{"id":1610,"date":"2025-05-17T21:03:56","date_gmt":"2025-05-17T12:03:56","guid":{"rendered":"https:\/\/info.zanet.biz\/?p=1610"},"modified":"2025-05-17T21:03:59","modified_gmt":"2025-05-17T12:03:59","slug":"copilot%e3%81%a7r%e3%82%b9%e3%82%af%e3%83%aa%e3%83%97%e3%83%88%e3%82%92%e4%bd%9c%e6%88%90%e3%81%99%e3%82%8b%ef%bc%9a%e6%99%82%e9%96%93%e3%82%a4%e3%83%99%e3%83%b3%e3%83%88%e5%88%86%e6%9e%90%e3%81%ae","status":"publish","type":"post","link":"https:\/\/info.zanet.biz\/?p=1610","title":{"rendered":"Copilot\u3067R\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3059\u308b\uff1a\u6642\u9593\u30a4\u30d9\u30f3\u30c8\u5206\u6790\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97"},"content":{"rendered":"\n<p>Copilot\u3067\u30d6\u30ed\u30f3\u30d7\u30c8\u3092\u66f8\u3044\u3066\u3055\u307e\u3056\u307e\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001R\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u3064\u306e\u4f8b\u3068\u3057\u3066\u3001R\u306e<a href=\"https:\/\/cran.r-project.org\/web\/packages\/TrialSize\/index.html\" target=\"_blank\" rel=\"noreferrer noopener\">TrialSize<\/a>\u3068\u3044\u3046\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f7f\u3063\u3066\u3001Time-to-event \uff08\u6642\u9593\u30a4\u30d9\u30f3\u30c8\u5206\u6790\uff09\uff08\u751f\u5b58\u5206\u6790\uff09\u30672\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3092\u6bd4\u8f03\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u4f5c\u6210\u3092\u8a66\u307f\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>TrialSize\u306e\u95a2\u6570\u306e\u5185\u3001TwoSampleSurvival.Equality\u304c\u5dee\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u5206\u6790\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u3067\u3059\u3002\u3053\u306e\u95a2\u6570\u306f8\u3064\u306e\u5f15\u6570\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<a href=\"https:\/\/cran.r-project.org\/web\/packages\/TrialSize\/TrialSize.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">TrialSize\u306e\u30de\u30cb\u30e5\u30a2\u30eb<\/a>\u306e\u8a72\u5f53\u7b87\u6240\u306b\u4ee5\u4e0b\u306e\u69d8\u306b\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>TwoSampleSurvival.Equality(alpha,beta,lam1,lam2,k,ttotal,taccrual,gamma)<\/p>\n\n\n\n<p>\u3053\u306e\u95a2\u6570\u306e\u6f14\u7b97\u7d50\u679c\u3092\u5909\u6570res\u306b\u683c\u7d0d\u3059\u308b\u3068\u3044\u3046\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u4ee5\u4e0b\u306e\u69d8\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u306f\u81ea\u5206\u3067\u8003\u3048\u3066\u66f8\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>res=TwoSampleSurvival.Equality(alpha,beta,lam1,lam2,k,ttotal,taccrual,gamma)<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u3001Copilot\u306b\u6b21\u306e\u3088\u3046\u306b\u805e\u3044\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\"><strong>R\u306e\u30d1\u30c3\u30b1\u30fc\u30b8TrialSize\u306e\u95a2\u6570res=TwoSampleSurvival.Equality(alpha,beta,lam1,lam2,k,ttotal,taccrual,gamma)\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u304f\u3060\u3055\u3044\u3002lam2\u304c\u5bfe\u7167\u7fa4\u3001lam1\u304c\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3068\u3057\u307e\u3059\u3002<\/strong><\/mark><\/p>\n\n\n\n<p>\u305d\u306e\u56de\u7b54\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<p><code>TwoSampleSurvival.Equality<\/code> \u306f\u3001R\u306e <code>TrialSize<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u542b\u307e\u308c\u308b\u95a2\u6570\u3067\u3001<strong>\u751f\u5b58\u30c7\u30fc\u30bf\u306e\u6307\u6570\u30e2\u30c7\u30eb\u306b\u304a\u3051\u308b2\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5dee\u3092\u691c\u5b9a<\/strong>\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u95a2\u6570\u306e\u6982\u8981<\/strong><\/h3>\n\n\n\n<p>\u3053\u306e\u95a2\u6570\u306f\u3001<strong>\u4ecb\u5165\u7fa4\uff08lam1\uff09\u3068\u5bfe\u7167\u7fa4\uff08lam2\uff09\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u304c\u7b49\u3057\u3044\u304b\u3069\u3046\u304b<\/strong>\u3092\u691c\u5b9a\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5e30\u7121\u4eee\u8aac\uff08H0\uff09\u3068\u5bfe\u7acb\u4eee\u8aac\uff08Ha\uff09\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H0\uff08\u5e30\u7121\u4eee\u8aac\uff09<\/strong>: \u4ecb\u5165\u7fa4\u3068\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5dee\u306f\u30bc\u30ed\u3067\u3042\u308b\uff08\u7b49\u3057\u3044\uff09<\/li>\n\n\n\n<li><strong>Ha\uff08\u5bfe\u7acb\u4eee\u8aac\uff09<\/strong>: \u4ecb\u5165\u7fa4\u3068\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5dee\u306f\u30bc\u30ed\u3067\u306f\u306a\u3044\uff08\u7570\u306a\u308b\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5f15\u6570\u306e\u8aac\u660e<\/strong><\/h3>\n\n\n\n<p>\u3053\u306e\u95a2\u6570\u306b\u306f\u4ee5\u4e0b\u306e\u5f15\u6570\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>alpha<\/code>\uff1a\u6709\u610f\u6c34\u6e96\uff08\u4f8b\uff1a0.05\uff09<\/li>\n\n\n\n<li><code>beta<\/code>\uff1a\u691c\u51fa\u529b\uff08power = 1 &#8211; beta\uff09<\/li>\n\n\n\n<li><code>lam1<\/code>\uff1a\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387<\/li>\n\n\n\n<li><code>lam2<\/code>\uff1a\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387<\/li>\n\n\n\n<li><code>k<\/code>\uff1a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u6bd4\uff08k = n1\/n2\uff09<\/li>\n\n\n\n<li><code>ttotal<\/code>\uff1a\u8a66\u9a13\u306e\u7dcf\u671f\u9593<\/li>\n\n\n\n<li><code>taccrual<\/code>\uff1a\u88ab\u9a13\u8005\u767b\u9332\u671f\u9593<\/li>\n\n\n\n<li><code>gamma<\/code>\uff1a\u6307\u6570\u5206\u5e03\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\uff08<code>gamma = 0<\/code> \u306e\u5834\u5408\u306f\u4e00\u69d8\u306a\u60a3\u8005\u767b\u9332\u3092\u4eee\u5b9a\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4f7f\u7528\u4f8b<\/strong><\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u306f\u3001<code>TwoSampleSurvival.Equality<\/code> \u3092\u4f7f\u7528\u3057\u305f\u4f8b\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Example.7.2.4 &lt;- TwoSampleSurvival.Equality(0.05, 0.2, 1, 2, 1, 3, 1, 0.00001)\nprint(Example.7.2.4)\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u6709\u610f\u6c34\u6e96 <code>0.05<\/code>\u3001\u691c\u51fa\u529b <code>0.2<\/code>\u3001\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 <code>1<\/code>\u3001\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 <code>2<\/code> \u306a\u3069\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a2d\u5b9a\u3057\u3001\u691c\u5b9a\u3092\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u95a2\u6570\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001<strong>\u4ecb\u5165\u7fa4\u3068\u5bfe\u7167\u7fa4\u306e\u751f\u5b58\u7387\u306b\u7d71\u8a08\u7684\u306a\u6709\u610f\u5dee\u304c\u3042\u308b\u304b\u3069\u3046\u304b<\/strong>\u3092\u8a55\u4fa1\u3067\u304d\u307e\u3059\u3002\u8a66\u9a13\u30c7\u30b6\u30a4\u30f3\u306e\u8a08\u753b\u3084\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u6c7a\u5b9a\u306b\u5f79\u7acb\u3064\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u8a66\u3057\u3066\u307f\u3066\u3001\u4f55\u304b\u7591\u554f\u304c\u3042\u308c\u3070\u6559\u3048\u3066\u304f\u3060\u3055\u3044\uff01\ud83d\udcca\uff03\uff03\uff03\u3053\u3053\u307e\u3067Copilot\u306e\u56de\u7b54\u3002<\/p>\n\n\n\n<p>\u3055\u3066\u3001\u5b9f\u969b\u306b\u52d5\u304b\u305b\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u4f8b\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001R\u3092\u8d77\u52d5\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u30e1\u30cb\u30e5\u30fc\u304b\u3089\u65b0\u3057\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u958b\u3044\u3066\u3001library(TrialSize)\u3068\u66f8\u304d\u8fbc\u3093\u3067\u3001\u305d\u308c\u306b\u7d9a\u3051\u3066\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u90e8\u5206\u3092\u30b3\u30d4\u30fc\u3057\u3066\u3001\u30da\u30fc\u30b9\u30c8\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001R\u306e\u30a8\u30c7\u30a3\u30bf\u30a6\u30a4\u30f3\u30c9\u30a6\u3067\u5168\u4f53\u3092\u9078\u629e\u3057\u3066\u3001\u5b9f\u884c\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"163\" src=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-1.png\" alt=\"\" class=\"wp-image-1615\" srcset=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-1.png 975w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-1-300x50.png 300w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-1-768x128.png 768w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>\u7d50\u679c\u304c\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u51fa\u529b\u3055\u308c\u307e\u3059\u304c\u3001TwoSampleSurvial.Equality\u95a2\u6570\u3092\u5b9f\u884c\u3057\u305f\u6b21\u306e\u884c\u306b2\u3064\u306e\u6570\u5024\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u307e\u305a\u3053\u308c\u304c\u4f55\u304b\u306b\u3064\u3044\u3066Copilot\u306b\u805e\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">\u5b9f\u884c\u3059\u308b\u30682\u3064\u306e\u5024\u304c\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u51fa\u529b\u3055\u308c\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f<\/mark><\/strong><\/p>\n\n\n\n<p>Copilot\u306e\u7b54\u3048\u306f\u3001\u4ecb\u5165\u7fa4(n1)\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3068\u5bfe\u7167\u7fa4(n2)\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3067\u3059\u3068\u3044\u3046\u3053\u3068\u3067\u3057\u305f\u304c\u3001\u3053\u308c\u306f\u660e\u3089\u304b\u306b\u9593\u9055\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u3001TwoSampleSurvival.Equality\u306e\u95a2\u6570\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u63d0\u793a\u3057\u3066\u3082\u3089\u3044\u3001\u95a2\u6570\u306e\u4e2d\u8eab\u3092\u78ba\u8a8d\u3057\u3088\u3046\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">TwoSamplSurvival.Equality\u95a2\u6570\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u898b\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/mark><\/strong><\/p>\n\n\n\n<p>\u5f97\u3089\u308c\u305f\u56de\u7b54\u306f\u3001RDocumentation\u3084Quantargo\u3084rdrr.io\u3092\u53c2\u7167\u3057\u308d\u3068\u3044\u3046\u3082\u306e\u3067\u3057\u305f\u3002\u305d\u3053\u3067\u3001\u3053\u306e\u95a2\u6570\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092R\u3067\u8868\u793a\u3055\u305b\u308b\u65b9\u6cd5\u304c\u306a\u3044\u304b\u805e\u3044\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">TrialSize\u306b\u3053\u306e\u95a2\u6570\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u63d0\u793a\u3059\u308b\u3088\u3046\u306b\u3059\u308bR\u306e\u95a2\u6570\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/mark><\/strong><\/p>\n\n\n\n<p>\u6b21\u306e\u56de\u7b54\u304c\u5f97\u3089\u308c\u307e\u3057\u305f\uff1a<\/p>\n\n\n\n<p>R\u306b\u306f\u3001<strong>\u95a2\u6570\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306e\u95a2\u6570<\/strong> \u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<code>TrialSize<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e <code>TwoSampleSurvival.Equality<\/code> \u95a2\u6570\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. <code>getAnywhere()<\/code> \u3092\u4f7f\u7528<\/strong><\/h3>\n\n\n\n<p><code>getAnywhere()<\/code> \u95a2\u6570\u3092\u4f7f\u3046\u3068\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306e\u95a2\u6570\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u8868\u793a\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>getAnywhere(TwoSampleSurvival.Equality)\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u65b9\u6cd5\u306f\u3001\u95a2\u6570\u304c\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3067\u3082\u30b3\u30fc\u30c9\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. <code>TrialSize<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30ed\u30fc\u30c9\u3057\u3066 <code>print()<\/code><\/strong><\/h3>\n\n\n\n<p>\u95a2\u6570\u304c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001<code>print()<\/code> \u3092\u4f7f\u3046\u3053\u3068\u3067\u30b3\u30fc\u30c9\u306e\u4e00\u90e8\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>library(TrialSize)\nprint(TwoSampleSurvival.Equality)\n<\/code><\/pre>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u95a2\u6570\u304c\u30b3\u30f3\u30d1\u30a4\u30eb\u6e08\u307f\u3067\u3042\u308b\u5834\u5408\u306f\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. <code>body()<\/code> \u3092\u4f7f\u7528<\/strong><\/h3>\n\n\n\n<p>\u95a2\u6570\u306e\u672c\u4f53\u90e8\u5206\u3092\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001<code>body()<\/code> \u3092\u4f7f\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>body(TwoSampleSurvival.Equality)\n<\/code><\/pre>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u95a2\u6570\u306e\u51e6\u7406\u5185\u5bb9\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. <code>deparse()<\/code> \u3092\u4f7f\u7528<\/strong><\/h3>\n\n\n\n<p>\u95a2\u6570\u306e\u30b3\u30fc\u30c9\u3092\u6587\u5b57\u5217\u3068\u3057\u3066\u53d6\u5f97\u3059\u308b\u306b\u306f\u3001<code>deparse()<\/code> \u3092\u4f7f\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>deparse(TwoSampleSurvival.Equality)\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u95a2\u6570\u306e\u30b3\u30fc\u30c9\u304c\u30ea\u30b9\u30c8\u5f62\u5f0f\u3067\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u95a2\u6570\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u975e\u516c\u958b\u306e\u5834\u5408\u3001\u3053\u308c\u3089\u306e\u65b9\u6cd5\u3067\u306f\u8868\u793a\u3067\u304d\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u306f\u3001<strong>\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/strong> \u3084 <strong>GitHub\u30ea\u30dd\u30b8\u30c8\u30ea<\/strong> \u3092\u78ba\u8a8d\u3059\u308b\u306e\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u8a66\u3057\u3066\u307f\u3066\u3001\u3046\u307e\u304f\u3044\u304b\u306a\u304b\u3063\u305f\u3089\u6559\u3048\u3066\u304f\u3060\u3055\u3044\uff01\ud83d\udcca\uff03\uff03\uff03\u3053\u3053\u307e\u3067Copilot\u306e\u56de\u7b54<\/p>\n\n\n\n<p>Copilot\u306e\u56de\u7b54\u306e\u4e2d\u304b\u3089\u3001getAnywhere(TwoSampleSurvival.Equality)\u3067\u3053\u306e\u95a2\u6570\u306e\u60c5\u5831\u304c\u5f97\u3089\u308c\u305d\u3046\u3060\u3068\u308f\u304b\u3063\u305f\u306e\u3067\u3001\u3053\u308c\u3092R\u3067\u5b9f\u884c\u3057\u305f\u3068\u3053\u308d\u3001\u3053\u306e\u95a2\u6570\u306e\u4e2d\u8eab\u304c\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u51fa\u529b\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"921\" height=\"568\" src=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere.png\" alt=\"\" class=\"wp-image-1612\" srcset=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere.png 921w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere-300x185.png 300w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere-768x474.png 768w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u898b\u308b\u3068\u3001print(variance1)\u3068print(variance2)\u3068\u3044\u3046\u30b3\u30fc\u30c9\u304c\u3042\u308b\u306e\u3067\u3001\u4e0a\u8a18\u306e2\u3064\u306e\u5024\u306f\u3001lam1\u3059\u306a\u308f\u3061\u3001\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5206\u6563\u3068lam2\u3059\u306a\u308f\u3061\u5bfe\u7167\u7fa4\u306e\u5206\u6563\u306e\u5024\u3060\u3068\u3044\u3046\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f\u3002\uff08\u5404\u5206\u6563\u306e\u8a08\u7b97\u5f0f\u306f\u3001TrialSize\u306e\u4f5c\u8005\u3089\u306e\u8457\u66f8\u201dChow SC, Shao J, Wang H, Lokhnygina Y: Sample Size Calculations In Clinical Research. CRC Press, Taylor &amp; Francis Group, 2018, New York, NY, USA.\u201d\u306e150\u30da\u30fc\u30b8\u306b\u66f8\u304b\u308c\u3066\u3044\u308b\u3082\u306e\u3068\u540c\u3058\u3067\u3057\u305f\u3002TrialSize\u306e\u4f5c\u8005\u306e\u8457\u66f8\u306a\u306e\u3067\u3002\uff09<\/p>\n\n\n\n<p>\u305d\u3057\u3066\u3001\u3053\u306e\u95a2\u6570\u306fn2\u3092\u8fd4\u3059\u95a2\u6570\u306a\u306e\u3067\u3001\u7d50\u679c\u306b\u306f\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u4e0a\u8a18\u306e\u5f15\u6570\u306e\u89e3\u8aac\u304b\u3089\u308f\u304b\u308b\u3088\u3046\u306b\u3001\u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306f\u305d\u306e\u5024\u306bk\u3092\u639b\u3051\u7b97\u3057\u3066\u5f97\u3089\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u3067\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u3001\u3088\u308a\u4e00\u822c\u7684\u306a\u76ee\u7684\u306b\u5408\u308f\u305b\u3066\u66f8\u304d\u63db\u3048\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002\u5f15\u6570\u306e\u5024\u3092\u3042\u3089\u304b\u3058\u3081\u4e0a\u8a18\u306e\u4f8b\u3068\u540c\u3058\u5024\u306b\u8a2d\u5b9a\u3057\u3001TwoSampleSurvival.Equality\u95a2\u6570\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u7d50\u679c\u306f\u5909\u6570res\u306b\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u69d8\u306bCopilot\u306b\u6307\u793a\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">Example.7.2.4 &lt;- TwoSampleSurvival.Equality(0.05, 0.2, 1, 2, 1, 3, 1, 0.00001) print(Example.7.2.4) \u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u66f8\u304d\u63db\u3048\u3066\u3001\u5404\u5f15\u6570\u3092\u540c\u3058\u540d\u524d\u306e\u5909\u6570\u306b\u3053\u306e\u4f8b\u3068\u540c\u3058\u5024\u3092\u8a2d\u5b9a\u3057\u3001\u7d50\u679c\u306f\u5909\u6570res\u306b\u683c\u7d0d\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u66f8\u3044\u3066\u304f\u3060\u3055\u3044\u3002\u6700\u521d\u306b\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8aad\u307f\u8fbc\u307f\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3082\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7d50\u679c\u306f\u3001\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3001\u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3001\u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u51fa\u529b\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u306a\u304a\u3001res\u306b\u306f\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002<\/mark><\/strong><\/p>\n\n\n\n<p>\u305d\u306e\u56de\u7b54\u306f\uff1a<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306eR\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u3001<code>TrialSize<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u8aad\u307f\u8fbc\u307f\u3001\u5404\u5f15\u6570\u3092\u540c\u3058\u540d\u524d\u306e\u5909\u6570\u306b\u8a2d\u5b9a\u3057\u305f\u4e0a\u3067\u3001<code>TwoSampleSurvival.Equality()<\/code> \u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092 <code>res<\/code> \u306b\u683c\u7d0d\u3057\u307e\u3059\u3002<br><code>res<\/code> \u306b\u306f<strong>\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba<\/strong>\u304c\u683c\u7d0d\u3055\u308c\u308b\u305f\u3081\u3001\u305d\u3053\u304b\u3089<strong>\u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba<\/strong>\u3068<strong>\u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba<\/strong>\u3092\u8a08\u7b97\u3057\u3001\u51fa\u529b\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8aad\u307f\u8fbc\u307f\nlibrary(TrialSize)\n\n# \u5404\u5f15\u6570\u306e\u8a2d\u5b9a\nalpha &lt;- 0.05\nbeta &lt;- 0.2\nlam1 &lt;- 1  # \u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\nlam2 &lt;- 2  # \u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\nk &lt;- 1     # \u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u6bd4 (n1\/n2)\nttotal &lt;- 3\ntaccrual &lt;- 1\ngamma &lt;- 0.00001\n\n# \u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97 (\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba)\nres &lt;- TwoSampleSurvival.Equality(alpha, beta, lam1, lam2, k, ttotal, taccrual, gamma)\n\n# \u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\nn1 &lt;- k * res  # \u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\nn_total &lt;- n1 + res  # \u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\n\n# \u7d50\u679c\u306e\u51fa\u529b\ncat(\"\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba:\", round(res), \"\\n\")\ncat(\"\u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba:\", round(n1), \"\\n\")\ncat(\"\u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba:\", round(n_total), \"\\n\")\n<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001<code>res<\/code> \u306b\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u683c\u7d0d\u3055\u308c\u3001\u305d\u3053\u304b\u3089\u4ecb\u5165\u7fa4\u3068\u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3057\u3066\u51fa\u529b\u3057\u307e\u3059\u3002<br><strong><code>round()<\/code> \u3092\u4f7f\u3063\u3066\u6574\u6570\u5024\u306b\u4e38\u3081\u3066\u3044\u307e\u3059\u304c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\uff01<\/strong> \ud83d\udcdd\u2728\uff03\uff03\uff03\u3053\u3053\u307e\u3067Copilot\u306e\u56de\u7b54\u3002<\/p>\n\n\n\n<p>\u898b\u305f\u3068\u3053\u308d\u3001\u7d50\u679c\u306e\u51fa\u529b\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u90e8\u5206\u306f\u5c11\u3057\u554f\u984c\u304c\u3042\u308a\u305d\u3046\u3067\u3059\u304c\u3001\u307e\u305a\u305d\u306e\u307e\u307e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u30b3\u30d4\u30fc\u3057\u3066R\u3067\u5b9f\u884c\u3055\u305b\u3066\u307f\u307e\u3059\u3002\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u308b\u3053\u3068\u306a\u304f\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u30c7\u30fc\u30bf\u304c\u51fa\u529b\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1011\" height=\"388\" src=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere-3.png\" alt=\"\" class=\"wp-image-1619\" srcset=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere-3.png 1011w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere-3-300x115.png 300w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/two-sample-survival-equality-getanywhere-3-768x295.png 768w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>\u306a\u304a\u3001&#8221;\\n&#8221;\u306f\u6539\u884c\u306e\u30b3\u30fc\u30c9\u3067\u3059\u304c\u3001\u4ee5\u4e0b\u306e\u69d8\u306bpaste()\u95a2\u6570\u3067\u6587\u5b57\u5217\u3092\u7d50\u5408\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u305d\u306e\u307e\u307e\u66f8\u304d\u51fa\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u306f\u3001&#8221;\\n&#8221;\u306f\u4e0d\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"631\" height=\"43\" src=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image.png\" alt=\"\" class=\"wp-image-1620\" style=\"width:411px;height:auto\" srcset=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image.png 631w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image-300x20.png 300w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/figure>\n\n\n\n<p>\u3082\u3057\u3001cat(paste(&#8220;\u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba:&#8221;, round(n_total), &#8220;\\n&#8221;,&#8221;\u4ecb\u5165\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba:&#8221;, round(n1), &#8220;\\n&#8221;,&#8221;\u7dcf\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba:&#8221;, round(n_total),&#8221;\\n&#8221;))\u3068\u8a00\u3046\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u3042\u308c\u3070\u3001\u4e0b\u306b\u793a\u3059\u3088\u3046\u306b\u6539\u884c\u304c\u5165\u3063\u3066\u51fa\u529b\u3055\u308c\u307e\u3059\u3002paste()\u95a2\u6570\u306fR\u306e\u95a2\u6570\u3067\u6587\u5b57\u5217\u3092\u7d50\u5408\u3057\u307e\u3059\u3002sep=&#8221;&#8221;\u3068\u8a2d\u5b9a\u3057\u306a\u3044\u3068\u30b9\u30da\u30fc\u30b9\u533a\u5207\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"928\" height=\"94\" src=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image-1.png\" alt=\"\" class=\"wp-image-1621\" srcset=\"https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image-1.png 928w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image-1-300x30.png 300w, https:\/\/info.zanet.biz\/wp\/wp-content\/uploads\/2025\/05\/image-1-768x78.png 768w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u3001\u4eca\u5ea6\u306f\u3001lam1, lam2\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5024\u3092\u6642\u9593t\u306e\u751f\u5b58\u7387\u304b\u3089\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u3092Copilot\u306b\u805e\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">lam1\u3092\u4ecb\u5165\u7fa4\u3001lam2\u3092\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3068\u3057\u307e\u3059\u3002lam1, lam2\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5024\u3092\u6642\u9593t\u306e\u751f\u5b58\u7387p1, p2\u304b\u3089\u8a08\u7b97\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u306f\uff1f<\/mark> <\/strong><\/p>\n\n\n\n<p>\u305d\u306e\u56de\u7b54\u306f\uff1a<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306eR\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u3001\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3092 <strong>lam1<\/strong>\u3001\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3092 <strong>lam2<\/strong> \u3068\u3057\u3001\u305d\u308c\u305e\u308c\u6642\u9593 <strong>t<\/strong> \u306b\u304a\u3051\u308b\u751f\u5b58\u7387 <strong>p1, p2<\/strong> \u304b\u3089\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8a08\u7b97\u5f0f<\/strong><\/h3>\n\n\n\n<p>\u6307\u6570\u5206\u5e03\u306e\u6027\u8cea\u3092\u5229\u7528\u3057\u3066\u3001\u30cf\u30b6\u30fc\u30c9\u7387\u306f\u4ee5\u4e0b\u306e\u5f0f\u3067\u6c42\u3081\u307e\u3059\uff1a<\/p>\n\n\n\n<p>[ \\lambda = -\\frac{\\ln(p)}{t} ]<\/p>\n\n\n\n<p>\u3053\u3053\u3067\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>p1<\/strong> \u2192 <strong>\u4ecb\u5165\u7fa4\u306e\u751f\u5b58\u7387<\/strong><\/li>\n\n\n\n<li><strong>p2<\/strong> \u2192 <strong>\u5bfe\u7167\u7fa4\u306e\u751f\u5b58\u7387<\/strong><\/li>\n\n\n\n<li><strong>t<\/strong> \u2192 <strong>\u8a66\u9a13\u671f\u9593<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>R\u30b9\u30af\u30ea\u30d7\u30c8<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># \u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8a2d\u5b9a\nt &lt;- 5    # \u6642\u9593\np1 &lt;- 0.8 # \u4ecb\u5165\u7fa4\u306e\u751f\u5b58\u7387\np2 &lt;- 0.6 # \u5bfe\u7167\u7fa4\u306e\u751f\u5b58\u7387\n\n# \u30cf\u30b6\u30fc\u30c9\u7387\u306e\u8a08\u7b97\nlam1 &lt;- -log(p1) \/ t  # \u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\nlam2 &lt;- -log(p2) \/ t  # \u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\n\n# \u7d50\u679c\u306e\u51fa\u529b\ncat(\"\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 (lam1):\", lam1, \"\\n\")\ncat(\"\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 (lam2):\", lam2, \"\\n\")\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30dd\u30a4\u30f3\u30c8<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u751f\u5b58\u7387 <strong>p<\/strong> \u304c\u9ad8\u3044\u307b\u3069\u3001\u30cf\u30b6\u30fc\u30c9\u7387 <strong>\u03bb<\/strong> \u306f\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u6642\u9593 <strong>t<\/strong> \u304c\u9577\u3044\u307b\u3069\u3001\u30a4\u30d9\u30f3\u30c8\u767a\u751f\u306e\u78ba\u7387\u304c\u4f4e\u3044\u305f\u3081\u3001<strong>\u30cf\u30b6\u30fc\u30c9\u7387\u306f\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059<\/strong>\u3002<\/li>\n\n\n\n<li><code>p1<\/code> \u3084 <code>p2<\/code> \u306e\u5024\u306f <strong>0\uff5e1<\/strong> \u306e\u7bc4\u56f2\u3067\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f7f\u3048\u3070\u3001\u6307\u5b9a\u3057\u305f <strong>\u751f\u5b58\u7387<\/strong> \u304b\u3089 <strong>\u30cf\u30b6\u30fc\u30c9\u7387<\/strong> \u3092\u7c21\u5358\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<br>\u8a66\u3057\u3066\u307f\u3066\u3001\u671f\u5f85\u3069\u304a\u308a\u306e\u7d50\u679c\u304c\u51fa\u308b\u304b\u30c1\u30a7\u30c3\u30af\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff01<br>\u3082\u3057\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u305f\u3044\u70b9\u304c\u3042\u308c\u3070\u3001\u6c17\u8efd\u306b\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u306d\u3002\uff03\uff03\uff03\u3053\u3053\u307e\u3067Copilot\u306e\u56de\u7b54<\/p>\n\n\n\n<p>\u78ba\u304b\u306b\u305d\u306e\u901a\u308a\u3067\u3057\u305f\u3002\u3055\u3089\u306b\u3001\u4eca\u5ea6\u306f\u30cf\u30b6\u30fc\u30c9\u6bd4\u3092\u4f7f\u3046\u5834\u5408\u3001\u3059\u306a\u308f\u3061\u3001\u5bfe\u7167\u7fa4\u306e\u6642\u9593t\u306e\u751f\u5b58\u7387pc\u3067\u3001\u30cf\u30b6\u30fc\u30c9\u6bd4\u304chr\u306e\u5834\u5408\u306b\u3001lam1, lam2\u3092\u8a08\u7b97\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u805e\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\"><strong>\u5bfe\u7167\u7fa4\u306e\u6642\u9593t\u306e\u751f\u5b58\u7387pc\u3067\u3001\u30cf\u30b6\u30fc\u30c9\u6bd4\u304chr\u306e\u5834\u5408\u306b\u3001lam1, lam2\u3092\u8a08\u7b97\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u306f\uff1f<\/strong><\/mark><\/p>\n\n\n\n<p>\u305d\u306e\u56de\u7b54\u306f\uff1a<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306eR\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u3001<strong>\u5bfe\u7167\u7fa4\u306e\u751f\u5b58\u7387 (<code>pc<\/code>)<\/strong> \u3092\u57fa\u306b\u3001<strong>\u30cf\u30b6\u30fc\u30c9\u6bd4 (<code>hr<\/code>)<\/strong> \u3092\u8003\u616e\u3057\u3066\u3001<strong>\u5bfe\u7167\u7fa4 (<code>lam2<\/code>) \u3068\u4ecb\u5165\u7fa4 (<code>lam1<\/code>) \u306e\u30cf\u30b6\u30fc\u30c9\u7387<\/strong> \u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8a08\u7b97\u5f0f<\/strong><\/h3>\n\n\n\n<p>\u6307\u6570\u5206\u5e03\u306e\u6027\u8cea\u3092\u5229\u7528\u3057\u3066\u3001\u30cf\u30b6\u30fc\u30c9\u7387\u306f\u4ee5\u4e0b\u306e\u5f0f\u3067\u6c42\u3081\u307e\u3059\uff1a<\/p>\n\n\n\n<p>[ \\lambda_2 = -\\frac{\\ln(pc)}{t} ]<\/p>\n\n\n\n<p>[ \\lambda_1 = \\lambda_2 \\times hr ]<\/p>\n\n\n\n<p>\u3053\u3053\u3067\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>pc<\/code><\/strong> \u2192 <strong>\u5bfe\u7167\u7fa4\u306e\u751f\u5b58\u7387<\/strong><\/li>\n\n\n\n<li><strong><code>hr<\/code><\/strong> \u2192 <strong>\u30cf\u30b6\u30fc\u30c9\u6bd4<\/strong><\/li>\n\n\n\n<li><strong><code>t<\/code><\/strong> \u2192 <strong>\u8a66\u9a13\u671f\u9593<\/strong><\/li>\n\n\n\n<li><strong><code>lam2<\/code><\/strong> \u2192 <strong>\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387<\/strong><\/li>\n\n\n\n<li><strong><code>lam1<\/code><\/strong> \u2192 <strong>\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387<\/strong> (<code>lam2 \u00d7 hr<\/code>)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>R\u30b9\u30af\u30ea\u30d7\u30c8<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># \u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8a2d\u5b9a\nt &lt;- 5    # \u6642\u9593\npc &lt;- 0.6 # \u5bfe\u7167\u7fa4\u306e\u6642\u9593t\u306e\u751f\u5b58\u7387\nhr &lt;- 0.75 # \u30cf\u30b6\u30fc\u30c9\u6bd4 (\u4ecb\u5165\u7fa4\u306e\u30ea\u30b9\u30af\u304c\u5bfe\u7167\u7fa4\u306e75%)\n\n# \u30cf\u30b6\u30fc\u30c9\u7387\u306e\u8a08\u7b97\nlam2 &lt;- -log(pc) \/ t  # \u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\nlam1 &lt;- lam2 * hr     # \u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 (\u30cf\u30b6\u30fc\u30c9\u6bd4\u3092\u9069\u7528)\n\n# \u7d50\u679c\u306e\u51fa\u529b\ncat(\"\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 (lam2):\", lam2, \"\\n\")\ncat(\"\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 (lam1):\", lam1, \"\\n\")\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30dd\u30a4\u30f3\u30c8<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>hr &lt; 1<\/code><\/strong> \u306e\u5834\u5408\u3001\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 <code>lam1<\/code> \u306f <strong>\u5bfe\u7167\u7fa4\u3088\u308a\u4f4e\u304f<\/strong> \u306a\u308a\u3001\u30ea\u30b9\u30af\u304c\u4f4e\u6e1b\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong><code>hr &gt; 1<\/code><\/strong> \u306e\u5834\u5408\u3001\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387 <code>lam1<\/code> \u306f <strong>\u5bfe\u7167\u7fa4\u3088\u308a\u9ad8\u304f<\/strong> \u306a\u308a\u3001\u30ea\u30b9\u30af\u304c\u5897\u52a0\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u6642\u9593 <code>t<\/code> \u3092\u5909\u66f4<\/strong>\u3059\u308b\u3068\u3001\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u30b9\u30b1\u30fc\u30eb\u304c\u5909\u308f\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u3001<strong>\u751f\u5b58\u7387 (<code>pc<\/code>) \u3068\u30cf\u30b6\u30fc\u30c9\u6bd4 (<code>hr<\/code>) \u304b\u3089\u4ecb\u5165\u7fa4\u30fb\u5bfe\u7167\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3092\u6c42\u3081\u308b<\/strong> \u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u8a66\u3057\u3066\u307f\u3066\u3001\u9069\u5207\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u308b\u304b\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff01<br>\u8ffd\u52a0\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u304c\u5fc5\u8981\u306a\u3089\u3001\u6c17\u8efd\u306b\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u306d\u3002\uff03\uff03\uff03\u3053\u3053\u307e\u3067Copilot\u306e\u56de\u7b54<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u6b63\u3057\u305d\u3046\u3067\u3059\u3002\u3053\u3053\u3067R\u306elog\u306f\u81ea\u7136\u5bfe\u6570\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002Excel\u3067\u306fln\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u6642\u9593t\u306e\u751f\u5b58\u7387\uff08\u30a4\u30d9\u30f3\u30c8\u7387\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff09\u304b\u3089\u30cf\u30b6\u30fc\u30c9\u7387\u3092\u8a08\u7b97\u3059\u308b\u5f0f\u306f-ln(\u751f\u5b58\u7387)\/t\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97\u306e\u524d\u63d0\u6761\u4ef6\u306b\u3064\u3044\u3066\u3082Copilot\u306b\u805e\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">TrialSize\u306eTwoSampleSurvival.Equality\u95a2\u6570\u306b\u3088\u308b\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97\u306e\u524d\u63d0\u6761\u4ef6\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/mark><\/strong><\/p>\n\n\n\n<p><code>TrialSize<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e <code>TwoSampleSurvival.Equality<\/code> \u95a2\u6570\u3092\u7528\u3044\u305f\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e<strong>\u524d\u63d0\u6761\u4ef6<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u304c\u91cd\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. \u30cf\u30b6\u30fc\u30c9\u7387\u306e\u4eee\u5b9a<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4ecb\u5165\u7fa4\uff08lam1\uff09\u3068\u5bfe\u7167\u7fa4\uff08lam2\uff09\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u304c\u6307\u6570\u5206\u5e03\u306b\u5f93\u3046<\/strong>\u3053\u3068\u304c\u524d\u63d0\u3067\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6bd4\u4f8b\u30cf\u30b6\u30fc\u30c9\u306e\u4eee\u5b9a<\/strong>\uff08\u6642\u9593\u7d4c\u904e\u306b\u3088\u3063\u3066\u30cf\u30b6\u30fc\u30c9\u6bd4\u304c\u5909\u5316\u3057\u306a\u3044\uff09\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. \u6709\u610f\u6c34\u6e96\uff08\u03b1\uff09\u3068\u691c\u51fa\u529b\uff081 &#8211; \u03b2\uff09<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u03b1\uff08\u6709\u610f\u6c34\u6e96\uff09<\/strong>\uff1a\u901a\u5e38 <strong>0.05<\/strong> \u3084 <strong>0.01<\/strong> \u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u03b2\uff08\u7b2c2\u7a2e\u904e\u8aa4\uff09<\/strong>\uff1a\u4e00\u822c\u7684\u306b <strong>0.2\uff08\u691c\u51fa\u529b80%\uff09<\/strong> \u3084 <strong>0.1\uff08\u691c\u51fa\u529b90%\uff09<\/strong> \u304c\u9078\u3070\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. \u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u6bd4\uff08k\uff09<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4ecb\u5165\u7fa4\u3068\u5bfe\u7167\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u6bd4\uff08k = n1\/n2\uff09<\/strong> \u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u901a\u5e38\u306f <strong>1:1<\/strong> \u306e\u6bd4\u7387\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u304c\u3001\u7570\u306a\u308b\u6bd4\u7387\u3082\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. \u8a66\u9a13\u671f\u9593\uff08ttotal\uff09\u3068\u767b\u9332\u671f\u9593\uff08taccrual\uff09<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8a66\u9a13\u306e\u7dcf\u671f\u9593\uff08ttotal\uff09<\/strong> \u3068 <strong>\u88ab\u9a13\u8005\u767b\u9332\u671f\u9593\uff08taccrual\uff09<\/strong> \u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8ffd\u8de1\u671f\u9593\u304c\u77ed\u3059\u304e\u308b\u3068\u3001\u5341\u5206\u306a\u30a4\u30d9\u30f3\u30c8\u6570\u304c\u5f97\u3089\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. \u60a3\u8005\u767b\u9332\u306e\u5206\u5e03\uff08gamma\uff09<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>gamma = 0<\/code> \u306e\u5834\u5408\u3001<strong>\u60a3\u8005\u767b\u9332\u304c\u4e00\u69d8\u5206\u5e03<\/strong>\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>gamma<\/code> \u306e\u5024\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3001\u7570\u306a\u308b\u767b\u9332\u30d1\u30bf\u30fc\u30f3\u3092\u8003\u616e\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>6. \u6253\u3061\u5207\u308a\u30c7\u30fc\u30bf\u306e\u8003\u616e<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u89b3\u5bdf\u671f\u9593\u5185\u306b\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u306a\u304b\u3063\u305f\u30c7\u30fc\u30bf\uff08\u6253\u3061\u5207\u308a\u30c7\u30fc\u30bf\uff09<\/strong> \u3092\u9069\u5207\u306b\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>Cox\u30e2\u30c7\u30eb\u3067\u306f\u3001\u6253\u3061\u5207\u308a\u30c7\u30fc\u30bf\u3092\u8003\u616e\u3057\u305f\u89e3\u6790\u304c\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u524d\u63d0\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u3067\u3001<strong>\u9069\u5207\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3057\u3001\u8a66\u9a13\u306e\u7d71\u8a08\u7684\u691c\u51fa\u529b\u3092\u78ba\u4fdd<\/strong>\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/www.rdocumentation.org\/packages\/TrialSize\/versions\/1.4\/topics\/TwoSampleSurvival.Equality\">\u3053\u3061\u3089<\/a>\u306e\u60c5\u5831\u3082\u53c2\u8003\u306b\u306a\u308a\u307e\u3059\uff01\ud83d\udcca\uff03\uff03\uff03\u3053\u3053\u307e\u3067Copilot\u306e\u56de\u7b54\u3002<\/p>\n\n\n\n<p>\u78ba\u304b\u306b\u305d\u306e\u901a\u308a\u3067\u3059\u3002\u30cf\u30b6\u30fc\u30c9\u7387\u304c\u6307\u6570\u5206\u5e03\u306b\u5f93\u3046\u3068\u3044\u3046\u306e\u306f\u3001\u4f8b\u3048\u3070\u30011\u5e74\u5f8c\u306e\u751f\u5b58\u7387\u304c0.9\u3067\u3042\u308c\u3070\u30012\u5e74\u5f8c\u306f0.9\u00d70.9\u30013\u5e74\u5f8c\u306f0.9\u00d70.9\u00d70.9\u3068\u8a00\u3046\u69d8\u306b\u7d2f\u4e57\u306b\u306a\u3063\u3066\u3044\u304f\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u751f\u5b58\u5206\u6790\u306e\u5834\u5408\u3001\u30a4\u30d9\u30f3\u30c8\u306f\u6b7b\u4ea1\u3067\u3059\u3002\u3053\u306e\u4f8b\u3067\u306f\u30011\u5e74\u5f8c\u306e\u7d2f\u7a4d\u30a4\u30d9\u30f3\u30c8\u7387\uff08\u6b7b\u4ea1\u7387\uff09\u306f1 &#8211; 0.9 = 0.1\u3067\u30012\u5e74\u5f8c\u306e\u7d2f\u7a4d\u30a4\u30d9\u30f3\u30c8\u7387\u306f1 &#8211; 0.9\u00d70.9 = 0.19\u3068\u306a\u308a\u307e\u3059\u3002\u6642\u9593t\u306b\u304a\u3051\u308b\u3001\u6b7b\u4ea1\u7387\u304cpc\u3068\u3059\u308b\u3068\u3001\u30cf\u30b6\u30fc\u30c9\u7387 = -ln(1 &#8211; pc)\/t\u3067\u8a08\u7b97\u3055\u308c\u307e\u3059\u30021 &#8211; pc\u306f\u751f\u5b58\u7387\u306a\u306e\u3067\u3001\u751f\u5b58\u7387\u306e\u81ea\u7136\u5bfe\u6570\u306b-1\u3092\u639b\u7b97\u3057\u3066\u3001\u305d\u308c\u3092\u6e2c\u5b9a\u3055\u308c\u305f\u6642\u9593\u3067\u5272\u308a\u7b97\u3059\u308b\u3068\u30cf\u30b6\u30fc\u30c9\u7387\u304c\u5f97\u3089\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002pc\u304c\u5bfe\u7167\u7fa4\u306e\u6642\u9593t\u306b\u304a\u3051\u308b\u30a4\u30d9\u30f3\u30c8\u7387\u3060\u3068\u3059\u308b\u3068\u3001\u3053\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306b\u30cf\u30b6\u30fc\u30c9\u6bd4\u3092\u639b\u3051\u7b97\u3057\u305f\u5024\u304c\u4ecb\u5165\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u306b\u306a\u308a\u307e\u3059\u3002-ln(0.5)\/\u30cf\u30b6\u30fc\u30c9\u7387\u304c\u751f\u5b58\u671f\u9593\u4e2d\u592e\u5024Median Survival Time (MST)\u306b\u306a\u308a\u307e\u3059\u3002\u6642\u9593t\u3092\u3069\u3053\u306b\u8a2d\u5b9a\u3059\u308b\u304b\u306f\u751f\u5b58\u66f2\u7dda\u3092\u307f\u3066\u3001\u6307\u6570\u95a2\u6570\u306b\u3088\u308b\u751f\u5b58\u66f2\u7dda\u304c\u3067\u304d\u308b\u3060\u3051\u30d5\u30a3\u30c3\u30c8\u3057\u305d\u3046\u306a\u3068\u3053\u308d\u3092\u9078\u3076\u306e\u304c\u3072\u3068\u3064\u306e\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6307\u6570\u95a2\u6570\u3092\u7528\u3044\u308b\u751f\u5b58\u5206\u6790\u3067\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3001\u5404\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3001\u767b\u9332\u671f\u9593\uff08Accrual time)\u3068\u5168\u8a66\u9a13\u671f\u9593\uff08Total trial time\uff09\u3001\u03b1\u6c34\u6e96\u3001\u03b2\u307e\u305f\u306fPower(\u691c\u51fa\u529b\uff09\u3001\u305d\u3057\u3066\u3001\u30a8\u30f3\u30c8\u30ea\u30fc\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u6307\u5b9a\u3059\u308bGamma\u306e\u5024\u304c\u5fc5\u8981\u306a\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002Gamma\u306f\u4e00\u5b9a\u306e\u30b9\u30d4\u30fc\u30c9\u3067\u30a8\u30f3\u30c8\u30ea\u30fc\u304c\u3042\u308b\u5834\u5408\u306f0\u3067\u3059\u304c\u3001\u5f15\u6570\u30920\u306b\u3059\u308b\u3068\u3001\u5206\u6563\u306e\u8a08\u7b97\u30670\u3067\u306e\u5272\u308a\u7b97\u304c\u751f\u3058\u308b\u306e\u3067\u30010.00001\u306e\u3088\u3046\u306a\u5024\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u6b63\u8ca0\u306b\u3088\u3063\u3066\u3001\u30d1\u30bf\u30fc\u30f3\u304c\u4e0a\u306b\u51f8\u304b\u51f9\u304c\u6c7a\u307e\u308a\u307e\u3059\uff08Chow SC\u3089\u306e\u66f8\u7c4d\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\uff09\u3002\u307e\u305f\u3001\u30cf\u30b6\u30fc\u30c9\u7387\u306e\u5206\u6563\u306f\u767b\u9332\u671f\u9593\u3001\u5168\u8a66\u9a13\u671f\u9593\u3068Gamma\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3066\u3001Copilot\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u95a2\u3057\u3066\u3001\u304b\u306a\u308a\u512a\u308c\u3066\u3044\u3066\u3001\u6709\u7528\u306a\u30b3\u30fc\u30c9\u3042\u308b\u3044\u306f\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u6559\u3048\u3066\u304f\u308c\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3084\u306f\u308a\u9593\u9055\u3044\u304c\u6df7\u3056\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30b3\u30fc\u30c9\u306e\u5834\u5408\u306f\u3001\u5b9f\u884c\u3057\u305f\u969b\u306b\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u308b\u3001\u7d50\u679c\u304c\u6b63\u3057\u304f\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u9593\u9055\u3044\u3060\u3068\u3044\u3046\u3053\u3068\u304c\u5206\u304b\u308b\u306e\u3067\u3001\u5927\u304d\u306a\u554f\u984c\u306f\u8d77\u304d\u306b\u304f\u3044\u3068\u601d\u308f\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u826f\u3044\u70b9\u3068\u3057\u3066\u306f\u3001\u81ea\u5206\u304c\u77e5\u3089\u306a\u3044\u3001\u3042\u308b\u3044\u306f\u4eca\u307e\u3067\u4f7f\u3063\u305f\u3053\u3068\u306e\u306a\u3044\u30b3\u30fc\u30c9\u3092\u6559\u3048\u3066\u3082\u3089\u3048\u308b\u3068\u3044\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u5f8c\u3001\u30c7\u30fc\u30bf\u306e\u5909\u6570\u540d\u306e\u8a2d\u5b9a\u3068\u5206\u6790\u6cd5\u3092Copilot\u306b\u4f1d\u3048\u3066\u3001R\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3055\u305b\u308b\u3068\u3044\u3046\u3053\u3068\u3092\u3044\u308d\u3044\u308d\u8a66\u3057\u3066\u307f\u305f\u3089\u9762\u767d\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u81ea\u5206\u3067\u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3057\u306a\u3044\u3067\u6e08\u3080\u306e\u3067\u3001\u305d\u308c\u3060\u3051\u3067\u3082\u52b9\u7387\u5316\u304c\u56f3\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u81ea\u5206\u304c\u3042\u307e\u308a\u3088\u304f\u77e5\u3089\u306a\u3044\u3053\u3068\u306b\u3064\u3044\u3066\u3001Copilot\u3001Gemini\u3001ChatGPT\u306b\u5c0b\u306d\u308b\u5834\u5408\u306f\u3001\u56de\u7b54\u3092\u3046\u306e\u307f\u306b\u3059\u308b\u3053\u3068\u306f\u907f\u3051\u308b\u3079\u304d\u3067\u3059\u3002\u81ea\u5206\u3067\u305d\u308c\u304c\u6b63\u3057\u3044\u304b\u3069\u3046\u304b\u5224\u65ad\u3067\u304d\u308b\u3082\u306e\u306b\u3064\u3044\u3066\u306f\u3001\u52b9\u7387\u5316\u304c\u56f3\u308c\u308b\u3053\u3068\u306f\u9593\u9055\u3044\u3042\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u81ea\u5206\u3067\u3082\u3042\u3084\u3075\u3084\u306a\u5834\u5408\u3001\u305d\u306e\u56de\u7b54\u304c\u6b63\u3057\u3044\u304b\u4f55\u3089\u304b\u306e\u65b9\u6cd5\u3067\u78ba\u304b\u3081\u308b\u3053\u3068\u304c\u5fc5\u8981\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u88dc\u8db3\uff1a<\/p>\n\n\n\n<p>\u300c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">Copilot\u306b2\u7fa4\u306e\u751f\u5b58\u7387\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/mark><\/strong>\u300d\u3068\u805e\u3044\u3066\u307f\u305f\u3068\u3053\u308d\u3001Cox.Equality\u306a\u3069\u304c\u3042\u308b\u3068\u3044\u3046\u56de\u7b54\u3067\u3001\u3044\u308d\u3044\u308d\u805e\u304d\u65b9\u3092\u304b\u3048\u3066\u3082TwoSampleSurvival.Equality\u306f\u306a\u304b\u306a\u304b\u51fa\u3066\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u300c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">R\u30d1\u30c3\u30b1\u30fc\u30b8TrialSize\u306b\u306f\u30012\u3064\u306e\u72ec\u7acb\u3057\u305f\u7fa4\u306e\u751f\u5b58\u7387\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/mark><\/strong>\u300d\u3068\u805e\u304f\u3068\u3001\u4ee5\u4e0b\u306e\u69d8\u306a\u56de\u7b54\u3067\u3001\u540c\u95a2\u6570\u304c\u3042\u308b\u3053\u3068\u304c\u3084\u3063\u3066\u51fa\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>Copilot\u306e\u56de\u7b54\u3067\u3059\uff1a<\/p>\n\n\n\n<p>\u306f\u3044\u3001\u3042\u308a\u307e\u3059\uff01TrialSize\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u306f <strong><code>TwoSampleSurvival.Equality<\/code><\/strong> \u3068\u3044\u3046\u95a2\u6570\u304c\u3042\u308a\u30012\u3064\u306e\u72ec\u7acb\u3057\u305f\u7fa4\u306e\u751f\u5b58\u7387\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u3001\u30ed\u30b0\u30e9\u30f3\u30af\u691c\u5b9a\u3092\u7528\u3044\u305f\u751f\u5b58\u5206\u6790\u306b\u57fa\u3065\u3044\u3066\u3001\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u6c42\u3081\u308b\u306e\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>library(TrialSize)\n\nTwoSampleSurvival.Equality(alpha = 0.05, power = 0.8, lambda1 = 0.03, lambda2 = 0.01, t = 2, sided = 2)\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>lambda1<\/code>, <code>lambda2<\/code> \u306f\u5404\u7fa4\u306e\u30a4\u30d9\u30f3\u30c8\u767a\u751f\u7387<\/li>\n\n\n\n<li><code>t<\/code> \u306f\u89b3\u5bdf\u6642\u9593<\/li>\n\n\n\n<li><code>alpha<\/code> \u306f\u6709\u610f\u6c34\u6e96<\/li>\n\n\n\n<li><code>power<\/code> \u306f\u691c\u51fa\u529b<\/li>\n\n\n\n<li><code>sided<\/code> \u306f\u7247\u5074\/\u4e21\u5074\u691c\u5b9a\u306e\u6307\u5b9a<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u95a2\u6570\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u7814\u7a76\u306e\u76ee\u7684\u306b\u5fdc\u3058\u305f\u9069\u5207\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u3082\u3057\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u9078\u3073\u65b9\u306b\u3064\u3044\u3066\u76f8\u8ac7\u304c\u3042\u308c\u3070\u3001\u304a\u6c17\u8efd\u306b\u3069\u3046\u305e\uff01\uff03\uff03\uff03Copilot\u306e\u56de\u7b54\u3053\u3053\u307e\u3067\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u306f\u3044\u304f\u3064\u304b\u9593\u9055\u3044\u304c\u3042\u308a\u3001\u3053\u306e\u307e\u307e\u3067\u306f\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306e\u5f15\u6570\u306b\u9593\u9055\u3044\u304c\u3042\u308a\u3001power\u3067\u306f\u306a\u304fbeta\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001lambda1, lambda2\u306f\u305d\u308c\u305e\u308clam1, lam2\u3067\u3059\u3002\u3055\u3089\u306b\u3001sided\u3068\u3044\u3046\u5f15\u6570\u306f\u3082\u3068\u3082\u3068\u3042\u308a\u307e\u305b\u3093\u3002\u4e0a\u8a18\u306e\u95a2\u6570\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u3001qnorm(1 &#8211; alpha\/2)\u3068\u3044\u3046\u8a08\u7b97\u304c\u884c\u308f\u308c\u3066\u304a\u308a\u3001alpha\u306e\u5024\u3092\u534a\u5206\u306b\u3057\u3066\u3044\u308b\u306e\u3067\u3001Two-sided\u306e\u8a2d\u5b9a\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\uff08\u3082\u3057One-sided\u306b\u3057\u305f\u3051\u308c\u30702\u500d\u306e\u5024\u3092alpha\u306b\u8a2d\u5b9a\u3059\u308b\u3002\uff09\u3053\u308c\u306f\u30cf\u30eb\u30b7\u30cd\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u300c<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-blue-color\">R\u30d1\u30c3\u30b1\u30fc\u30b8TrialSize\u306b\u306f\u30012\u3064\u306e\u72ec\u7acb\u3057\u305f\u7fa4\u306e\u30cf\u30b6\u30fc\u30c9\u7387\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/mark><\/strong>\u300d\u306b\u5bfe\u3057\u3066\u306f\u3001TwoSampleSurvival.HazardRatio\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3068\u3044\u3046\u56de\u7b54\u3067\u3057\u305f\u304c\u3001\u5b9f\u969b\u306b\u306f\u3053\u306e\u3088\u3046\u306a\u95a2\u6570\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u3082\u3001\u30cf\u30eb\u30b7\u30cd\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001AI\u306f\u540c\u3058\u8cea\u554f\u3067\u3082\u3001\u6642\u9593\u3092\u5909\u3048\u308b\u3068\u3001\u9055\u3046\u56de\u7b54\u306e\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u3084\u306f\u308a\u3001AI\u306e\u56de\u7b54\u3092\u305d\u306e\u307e\u307e100\uff05\u4fe1\u3058\u308b\u306e\u306f\u5371\u967a\u3067\u3059\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Copilot\u3067\u30d6\u30ed\u30f3\u30d7\u30c8\u3092\u66f8\u3044\u3066\u3055\u307e\u3056\u307e\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001R\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002 \u4e00\u3064\u306e\u4f8b\u3068\u3057\u3066\u3001R\u306eTrialSize\u3068\u3044\u3046\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306e\u30d1\u30c3\u30b1\u30fc\u30b8 &hellip; <a href=\"https:\/\/info.zanet.biz\/?p=1610\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;Copilot\u3067R\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3059\u308b\uff1a\u6642\u9593\u30a4\u30d9\u30f3\u30c8\u5206\u6790\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-1610","post","type-post","status-publish","format-standard","hentry","category-statistics"],"_links":{"self":[{"href":"https:\/\/info.zanet.biz\/index.php?rest_route=\/wp\/v2\/posts\/1610","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/info.zanet.biz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/info.zanet.biz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/info.zanet.biz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/info.zanet.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1610"}],"version-history":[{"count":8,"href":"https:\/\/info.zanet.biz\/index.php?rest_route=\/wp\/v2\/posts\/1610\/revisions"}],"predecessor-version":[{"id":1627,"href":"https:\/\/info.zanet.biz\/index.php?rest_route=\/wp\/v2\/posts\/1610\/revisions\/1627"}],"wp:attachment":[{"href":"https:\/\/info.zanet.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/info.zanet.biz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/info.zanet.biz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}