{"id":179,"date":"2023-02-06T14:51:34","date_gmt":"2023-02-06T05:51:34","guid":{"rendered":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/how-many-variables-allowed-for-logistic-regression\/"},"modified":"2025-02-19T22:22:55","modified_gmt":"2025-02-19T13:22:55","slug":"how-many-variables-allowed-for-logistic-regression","status":"publish","type":"post","link":"https:\/\/best-biostatistics.com\/toukei-er\/entry\/how-many-variables-allowed-for-logistic-regression\/","title":{"rendered":"\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u5206\u6790\u306b\u6295\u5165\u3059\u308b\u8aac\u660e\u5909\u6570\u306e\u6570\u306f\u3044\u304f\u3064\u307e\u3067\u306a\u3089\u554f\u984c\u306a\u3044\u304b"},"content":{"rendered":"\n<p>\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u306e\u8aac\u660e\u5909\u6570\u306e\u6570\u306f\u3044\u304f\u3064\u5165\u308c\u3066\u3088\u3044\u306e\u304b\uff1f<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u306e\u8aac\u660e\u5909\u6570\u306e\u6570\">\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u306e\u8aac\u660e\u5909\u6570\u306e\u6570<\/h2>\n\n\n\n<p>\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u5206\u6790\u3092\u3059\u308b\u5834\u5408\u3001\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306b\u3088\u3063\u3066\u3044\u304f\u3064\u306e\u8aac\u660e\u5909\u6570\u3092\u6295\u5165\u3067\u304d\u308b\u304b<\/p>\n\n\n\n<p><a href=\"http:\/\/www.nurs.juntendo.ac.jp\/file\/iryokangokenkyu15_2_01.pdf\">\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u8af8\u8ad6<\/a> \u306e\u8a18\u8ff0\u304c\u3082\u3063\u3068\u3082\u30af\u30ea\u30a2\u3067\u308f\u304b\u308a\u3084\u3059\u3044<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u4e8c\u9805\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u5206\u6790\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306b\u3064\u3044\u3066\u306f\u3001\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u7d50\u679c\u3001\u5f93\u5c5e\u5909\u6570\u306e\u3044\u305a\u308c\u304b\u5c11\u306a\u3044\u30ab\u30c6\u30b4\u30ea\u306e\u30b5\u30a4\u30ba\u304c\u8aac\u660e\u5909\u6570\u00d710\u4ee5\u4e0b\u3067\u3042\u308b\u3068\u3001\u7d50\u679c\u306e\u30d0\u30a4\u30a2\u30b9\u3001\u7cbe\u5ea6\u3001\u30e2\u30c7\u30eb\u30d5\u30a3\u30c3\u30c8\u7b49\u554f\u984c\u304c\u751f\u3058\u3066\u3044\u308b\u3053\u3068\u304c\u793a\u3055\u308c\u305f\u3002\u3057\u304b\u3057\u3001\u5c11\u306a\u3044\u30ab\u30c6\u30b4\u30ea\u306e\u30b5\u30a4\u30ba\u304c\u8aac\u660e\u5909\u6570\u00d710\u4ee5\u4e0a\u3067\u306f\u554f\u984c\u304c\u306a\u304b\u3063\u305f\u3053\u3068\u304c\u793a\u3055\u308c\u305f\uff08Peduzzi et al., 1996\uff09\u3002\u3053\u306e\u8ad6\u6587\u306e\u30a4\u30f3\u30d1\u30af\u30c8\u306f\u5927\u304d\u304f\u3001\u6628\u4eca\u3067\u3082\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u5206\u6790\u306e\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u306f\u8aac\u660e\u5909\u6570\u00d710\u4ee5\u4e0a\u304c\u5fc5\u8981\u3068\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u591a\u3044\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>Peduzzi et al., 1996 \u3068\u306f\u3001\u3053\u3061\u3089\u306e\u8ad6\u6587\u3067\u3042\u308b<\/p>\n\n\n\n<p><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8970487\/\">A simulation study of the number of events per variable in logistic regression analysis<\/a><\/p>\n\n\n\n<p>\u8457\u8005\u3089\u306f\u3001\u30e2\u30f3\u30c6\u30ab\u30eb\u30ed\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u7528\u3044\u3066\u3001\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u5206\u6790\u306b\u304a\u3051\u308b\u3001\u8aac\u660e\u5909\u6570\u306e\u6570\u306b\u5bfe\u3059\u308b\u30a4\u30d9\u30f3\u30c8\u306e\u6570\u306e\u5f71\u97ff\u3092\u8a55\u4fa1\u3057\u305f<\/p>\n\n\n\n<p>\u300c\u5c11\u306a\u3044\u30ab\u30c6\u30b4\u30ea\u300d\u3068\u3044\u3046\u306e\u306f\u3001\u3082\u3057\u30a4\u30d9\u30f3\u30c8\u3042\u308a\u75c7\u4f8b\u3088\u308a\u3082\u30a4\u30d9\u30f3\u30c8\u306a\u3057\u75c7\u4f8b\u306e\u307b\u3046\u304c\u5c11\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u30a4\u30d9\u30f3\u30c8\u306a\u3057\u75c7\u4f8b\u306e\u3053\u3068\u3092\u6307\u3057\u3066\u3044\u308b<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>We performed a Monte Carlo study to evaluate the effect of the number of events per variable (EPV) analyzed in logistic regression analysis.<\/p>\n<\/blockquote>\n\n\n\n<p>\u8aac\u660e\u5909\u6570\u306e\u6570\u306b\u5bfe\u3059\u308b\u30a4\u30d9\u30f3\u30c8\u306e\u6570\u304c 10 \u4ee5\u4e0a\u3067\u3042\u3063\u305f\u5834\u5408\u3001\u5927\u304d\u306a\u554f\u984c\u306f\u8d77\u304d\u306a\u304b\u3063\u305f<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u300110 \u672a\u6e80\u3067\u3042\u3063\u305f\u5834\u5408\u3001\u504f\u56de\u5e30\u4fc2\u6570\u304c\u3001\u30d7\u30e9\u30b9\u306b\u3082\u30de\u30a4\u30ca\u30b9\u306b\u3082\u30d0\u30a4\u30a2\u30b9\u3092\u751f\u3058\u305f \uff08\u4ee5\u4e0b\u7565\uff09<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>For EPV values of 10 or greater, no major problems occurred. For EPV values less than 10, however, the regression coefficients were biased in both positive and negative directions; &#8230;<\/p>\n<\/blockquote>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u8aac\u660e\u5909\u6570\u306e\u6570\u306b\u5bfe\u3059\u308b\u30a2\u30a6\u30c8\u30ab\u30e0\u306b\u304a\u3051\u308b\u30a4\u30d9\u30f3\u30c8\u6570\u304c 10 \u500d\u4ee5\u4e0a\u3042\u308c\u3070\u3001\u5927\u304d\u306a\u554f\u984c\u306f\u751f\u3058\u305a\u3001\u554f\u984c\u306a\u3044\u3068\u8a00\u3048\u308b<\/p>\n\n\n\n<p>\u3064\u307e\u308a\u300110 \u500b\u306e\u8aac\u660e\u5909\u6570\u3092\u6295\u5165\u3057\u305f\u3051\u308c\u3070\u3001\u5c11\u306a\u304f\u3068\u3082\u30a2\u30a6\u30c8\u30ab\u30e0\u306b\u304a\u3044\u3066\u30a4\u30d9\u30f3\u30c8\u304c 100 \u4f8b\u751f\u3058\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u3042\u308b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u306e\u8aac\u660e\u5909\u6570\u306e\u6570\u306b\u3064\u3044\u3066\u3001\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u7d50\u679c\u306b\u57fa\u3065\u304f\u9069\u5207\u306a\u6570\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u305f<\/p>\n\n\n\n<p>\u30a2\u30a6\u30c8\u30ab\u30e0\u306e\u30a4\u30d9\u30f3\u30c8\u3042\u308a\u30fb\u306a\u3057\u75c7\u4f8b\u6570\u306e\u3046\u3061\u3001\u5c11\u306a\u3044\u307b\u3046\u306e\u75c7\u4f8b\u6570\u306e 10 \u5206\u306e 1 \u7a0b\u5ea6\u306b\u3057\u3066\u304a\u304f\u3068\u3001\u5927\u304d\u306a\u554f\u984c\u304c\u751f\u3058\u306a\u3044\u3068\u8a00\u3048\u308b<\/p>\n\n\n\n<p>\u53c2\u8003\u306b\u306a\u308c\u3070<\/p>\n\n\n\n<div id=\"biost-3997053337\" 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\" id=\"\u53c2\u8003\u6587\u732e\">\u53c2\u8003\u6587\u732e<\/h2>\n\n\n\n<p><a href=\"http:\/\/www.nurs.juntendo.ac.jp\/file\/iryokangokenkyu15_2_01.pdf\">\u30b5\u30f3\u30d7\u30eb\u30b5\u30a4\u30ba\u8af8\u8ad6<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8970487\/\">A simulation study of the number of events per variable in logistic regression analysis<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u304a\u3059\u3059\u3081\u66f8\u7c4d<\/h2>\n\n\n\n<p><a href=\"https:\/\/amzn.to\/3Da0Q9U\" data-type=\"link\" data-id=\"https:\/\/amzn.to\/3Da0Q9U\">\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u5206\u6790: SAS\u3092\u5229\u7528\u3057\u305f\u7d71\u8a08\u89e3\u6790\u306e\u5b9f\u969b (\u7d71\u8a08\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u306e\u8aac\u660e\u5909\u6570\u306e\u6570\u306f\u3044\u304f\u3064\u5165\u308c\u3066\u3088\u3044\u306e\u304b\uff1f<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[16,24],"tags":[],"class_list":["post-179","post","type-post","status-publish","format-standard","hentry","category-16","category-24"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/comments?post=179"}],"version-history":[{"count":2,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/179\/revisions"}],"predecessor-version":[{"id":3524,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/posts\/179\/revisions\/3524"}],"wp:attachment":[{"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/media?parent=179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/categories?post=179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/best-biostatistics.com\/toukei-er\/wp-json\/wp\/v2\/tags?post=179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}