{"id":3958,"date":"2025-06-12T23:54:23","date_gmt":"2025-06-12T14:54:23","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/?p=3958"},"modified":"2025-06-12T23:54:25","modified_gmt":"2025-06-12T14:54:25","slug":"significance-level-power-and-sample-size-the-trinity-of-statistical-hypothesis-testing","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/significance-level-power-and-sample-size-the-trinity-of-statistical-hypothesis-testing\/","title":{"rendered":"\u6709\u610f\u6c34\u6e96\u3001\u691c\u51fa\u529b\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\uff1a\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306e\u4e09\u4f4d\u4e00\u4f53"},"content":{"rendered":"\n<p>\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306f\u3001\u79d1\u5b66\u7814\u7a76\u3084\u30d3\u30b8\u30cd\u30b9\u306b\u304a\u3044\u3066\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3046\u4e0a\u3067\u4e0d\u53ef\u6b20\u306a\u30c4\u30fc\u30eb\u3067\u3042\u308b\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u6b63\u3057\u304f\u89e3\u91c8\u3057\u3001\u9069\u5207\u306a\u7d50\u8ad6\u3092\u5c0e\u304d\u51fa\u3059\u305f\u3081\u306b\u306f\u3001\u300c\u6709\u610f\u6c34\u6e96\u300d\u300c\u691c\u51fa\u529b\u300d\u300c\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u300d\u3068\u3044\u3046\u4e09\u3064\u306e\u91cd\u8981\u306a\u6982\u5ff5\u306e\u76f8\u4e92\u95a2\u4fc2\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306f\u307e\u308b\u3067\u7d71\u8a08\u7684\u691c\u5b9a\u3092\u652f\u3048\u308b\u4e09\u672c\u67f1\u3067\u3042\u308a\u3001\u3044\u305a\u308c\u304b\u4e00\u3064\u304c\u6b20\u3051\u3066\u3082\u5805\u7262\u306a\u7d50\u8ad6\u306f\u5f97\u3089\u308c\u306a\u3044\u3002\u672c\u7a3f\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u6982\u5ff5\u306e\u6982\u7565\u3001\u5177\u4f53\u7684\u306a\u4f8b\u3001R\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7528\u3044\u305f\u78ba\u8a8d\u3001\u305d\u3057\u3066\u305d\u306e\u95a2\u4fc2\u6027\u306e\u307e\u3068\u3081\u3092\u901a\u3058\u3066\u3001\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\">\u6982\u7565\uff1a\u4e09\u3064\u306e\u6982\u5ff5\u306e\u5b9a\u7fa9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6709\u610f\u6c34\u6e96 (\u03b1)<\/h3>\n\n\n\n<p><strong>\u6709\u610f\u6c34\u6e96<\/strong>\uff08significance level\uff09\u306f\u3001<strong>\u5e30\u7121\u4eee\u8aac<\/strong>\uff08H0\u200b\uff09\u304c\u6b63\u3057\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u3053\u308c\u3092\u8aa4\u3063\u3066\u68c4\u5374\u3057\u3066\u3057\u307e\u3046\u78ba\u7387\u3092\u6307\u3059\u3002\u3053\u308c\u306f\u300c<strong>\u7b2c\u4e00\u7a2e\u904e\u8aa4<\/strong>\uff08Type I error\uff09\u300d\u3001\u307e\u305f\u306f\u300c<strong>\u507d\u967d\u6027<\/strong>\uff08false positive\uff09\u300d\u3068\u3082\u547c\u3070\u308c\u308b\u3002\u4e00\u822c\u7684\u306b\u3001\u03b1\u306f0.05\uff085%\uff09\u306b\u8a2d\u5b9a\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u65b0\u3057\u3044\u6cbb\u7642\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u65e2\u5b58\u306e\u6cbb\u7642\u3088\u308a\u512a\u308c\u3066\u3044\u308b\u304b\u3092\u691c\u8a3c\u3059\u308b\u969b\u306b\u3001\u300c\u65b0\u3057\u3044\u6cbb\u7642\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u65e2\u5b58\u306e\u6cbb\u7642\u3068\u52b9\u679c\u306b\u5dee\u304c\u306a\u3044\u300d\u3068\u3044\u3046\u5e30\u7121\u4eee\u8aac\u3092\u8a2d\u5b9a\u3059\u308b\u3002\u6709\u610f\u6c34\u6e96\u30920.05\u306b\u8a2d\u5b9a\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u5b9f\u969b\u306b\u306f\u5dee\u304c\u306a\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u7d71\u8a08\u7684\u306b\u300c\u5dee\u304c\u3042\u308b\u300d\u3068\u8aa4\u3063\u3066\u5224\u65ad\u3057\u3066\u3057\u307e\u3046\u30ea\u30b9\u30af\u30925%\u306b\u6291\u3048\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002\u3053\u306e\u03b1\u306f\u3001\u7814\u7a76\u8005\u304c\u8a31\u5bb9\u3067\u304d\u308b\u8aa4\u308a\u306e\u78ba\u7387\u3092\u793a\u3059\u95be\u5024\u3067\u3042\u308a\u3001\u03b1\u304c\u5c0f\u3055\u3044\u307b\u3069\u3001\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3059\u308b\u305f\u3081\u306e\u8a3c\u62e0\u306f\u3088\u308a\u53b3\u3057\u304f\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u691c\u51fa\u529b (1\u2212\u03b2)<\/h3>\n\n\n\n<p><strong>\u691c\u51fa\u529b<\/strong>\uff08power\uff09\u306f\u3001<strong>\u5bfe\u7acb\u4eee\u8aac<\/strong>\uff08H1\u200b\uff09\u304c\u6b63\u3057\u3044\u5834\u5408\u306b\u3001\u5e30\u7121\u4eee\u8aac\u3092\u6b63\u3057\u304f\u68c4\u5374\u3067\u304d\u308b\u78ba\u7387\u3092\u6307\u3059\u3002\u3053\u308c\u306f\u300c<strong>\u7b2c\u4e8c\u7a2e\u904e\u8aa4<\/strong>\uff08Type II error\uff09\u300d\u3001\u307e\u305f\u306f\u300c<strong>\u507d\u9670\u6027<\/strong>\uff08false negative\uff09\u300d\u3092\u72af\u3059\u78ba\u7387\uff08\u03b2\uff09\u306e\u4f59\u4e8b\u8c61\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u308b\u3002\u3064\u307e\u308a\u3001\u691c\u51fa\u529b\u306f1\u2212\u03b2\u3067\u8868\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u7b2c\u4e8c\u7a2e\u904e\u8aa4\u306f\u3001\u300c\u65b0\u3057\u3044\u6cbb\u7642\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u771f\u306e\u52b9\u679c\u304c\u3042\u308b\u300d\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u7d71\u8a08\u7684\u306b\u300c\u52b9\u679c\u304c\u306a\u3044\u300d\u3068\u8aa4\u3063\u3066\u5224\u65ad\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3042\u308b\u3002\u691c\u51fa\u529b\u306f\u3001\u771f\u306e\u52b9\u679c\u3092\u691c\u51fa\u3067\u304d\u308b\u78ba\u7387\u3067\u3042\u308a\u3001\u7814\u7a76\u306e\u6210\u529f\u53ef\u80fd\u6027\u3092\u793a\u3059\u6307\u6a19\u3068\u3082\u8a00\u3048\u308b\u3002\u4e00\u822c\u7684\u306b\u3001\u691c\u51fa\u529b\u306f0.80\uff0880%\uff09\u4ee5\u4e0a\u3067\u3042\u308b\u3053\u3068\u304c\u671b\u307e\u3057\u3044\u3068\u3055\u308c\u308b\u3002\u691c\u51fa\u529b\u304c\u9ad8\u3044\u307b\u3069\u3001\u7814\u7a76\u306f\u771f\u306e\u52b9\u679c\u3092\u898b\u9003\u3059\u53ef\u80fd\u6027\u304c\u4f4e\u304f\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba (n)<\/h3>\n\n\n\n<p><strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba<\/strong>\uff08sample size\uff09\u306f\u3001\u7d71\u8a08\u7684\u5206\u6790\u306e\u305f\u3081\u306b\u53ce\u96c6\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306e\u500b\u6570\u306e\u3053\u3068\u3002\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306b\u304a\u3044\u3066\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306f\u691c\u51fa\u529b\u306b\u76f4\u63a5\u7684\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002\u4e00\u822c\u306b\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u7d71\u8a08\u7684\u63a8\u5b9a\u306e\u7cbe\u5ea6\u304c\u9ad8\u307e\u308a\u3001\u3088\u308a\u5c0f\u3055\u306a\u52b9\u679c\u91cf\u3067\u3082\u7d71\u8a08\u7684\u306b\u6709\u610f\u306a\u5dee\u3068\u3057\u3066\u691c\u51fa\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308b\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u3059\u308b\u3053\u3068\u306f\u3001\u6642\u9593\u3001\u30b3\u30b9\u30c8\u3001\u52b4\u529b\u306e\u5897\u52a0\u306b\u3064\u306a\u304c\u308b\u305f\u3081\u3001\u7814\u7a76\u8005\u306f\u3053\u308c\u3089\u306e\u5236\u7d04\u3068\u7d71\u8a08\u7684\u691c\u51fa\u529b\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u8005\u306e\u95a2\u4fc2\u6027\uff1a\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3068\u76f8\u4e92\u4f5c\u7528<\/h2>\n\n\n\n<p>\u6709\u610f\u6c34\u6e96\u3001\u691c\u51fa\u529b\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306f\u4e92\u3044\u306b\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3066\u304a\u308a\u3001\u4e00\u65b9\u3092\u5909\u5316\u3055\u305b\u308b\u3068\u4ed6\u306e\u8981\u7d20\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002\u3053\u306e\u95a2\u4fc2\u6027\u306f\u300c<strong>\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5<\/strong>\u300d\u3068\u3057\u3066\u7406\u89e3\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p><strong>\u6709\u610f\u6c34\u6e96\u3068\u691c\u51fa\u529b:<\/strong> \u6709\u610f\u6c34\u6e96\u3092\u53b3\u3057\u304f\u3059\u308b\uff08\u03b1\u3092\u5c0f\u3055\u304f\u3059\u308b\uff09\u3068\u3001\u7b2c\u4e00\u7a2e\u904e\u8aa4\u3092\u72af\u3059\u78ba\u7387\u306f\u6e1b\u5c11\u3059\u308b\u304c\u3001\u305d\u306e\u4ee3\u511f\u3068\u3057\u3066\u7b2c\u4e8c\u7a2e\u904e\u8aa4\u3092\u72af\u3059\u78ba\u7387\u304c\u5897\u52a0\u3057\u3001\u7d50\u679c\u3068\u3057\u3066\u691c\u51fa\u529b\u304c\u4f4e\u4e0b\u3059\u308b\u3002\u3053\u308c\u306f\u3001\u3088\u308a\u53b3\u3057\u3044\u57fa\u6e96\u3067\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u771f\u306b\u5bfe\u7acb\u4eee\u8aac\u304c\u6b63\u3057\u3044\u5834\u5408\u3067\u3082\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3057\u306b\u304f\u304f\u306a\u308b\u305f\u3081\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p><strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3068\u691c\u51fa\u529b:<\/strong> \u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u3070\u3089\u3064\u304d\u306b\u3088\u308b\u5f71\u97ff\u304c\u76f8\u5bfe\u7684\u306b\u5c0f\u3055\u304f\u306a\u308a\u3001\u3088\u308a\u6b63\u78ba\u306a\u63a8\u5b9a\u304c\u53ef\u80fd\u306b\u306a\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u305f\u3068\u3048\u52b9\u679c\u91cf\u304c\u5c0f\u3055\u304f\u3066\u3082\u3001\u7d71\u8a08\u7684\u306b\u6709\u610f\u306a\u5dee\u3068\u3057\u3066\u691c\u51fa\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308b\u3002\u3059\u306a\u308f\u3061\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5897\u52a0\u3059\u308b\u3068\u691c\u51fa\u529b\u306f\u5411\u4e0a\u3059\u308b\u3002<\/p>\n\n\n\n<p><strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3068\u6709\u610f\u6c34\u6e96:<\/strong> \u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u304f\u306a\u308b\u3068\u3001\u540c\u3058\u52b9\u679c\u91cf\u3067\u3082\u3088\u308a\u4f4e\u3044\u6709\u610f\u6c34\u6e96\u3067\u7d71\u8a08\u7684\u306b\u6709\u610f\u306a\u7d50\u679c\u3092\u5f97\u3084\u3059\u304f\u306a\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u306f\u5358\u306b\u300c\u6709\u610f\u306a\u5dee\u304c\u51fa\u3084\u3059\u3044\u300d\u3068\u3044\u3046\u3060\u3051\u3067\u3042\u308a\u3001\u6709\u610f\u6c34\u6e96\u81ea\u4f53\u3092\u52d5\u304b\u3059\u308f\u3051\u3067\u306f\u306a\u3044\u3002\u3080\u3057\u308d\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3059\u304e\u308b\u5834\u5408\u3001\u5b9f\u8cea\u7684\u306b\u306f\u610f\u5473\u306e\u306a\u3044\u5fae\u5c0f\u306a\u5dee\u3067\u3082\u7d71\u8a08\u7684\u306b\u6709\u610f\u3068\u5224\u65ad\u3055\u308c\u3066\u3057\u307e\u3046\u300c\u904e\u5270\u691c\u51fa\u300d\u306e\u30ea\u30b9\u30af\u3082\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p><strong>\u52b9\u679c\u91cf\u3068\u691c\u51fa\u529b:<\/strong> \u4e0a\u8a18\u306e\u4e09\u3064\u306e\u8981\u7d20\u306b\u52a0\u3048\u3066\u3001<strong>\u52b9\u679c\u91cf<\/strong>\uff08effect size\uff09\u3082\u691c\u51fa\u529b\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002\u52b9\u679c\u91cf\u3068\u306f\u3001\u7814\u7a76\u3067\u691c\u51fa\u3057\u305f\u3044\u3068\u8003\u3048\u308b\u52b9\u679c\u306e\u5927\u304d\u3055\u3092\u793a\u3059\u6307\u6a19\u3067\u3042\u308b\u3002\u4e00\u822c\u306b\u3001\u52b9\u679c\u91cf\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u305d\u308c\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306f\u5c0f\u3055\u304f\u3001\u540c\u3058\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3067\u3042\u308c\u3070\u691c\u51fa\u529b\u306f\u9ad8\u304f\u306a\u308b\u3002\u9006\u306b\u3001\u52b9\u679c\u91cf\u304c\u5c0f\u3055\u3044\u307b\u3069\u3001\u305d\u308c\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u306f\u3088\u308a\u5927\u304d\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u540c\u3058\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3067\u3042\u308c\u3070\u691c\u51fa\u529b\u306f\u4f4e\u4e0b\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u95a2\u4fc2\u6027\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u7814\u7a76\u30c7\u30b6\u30a4\u30f3\u306b\u304a\u3044\u3066\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u691c\u51fa\u529b\u304c\u5fc5\u8981\u304b\u3001\u305d\u306e\u305f\u3081\u306b\u306f\u3069\u306e\u7a0b\u5ea6\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5fc5\u8981\u304b\u3001\u3068\u3044\u3063\u305f\u8a08\u753b\u3092\u7acb\u3066\u308b\u4e0a\u3067\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<div id=\"biost-2518084181\" class=\"biost- biost-entity-placement\"><p style=\"text-align: center;\"><span style=\"font-size: 20px;\"><strong><a href=\"https:\/\/best-biostatistics.com\/kmhl\">\uff1e\uff1e\u3082\u3046\u7d71\u8a08\u3067\u60a9\u3080\u306e\u306f\u7d42\u308f\u308a\u306b\u3057\u307e\u305b\u3093\u304b\uff1f\u00a0<\/a><\/strong><\/span><\/p>\r\n<a href=\"https:\/\/best-biostatistics.com\/kmhl\"><img class=\"aligncenter wp-image-2794 size-full\" src=\"https:\/\/best-biostatistics.com\/wp\/wp-content\/uploads\/2023\/11\/bn_r_03.png\" alt=\"\" width=\"500\" height=\"327\" \/><\/a>\r\n<p style=\"text-align: center;\"><span style=\"color: #ff0000; font-size: 20px;\"><strong><span class=\"marker2\">\u21911\u4e07\u4eba\u4ee5\u4e0a\u306e\u533b\u7642\u5f93\u4e8b\u8005\u304c\u8cfc\u8aad\u4e2d<\/span><\/strong><\/span><\/p><\/div><h2 class=\"wp-block-heading\">\u5177\u4f53\u4f8b\uff1a\u7cd6\u5c3f\u75c5\u60a3\u8005\u306b\u5bfe\u3059\u308b\u65b0\u3057\u3044\u751f\u6d3b\u6307\u5c0e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u52b9\u679c\u691c\u8a3c<\/h2>\n\n\n\n<p>\u3042\u308b\u7dcf\u5408\u75c5\u9662\u306e\u5185\u79d1\u533b\u30c1\u30fc\u30e0\u304c\u30012\u578b\u7cd6\u5c3f\u75c5\u60a3\u8005\u306e\u8840\u7cd6\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u65b0\u3057\u3044\u751f\u6d3b\u6307\u5c0e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u958b\u767a\u3057\u305f\u3002\u5f7c\u3089\u306f\u3001\u3053\u306e\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3001\u73fe\u5728\u306e\u6a19\u6e96\u7684\u306a\u751f\u6d3b\u6307\u5c0e\u3088\u308a\u3082HbA1c\u5024\u3092\u3055\u3089\u306b\u4f4e\u4e0b\u3055\u305b\u308b\u304b\u3069\u3046\u304b\u3092\u3001\u5b9f\u81e8\u5e8a\u306e\u4e2d\u3067\u691c\u8a3c\u3057\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5e30\u7121\u4eee\u8aac (H0\u200b):<\/strong> \u65b0\u3057\u3044\u751f\u6d3b\u6307\u5c0e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u6a19\u6e96\u7684\u306a\u751f\u6d3b\u6307\u5c0e\u3068\u6bd4\u8f03\u3057\u3066HbA1c\u5024\u306e\u6539\u5584\u52b9\u679c\u306b\u5dee\u304c\u306a\u3044\u3002 <\/li>\n\n\n\n<li><strong>\u5bfe\u7acb\u4eee\u8aac (H1\u200b):<\/strong> \u65b0\u3057\u3044\u751f\u6d3b\u6307\u5c0e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u6a19\u6e96\u7684\u306a\u751f\u6d3b\u6307\u5c0e\u3068\u6bd4\u8f03\u3057\u3066HbA1c\u5024\u3092\u3055\u3089\u306b\u6539\u5584\u3055\u305b\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u533b\u5e2b\u30c1\u30fc\u30e0\u306f\u3001\u3053\u306e\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u5e73\u5747\u3057\u3066HbA1c\u5024\u30920.5%\u3055\u3089\u306b\u4f4e\u4e0b\u3055\u305b\u308b\u3068\u671f\u5f85\u3057\u3066\u3044\u308b\uff08\u3053\u308c\u304c\u300c<strong>\u52b9\u679c\u91cf<\/strong>\u300d\u306e\u4e00\u4f8b\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b7\u30ca\u30ea\u30aa1\uff1a\u6709\u610f\u6c34\u6e96\u3092\u53b3\u3057\u304f\u3059\u308b<\/h3>\n\n\n\n<p>\u3082\u3057\u533b\u5e2b\u30c1\u30fc\u30e0\u304c\u3001\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u52b9\u679c\u304c\u306a\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u300c\u52b9\u679c\u304c\u3042\u308b\u300d\u3068\u8aa4\u3063\u3066\u5224\u65ad\u3057\u3001\u305d\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u63a8\u5968\u3057\u3066\u3057\u307e\u3046\uff08<strong>\u7b2c\u4e00\u7a2e\u904e\u8aa4<\/strong>\uff09\u30ea\u30b9\u30af\u3092\u975e\u5e38\u306b\u907f\u3051\u305f\u3044\u3068\u8003\u3048\u3001<strong>\u6709\u610f\u6c34\u6e96\u3092\u03b1=0.01<\/strong>\u306b\u8a2d\u5b9a\u3057\u305f\u3068\u3059\u308b\u3002\u3053\u308c\u306f\u3001\u507d\u306e\u30dd\u30b8\u30c6\u30a3\u30d6\u7d50\u679c\u3092\u51fa\u3057\u3066\u3057\u307e\u3046\u78ba\u7387\u30921%\u306b\u6291\u3048\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u3053\u306e\u53b3\u683c\u306a\u57fa\u6e96\u306e\u7d50\u679c\u3001\u3082\u3057\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u5b9f\u969b\u306b\u52b9\u679c\u304c\u3042\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u305d\u308c\u3092\u7d71\u8a08\u7684\u306b\u691c\u51fa\u3067\u304d\u306a\u3044\uff08<strong>\u7b2c\u4e8c\u7a2e\u904e\u8aa4<\/strong>\u3092\u72af\u3059\uff09\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308b\u3002\u3064\u307e\u308a\u3001\u691c\u51fa\u529b\u304c\u4f4e\u4e0b\u3059\u308b\u30ea\u30b9\u30af\u3092\u4f34\u3046\u3002\u7d50\u679c\u3068\u3057\u3066\u3001\u6709\u52b9\u306a\u53ef\u80fd\u6027\u306e\u3042\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u5c0e\u5165\u3055\u308c\u305a\u3001\u60a3\u8005\u304c\u305d\u306e\u6069\u6075\u3092\u53d7\u3051\u3089\u308c\u306a\u3044\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b7\u30ca\u30ea\u30aa2\uff1a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u5897\u3084\u3059<\/h3>\n\n\n\n<p>\u533b\u5e2b\u30c1\u30fc\u30e0\u304c\u3001\u65b0\u3057\u3044\u751f\u6d3b\u6307\u5c0e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u771f\u306e\u52b9\u679c\u3092\u898b\u9003\u3055\u306a\u3044\u3088\u3046\u3001<strong>\u691c\u51fa\u529b<\/strong>\uff08\u4f8b\u3048\u307080%\uff09\u3092\u5341\u5206\u306b\u78ba\u4fdd\u3057\u305f\u3044\u3068\u8003\u3048\u305f\u5834\u5408\u3001\u305d\u306e\u691c\u51fa\u529b\u3092\u7528\u3044\u3066\u3001\u5fc5\u8981\u306a<strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba<\/strong>\uff08\u53c2\u52a0\u60a3\u8005\u6570\uff09\u3092\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u3082\u3057\u521d\u671f\u306e\u8a08\u753b\u3067\u8a2d\u5b9a\u3055\u308c\u305f\u60a3\u8005\u6570\u304c\u5c11\u306a\u3059\u304e\u308b\u3068\u3001\u305f\u3068\u3048\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u671f\u5f85\u3055\u308c\u308b0.5%\u306eHbA1c\u5024\u4f4e\u4e0b\u52b9\u679c\u304c\u3042\u3063\u3066\u3082\u3001\u305d\u308c\u3092\u7d71\u8a08\u7684\u306b\u6709\u610f\u306a\u5dee\u3068\u3057\u3066\u691c\u51fa\u3067\u304d\u306a\u3044\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308b\u3002\u305d\u3053\u3067\u3001\u533b\u5e2b\u30c1\u30fc\u30e0\u306f\u3001\u3088\u308a\u591a\u304f\u306e\u7cd6\u5c3f\u75c5\u60a3\u8005\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u53c2\u52a0\u3057\u3066\u3082\u3089\u3046\u3053\u3068\u3067\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u5897\u3084\u3059\u3053\u3068\u3092\u691c\u8a0e\u3059\u308b\u3002\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5897\u3048\u308c\u3070\u3001HbA1c\u5024\u306e\u3070\u3089\u3064\u304d\u306b\u3088\u308b\u5f71\u97ff\u304c\u76f8\u5bfe\u7684\u306b\u5c0f\u3055\u304f\u306a\u308a\u3001\u671f\u5f85\u3059\u308b\u52b9\u679c\u91cf\uff080.5%\u306eHbA1c\u5024\u4f4e\u4e0b\uff09\u3092\u7d71\u8a08\u7684\u306b\u691c\u51fa\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308b\u3002\u305f\u3060\u3057\u3001\u60a3\u8005\u6570\u306e\u5897\u52a0\u306f\u3001\u7814\u7a76\u306b\u8981\u3059\u308b\u6642\u9593\u3001\u533b\u7642\u30b9\u30bf\u30c3\u30d5\u306e\u8ca0\u62c5\u3001\u30c7\u30fc\u30bf\u7ba1\u7406\u306e\u624b\u9593\u306a\u3069\u306e\u5897\u52a0\u306b\u3064\u306a\u304c\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b7\u30ca\u30ea\u30aa3\uff1a\u52b9\u679c\u91cf\u304c\u5c0f\u3055\u3044\u5834\u5408<\/h3>\n\n\n\n<p>\u3082\u3057\u3001\u65b0\u3057\u3044\u751f\u6d3b\u6307\u5c0e\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3082\u305f\u3089\u3059HbA1c\u5024\u306e\u6539\u5584\u304c\u671f\u5f85\u3057\u305f0.5%\u3067\u306f\u306a\u304f\u3001\u5b9f\u969b\u306b\u306f0.2%\u7a0b\u5ea6\u3068\u3001\u81e8\u5e8a\u7684\u306b\u610f\u5473\u304c\u3042\u308b\u304b\u8b70\u8ad6\u306e\u4f59\u5730\u304c\u3042\u308b\u307b\u3069\u975e\u5e38\u306b\u5c0f\u3055\u3044\u5834\u5408\u3001\u540c\u3058\u6709\u610f\u6c34\u6e96\u3068\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3067\u306f\u3001\u305d\u308c\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306e\u691c\u51fa\u529b\u304c\u5927\u5e45\u306b\u4f4e\u4e0b\u3057\u3066\u3057\u307e\u3046\u3002\u3053\u306e0.2%\u3068\u3044\u3046\u5c0f\u3055\u306a\u52b9\u679c\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u5f53\u521d\u306e\u8a08\u753b\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u5927\u304d\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5fc5\u8981\u3068\u306a\u308b\u304b\u3001\u3042\u308b\u3044\u306f\u6709\u610f\u6c34\u6e96\u3092\u7de9\u548c\u3059\u308b\uff08\u7b2c\u4e00\u7a2e\u904e\u8aa4\u306e\u30ea\u30b9\u30af\u3092\u53d7\u3051\u5165\u308c\u308b\uff09\u304b\u306e\u9078\u629e\u3092\u8feb\u3089\u308c\u308b\u3002\u3057\u304b\u3057\u3001\u5b9f\u81e8\u5e8a\u306e\u6539\u5584\u3092\u76ee\u6307\u3059\u81e8\u5e8a\u7814\u7a76\u306b\u304a\u3044\u3066\u306f\u3001\u60a3\u8005\u306e\u8ca0\u62c5\u3068\u533b\u7642\u30ea\u30bd\u30fc\u30b9\u306e\u5236\u7d04\u304c\u3042\u308b\u305f\u3081\u3001\u5b89\u6613\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u5897\u5927\u3084\u6709\u610f\u6c34\u6e96\u306e\u7de9\u548c\u306f\u56f0\u96e3\u3067\u3042\u308b\u3002\u3053\u306e\u5834\u5408\u3001\u5c0f\u3055\u306a\u52b9\u679c\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u591a\u65bd\u8a2d\u5171\u540c\u7814\u7a76\u3084\u9577\u671f\u9593\u306e\u8ffd\u8de1\u304c\u5fc5\u8981\u3068\u306a\u308b\u3053\u3068\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">R\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u78ba\u8a8d\uff1a\u691c\u51fa\u529b\u5206\u6790<\/h2>\n\n\n\n<p>R\u3067\u306f\u3001<code>pwr<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u7528\u3044\u3066\u691c\u51fa\u529b\u5206\u6790\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u3053\u3067\u306f\u3001t\u691c\u5b9a\uff08\u4e8c\u7fa4\u306e\u5e73\u5747\u5024\u306e\u5dee\u306e\u691c\u5b9a\uff09\u3092\u4f8b\u306b\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3001\u6709\u610f\u6c34\u6e96\u3001\u691c\u51fa\u529b\u306e\u95a2\u4fc2\u6027\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u8aad\u307f\u8fbc\u307f<\/h3>\n\n\n\n<p>\u307e\u305a\u3001<code>pwr<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u8aad\u307f\u8fbc\u3080\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># install.packages(\"pwr\") # \u672a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306e\u5834\u5408\u306f\u5b9f\u884c\nlibrary(pwr)<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u7279\u5b9a\u306e\u6761\u4ef6\u306b\u304a\u3051\u308b\u691c\u51fa\u529b\u306e\u8a08\u7b97<\/h3>\n\n\n\n<p>\u5e73\u5747\u5024\u306e\u5dee\u306et\u691c\u5b9a\u306b\u304a\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u6761\u4ef6\u3067\u691c\u51fa\u529b\u3092\u8a08\u7b97\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u52b9\u679c\u91cf\uff08Cohen&#8217;s d\uff09<\/strong>\uff1a0.5\uff08\u4e2d\u7a0b\u5ea6\u306e\u52b9\u679c\u3001\u4f8b\u3048\u3070HbA1c\u306e\u6a19\u6e96\u504f\u5dee\u304c1.0%\u3067\u3042\u308c\u3070\u30010.5%\u306e\u5dee\u306fCohen&#8217;s d = 0.5\u306b\u76f8\u5f53\uff09 <\/li>\n\n\n\n<li><strong>\u6709\u610f\u6c34\u6e96 (\u03b1)<\/strong>: 0.05 <\/li>\n\n\n\n<li><strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\uff08\u5404\u7fa4\uff09<\/strong>: 50\u4eba<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># d: Cohen's d (\u52b9\u679c\u91cf)\n# n: \u5404\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\n# sig.level: \u6709\u610f\u6c34\u6e96 (alpha)\n# type: \u691c\u5b9a\u306e\u7a2e\u985e (two.sample: \u4e8c\u6a19\u672ct\u691c\u5b9a)\n# alternative: \u5bfe\u7acb\u4eee\u8aac (two.sided: \u4e21\u5074\u691c\u5b9a)\npwr.t.test(d = 0.5, n = 50, sig.level = 0.05, type = \"two.sample\", alternative = \"two.sided\")<\/code><\/pre>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>> pwr.t.test(d = 0.5, n = 50, sig.level = 0.05, type = \"two.sample\", alternative = \"two.sided\")\n\n     Two-sample t test power calculation \n\n              n = 50\n              d = 0.5\n      sig.level = 0.05\n          power = 0.6968934\n    alternative = two.sided\n\nNOTE: n is number in *each* group<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u7d50\u679c\u304b\u3089\u3001\u52b9\u679c\u91cf\u304c0.5\u3001\u5404\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c50\u4eba\u3001\u6709\u610f\u6c34\u6e960.05\u306e\u5834\u5408\u3001\u691c\u51fa\u529b\u306f\u7d040.697\uff0869.7 %\uff09\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002\u63a8\u5968\u3055\u308c\u308b0.80\uff0880%\uff09\u3092\u4e0b\u56de\u3063\u3066\u304a\u308a\u3001\u3053\u306e\u6761\u4ef6\u3067\u306f\u771f\u306e\u52b9\u679c\uff080.5%\u306eHbA1c\u4f4e\u4e0b\uff09\u3092\u898b\u9003\u3059\u53ef\u80fd\u6027\u304c\u6bd4\u8f03\u7684\u9ad8\u3044\u3068\u8a00\u3048\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5fc5\u8981\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u8a08\u7b97<\/h3>\n\n\n\n<p>\u691c\u51fa\u529b80%\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u5404\u7fa4\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pwr.t.test(d = 0.5, power = 0.80, sig.level = 0.05, type = \"two.sample\", alternative = \"two.sided\")<\/code><\/pre>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>> pwr.t.test(d = 0.5, power = 0.80, sig.level = 0.05, type = \"two.sample\", alternative = \"two.sided\")\n\n     Two-sample t test power calculation \n\n              n = 63.76561\n              d = 0.5\n      sig.level = 0.05\n          power = 0.8\n    alternative = two.sided\n\nNOTE: n is number in *each* group<\/code><\/pre>\n\n\n\n<p>\u3053\u306e\u7d50\u679c\u304b\u3089\u3001\u691c\u51fa\u529b80%\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u5404\u7fa4\u7d0464\u4eba\uff08\u5c0f\u6570\u70b9\u306f\u5207\u308a\u4e0a\u3052\u306664\u4eba\uff09\u306e\u60a3\u8005\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6709\u610f\u6c34\u6e96\u3068\u691c\u51fa\u529b\u306e\u95a2\u4fc2\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u309250\u4eba\u306b\u56fa\u5b9a\u3057\u3001\u6709\u610f\u6c34\u6e96\u3092\u53b3\u3057\u304f\uff080.01\u306b\uff09\u3057\u305f\u5834\u5408\u306e\u691c\u51fa\u529b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pwr.t.test(d = 0.5, n = 50, sig.level = 0.01, type = \"two.sample\", alternative = \"two.sided\")<\/code><\/pre>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>> pwr.t.test(d = 0.5, n = 50, sig.level = 0.01, type = \"two.sample\", alternative = \"two.sided\")\n\n     Two-sample t test power calculation \n\n              n = 50\n              d = 0.5\n      sig.level = 0.01\n          power = 0.4529915\n    alternative = two.sided\n\nNOTE: n is number in *each* group<\/code><\/pre>\n\n\n\n<p>\u6709\u610f\u6c34\u6e96\u30920.05\u304b\u30890.01\u306b\u53b3\u3057\u304f\u3059\u308b\u3068\u3001\u691c\u51fa\u529b\u306f 0.697 \u304b\u3089 0.453 \u306b\u5927\u5e45\u306b\u4f4e\u4e0b\u3059\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002\u3053\u308c\u306f\u3001\u7b2c\u4e00\u7a2e\u904e\u8aa4\u306e\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3059\u3053\u3068\u3068\u5f15\u304d\u63db\u3048\u306b\u3001\u7b2c\u4e8c\u7a2e\u904e\u8aa4\u306e\u30ea\u30b9\u30af\u304c\u5897\u5927\u3059\u308b\u3068\u3044\u3046\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3092\u660e\u78ba\u306b\u793a\u3057\u3066\u3044\u308b\u3002\u81e8\u5e8a\u7814\u7a76\u3067\u306f\u3001\u3053\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u7279\u306b\u91cd\u8981\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52b9\u679c\u91cf\u3068\u691c\u51fa\u529b\u306e\u95a2\u4fc2\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u309250\u4eba\u3001\u6709\u610f\u6c34\u6e960.05\u306b\u56fa\u5b9a\u3057\u3001\u52b9\u679c\u91cf\u3092\u5c0f\u3055\u304f\uff080.2\u306b\u3001\u3064\u307e\u308aHbA1c\u5024\u306e\u6539\u5584\u304c0.2%\u7a0b\u5ea6\u306e\u5834\u5408\uff09\u3057\u305f\u5834\u5408\u306e\u691c\u51fa\u529b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pwr.t.test(d = 0.2, n = 50, sig.level = 0.05, type = \"two.sample\", alternative = \"two.sided\")<\/code><\/pre>\n\n\n\n<p>\u5b9f\u884c\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>> pwr.t.test(d = 0.2, n = 50, sig.level = 0.05, type = \"two.sample\", alternative = \"two.sided\")\n\n     Two-sample t test power calculation \n\n              n = 50\n              d = 0.2\n      sig.level = 0.05\n          power = 0.1676755\n    alternative = two.sided\n\nNOTE: n is number in *each* group<\/code><\/pre>\n\n\n\n<p>\u52b9\u679c\u91cf\u30920.5\u304b\u30890.2\u306b\u5c0f\u3055\u304f\u3059\u308b\u3068\u3001\u691c\u51fa\u529b\u306f 0.697 \u304b\u3089 0.168 \u306b\u5927\u5e45\u306b\u4f4e\u4e0b\u3059\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002\u3053\u308c\u306f\u3001\u81e8\u5e8a\u7684\u306b\u5c0f\u3055\u306a\u52b9\u679c\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u5506\u3057\u3066\u3044\u308b\u30020.2%\u7a0b\u5ea6\u306e\u5dee\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u306f\u300150\u4eba\u3067\u306f\u5168\u304f\u4e0d\u5341\u5206\u3067\u3042\u308b\u3068\u8a00\u3048\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081\uff1a\u9069\u5207\u306a\u7814\u7a76\u30c7\u30b6\u30a4\u30f3\u306e\u305f\u3081\u306b<\/h2>\n\n\n\n<p><strong>\u6709\u610f\u6c34\u6e96<\/strong>\u3001<strong>\u691c\u51fa\u529b<\/strong>\u3001<strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba<\/strong>\u306f\u3001\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306b\u304a\u3044\u3066\u7814\u7a76\u8005\u304c\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3046\u4e0a\u3067\u306e\u91cd\u8981\u306a\u8981\u7d20\u3067\u3042\u308b\u3002\u7279\u306b\u533b\u5e2b\u304c\u5b9f\u81e8\u5e8a\u3067\u884c\u3046\u81e8\u5e8a\u7814\u7a76\u306b\u304a\u3044\u3066\u306f\u3001\u3053\u308c\u3089\u306e\u6982\u5ff5\u306e\u7406\u89e3\u3068\u9069\u5207\u306a\u8a2d\u5b9a\u304c\u3001<strong>\u60a3\u8005\u306e\u5b89\u5168\u6027<\/strong>\u3068<strong>\u7814\u7a76\u306e\u502b\u7406\u7684\u5074\u9762<\/strong>\u306b\u76f4\u7d50\u3059\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6709\u610f\u6c34\u6e96 (\u03b1):<\/strong> \u8aa4\u3063\u3066\u5e30\u7121\u4eee\u8aac\u3092\u68c4\u5374\u3059\u308b\uff08\u771f\u306e\u52b9\u679c\u304c\u306a\u3044\u306e\u306b\u300c\u3042\u308b\u300d\u3068\u5224\u65ad\u3057\u3001\u4e0d\u8981\u306a\u6cbb\u7642\u3084\u4ecb\u5165\u3092\u5c0e\u5165\u3059\u308b\uff09\u30ea\u30b9\u30af\u3002<\/li>\n\n\n\n<li><strong>\u691c\u51fa\u529b (1\u2212\u03b2):<\/strong> \u771f\u306e\u52b9\u679c\u304c\u3042\u308b\u5834\u5408\u306b\u3001\u305d\u308c\u3092\u6b63\u3057\u304f\u691c\u51fa\u3059\u308b\u78ba\u7387\uff08\u52b9\u679c\u306e\u3042\u308b\u6cbb\u7642\u3084\u4ecb\u5165\u3092\u898b\u9003\u3055\u306a\u3044\u78ba\u7387\uff09\u3002<\/li>\n\n\n\n<li><strong>\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba (n):<\/strong> \u7814\u7a76\u3067\u53ce\u96c6\u3059\u308b\u60a3\u8005\u306e\u30c7\u30fc\u30bf\u306e\u500b\u6570\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6982\u5ff5\u306f\u76f8\u4e92\u306b\u5f71\u97ff\u3057\u5408\u3063\u3066\u304a\u308a\u3001\u7814\u7a76\u30c7\u30b6\u30a4\u30f3\u3092\u8a08\u753b\u3059\u308b\u969b\u306b\u306f\u3001\u3053\u308c\u3089\u3092\u7dcf\u5408\u7684\u306b\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b2c\u4e00\u7a2e\u904e\u8aa4\u3068\u7b2c\u4e8c\u7a2e\u904e\u8aa4\u306e\u30d0\u30e9\u30f3\u30b9:<\/strong> \u81e8\u5e8a\u7814\u7a76\u3067\u306f\u3001\u7b2c\u4e00\u7a2e\u904e\u8aa4\uff08\u507d\u967d\u6027\uff09\u306f\u3001\u52b9\u679c\u306e\u306a\u3044\u6cbb\u7642\u6cd5\u3084\u4ecb\u5165\u304c\u63a8\u5968\u3055\u308c\u3001\u60a3\u8005\u306b\u4e0d\u5fc5\u8981\u306a\u8ca0\u62c5\u3092\u304b\u3051\u308b\u30ea\u30b9\u30af\u3092\u610f\u5473\u3059\u308b\u3002\u4e00\u65b9\u3001\u7b2c\u4e8c\u7a2e\u904e\u8aa4\uff08\u507d\u9670\u6027\uff09\u306f\u3001\u52b9\u679c\u306e\u3042\u308b\u6cbb\u7642\u6cd5\u3084\u4ecb\u5165\u304c\u898b\u9003\u3055\u308c\u3001\u60a3\u8005\u304c\u305d\u306e\u6069\u6075\u3092\u53d7\u3051\u3089\u308c\u306a\u3044\u3068\u3044\u3046\u6a5f\u4f1a\u640d\u5931\u3092\u610f\u5473\u3059\u308b\u3002\u7814\u7a76\u306e\u76ee\u7684\u3084\u4ecb\u5165\u306e\u6027\u8cea\u306b\u5fdc\u3058\u3066\u3001\u3069\u3061\u3089\u306e\u904e\u8aa4\u3092\u3088\u308a\u907f\u3051\u305f\u3044\u304b\u3092\u614e\u91cd\u306b\u691c\u8a0e\u3057\u3001\u6709\u610f\u6c34\u6e96\u3068\u691c\u51fa\u529b\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u8abf\u6574\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u5fc5\u8981\u306a\u691c\u51fa\u529b\u306e\u78ba\u4fdd:<\/strong> \u591a\u304f\u306e\u81e8\u5e8a\u7814\u7a76\u3067\u306f\u3001\u5c11\u306a\u304f\u3068\u308280%\u306e\u691c\u51fa\u529b\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u771f\u306e\u52b9\u679c\u3092\u6301\u3064\u4ecb\u5165\u3092\u898b\u9003\u3059\u53ef\u80fd\u6027\u3092\u4f4e\u6e1b\u3067\u304d\u308b\u3002<\/li>\n\n\n\n<li><strong>\u9069\u5207\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306e\u6c7a\u5b9a:<\/strong> <strong>\u691c\u51fa\u529b\u5206\u6790<\/strong>\uff08power analysis\uff09\u3092\u7528\u3044\u3066\u3001\u76ee\u6a19\u3068\u3059\u308b\u691c\u51fa\u529b\u3001\u671f\u5f85\u3055\u308c\u308b\u52b9\u679c\u91cf\u3001\u8a2d\u5b9a\u3059\u308b\u6709\u610f\u6c34\u6e96\u306b\u57fa\u3065\u3044\u3066\u3001\u9069\u5207\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3092\u4e8b\u524d\u306b\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3042\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e0d\u5fc5\u8981\u306b\u591a\u304f\u306e\u60a3\u8005\u306b\u8ca0\u62c5\u3092\u304b\u3051\u305f\u308a\u3001\u3042\u308b\u3044\u306f\u60a3\u8005\u6570\u304c\u5c11\u306a\u3059\u304e\u3066\u610f\u5473\u306e\u3042\u308b\u7d50\u8ad6\u304c\u5f97\u3089\u308c\u306a\u3044\u3068\u3044\u3063\u305f\u502b\u7406\u7684\u30fb\u79d1\u5b66\u7684\u554f\u984c\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li>\n\n\n\n<li><strong>\u81e8\u5e8a\u7684\u306b\u610f\u5473\u306e\u3042\u308b\u52b9\u679c\u91cf\u306e\u8003\u616e:<\/strong> \u533b\u5e2b\u306f\u3001\u5148\u884c\u7814\u7a76\u3084\u81ea\u8eab\u306e\u81e8\u5e8a\u7684\u7d4c\u9a13\u306b\u57fa\u3065\u3044\u3066\u3001<strong>\u691c\u51fa\u3057\u305f\u3044\u3068\u8003\u3048\u308b\u52b9\u679c\u91cf\u306e\u5927\u304d\u3055<\/strong>\uff08\u4f8b\u3048\u3070\u3001HbA1c\u304c\u4f55%\u6539\u5584\u3059\u308c\u3070\u81e8\u5e8a\u7684\u306b\u610f\u5473\u304c\u3042\u308b\u304b\uff09\u3092\u898b\u7a4d\u3082\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u52b9\u679c\u91cf\u304c\u5c0f\u3055\u3044\u3068\u4e88\u60f3\u3055\u308c\u308b\u5834\u5408\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u3092\u8a8d\u8b58\u3057\u3066\u304a\u304f\u3079\u304d\u3067\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306f\u3001\u5358\u306bp\u5024\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u4ee5\u4e0a\u306e\u610f\u5473\u3092\u6301\u3064\u3002\u6709\u610f\u6c34\u6e96\u3001\u691c\u51fa\u529b\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u3001\u305d\u3057\u3066\u52b9\u679c\u91cf\u3068\u3044\u3046\u56db\u3064\u306e\u6982\u5ff5\u3092\u6df1\u304f\u7406\u89e3\u3057\u3001\u305d\u308c\u3089\u306e\u76f8\u4e92\u95a2\u4fc2\u3092\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5805\u7262\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u7814\u7a76\u7d50\u679c\u3092\u5f97\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u3044\u305f\u3088\u308a\u9069\u5207\u306a\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3044\u3001\u65e5\u5e38\u306e\u533b\u7642\u5b9f\u8df5\u3084\u60a3\u8005\u3055\u3093\u306e\u5065\u5eb7\u5897\u9032\u306b\u8ca2\u732e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7d71\u8a08\u7684\u4eee\u8aac\u691c\u5b9a\u306f\u3001\u79d1\u5b66\u7814\u7a76\u3084\u30d3\u30b8\u30cd\u30b9\u306b\u304a\u3044\u3066\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3046\u4e0a\u3067\u4e0d\u53ef\u6b20\u306a\u30c4\u30fc\u30eb\u3067\u3042\u308b\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u6b63\u3057\u304f\u89e3\u91c8\u3057\u3001\u9069\u5207\u306a\u7d50\u8ad6\u3092\u5c0e\u304d\u51fa\u3059\u305f\u3081\u306b\u306f\u3001\u300c\u6709\u610f\u6c34\u6e96\u300d\u300c\u691c\u51fa\u529b\u300d\u300c\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u300d\u3068\u3044\u3046\u4e09\u3064\u306e\u91cd\u8981\u306a\u6982\u5ff5\u306e\u76f8\u4e92\u95a2\u4fc2\u3092 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