{"id":12,"date":"2007-05-17T18:09:50","date_gmt":"2007-05-17T09:09:50","guid":{"rendered":"http:\/\/aihara.la.coocan.jp\/blog\/?p=12"},"modified":"2014-04-16T15:36:45","modified_gmt":"2014-04-16T06:36:45","slug":"%e5%b0%a4%e5%ba%a6%e6%af%94%ef%bc%88likelihood-ratio","status":"publish","type":"post","link":"http:\/\/aihara.la.coocan.jp\/?p=12","title":{"rendered":"\u5c24\u5ea6\u6bd4\uff08likelihood ratio)"},"content":{"rendered":"<div>\n<p>\u533b\u5b66\u306e\u7814\u7a76\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u591a\u304f\u306f\u6cbb\u7642\u3001\u75c5\u56e0\u3001\u4e88\u5f8c\u3001\u3042\u308b\u3044\u306f\u8a3a\u65ad\u306b\u3064\u3044\u3066\u306e\u3082\u306e\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u8a3a\u65ad\u306b\u95a2\u3059\u308b\u7814\u7a76\u306b\u306f\u3001\u30b9\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u3084\u78ba\u5b9a\u8a3a\u65ad\u3092\u76ee\u7684\u3068\u3057\u305f\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u8a3a\u65ad\u7814\u7a76\u306e\u5206\u985e\u306b\u3064\u3044\u3066\u306f\u5225\u306b\u7d39\u4ecb\u3059\u308b\u3068\u3057\u3066\u3001\u5f53\u8a72\u8a3a\u65ad\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u81e8\u5e8a\u7684\u610f\u7fa9\u304c\u3042\u308b\u30a2\u30a6\u30c8\u30ab\u30e0\uff08\u4ee3\u7406\u30a2\u30a6\u30c8\u30ab\u30e0\u3067\u306f\u306a\u304f\uff09\u306b\u5bfe\u3059\u308b\u52b9\u679c\u3092\u89e3\u6790\u3057\u305f\u7814\u7a76\u304c\u6700\u3082\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p>\u8a3a\u65ad\u306b\u95a2\u3059\u308bEBM\u3068\u3044\u3048\u3070\u3001\u611f\u5ea6\u3001\u7279\u7570\u5ea6\u3001\u967d\u6027\u4e88\u6e2c\u5024\u3001\u9670\u6027\u4e88\u6e2c\u5024\u3001\u7cbe\u5ea6\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u304c\u3001<br \/>\n\u611f\u5ea6\u3068\u7279\u7570\u5ea6\u3092\u3072\u3068\u3064\u306b\u307e\u3068\u3081\u305f<b>\u201d\u5c24\u5ea6\u6bd4\uff08likelihood ratio\uff09\u201d<\/b>\u306f\u3001\u691c\u67fb\u524d\u78ba\u7387\uff08\u6709\u75c5\u7387\uff09\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3053\u3068\u304c\u306a\u3044\u6307\u6a19\u3068\u3057\u3066\u3001\u975e\u5e38\u306b\u6709\u52b9\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n<p><\/p>\n<p>\u305f\u3068\u3048\u3070\u3001<b>\u967d\u6027\u5c24\u5ea6\u6bd4(+LR)\uff1d\u611f\u5ea6\uff0f[\uff11\uff0d\u7279\u7570\u5ea6]<\/b> \u3067\u3059\u3002<\/p>\n<p><\/p>\n<p>\u4ee5\u4e0a\u306e\u3053\u3068\u306f\u3001\u591a\u304f\u306eEBM\u95a2\u9023\u306e\u53c2\u8003\u66f8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3067\u7279\u306b\u76ee\u65b0\u3057\u3044\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u672c\u30d6\u30ed\u30b0\u3067\u7d39\u4ecb\u3059\u308b\u76ee\u7684\u306f\u3001<b>\u30ad\u30e5\u30fc\u30d3\u30c3\u30af<\/b>\u3092\u4f7f\u3063\u3066\u3000LR\u3001\u4e8b\u524d\u78ba\u7387\u3001\u4e8b\u5f8c\u78ba\u7387\u3001\u305d\u3057\u3066\u3001\u30aa\u30c3\u30ba\u3068\u3044\u3046\u6982\u5ff5\u3092\u7406\u89e3\u3057\u3088\u3046\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<p><\/p>\n<p><a href=\"http:\/\/aihara.la.coocan.jp\/acp1.php\" onclick=\"window.open('http:\/\/aihara.la.coocan.jp\/acp1.php','popup','width=337,height=515,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0'); return false\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/aihara.la.coocan.jp\/acp-thumb.jpg\" width=\"200\" height=\"305\" alt=\"ebm\" \/><\/a><br \/>\n<br \/>\n<b>\u5f15\u7528\u6587\u732e\uff1a<\/b>Making sense of diagnostic test likelihood ratios.  ACP-Jouranl club  2007; 146(2): A-8: <\/p>\n<p>\n<br clear=\"all\" \/><\/p>\n<p>3\u6bb5\u968e\u3067\u8aac\u660e\u3057\u307e\u3059\u304c\u3001<br \/>\n\u25a0\uff0d\uff11<br \/>\n\u4e8b\u524d\u78ba\u7387(pre probablity)\uff1da\/[a+b]\u306f\u3001\u30aa\u30c3\u30ba(pre-odds)\uff1da\/b\u3067\u3059\u3002<br \/>\n\u3059\u306a\u308f\u3061\u3001\u30aa\u30c3\u30ba\u3068\u78ba\u7387\u306e\u95a2\u4fc2\u306f\u3001\u30aa\u30c3\u30ba\u306e\u5206\u5b50\u3068\u5206\u6bcd\u3092\u8db3\u3057\u305f\u6570\u5024(a+b)\u3092\u5206\u6bcd\u3001\u30aa\u30c3\u30ba\u306e\u5206\u5b50(a)\u3092\u5206\u5b50\u3068\u3057\u3066\u7b97\u51fa\u3059\u308b\u3082\u306e\u304c\u78ba\u7387\u3067\u3059\u3002<br \/>\n\u3053\u306e\u30aa\u30c3\u30ba\uff08pre-odds\uff09\u306b\u3001\u5c24\u5ea6\u6bd4\uff08LR)\u3092\u639b\u3051\u305f\u3082\u306e\u304c\u3001\u4e8b\u5f8c\u30aa\u30c3\u30ba\uff08post-odds)\u3067\u3059\u3002\u56f3\u4e2d(1)<\/p>\n<p><\/p>\n<p>\n\u25a0\u30fc\uff12\uff1a<br \/>\n\u4f8b\u3068\u3057\u3066\u3001\u56f3\u4e2d(2)\u306e\u30c7\u30fc\u30bf\u3092\u5229\u7528\u3057\u307e\u3059\u3002<br \/>\n\u72ed\u5fc3\u75c7\u8a3a\u65ad\u306b\u3064\u3044\u3066\u30018\u500b\u306e\u81e8\u5e8a\u7814\u7a76\uff08n= 11544\u4eba\uff09\u3092\u7d71\u5408\u3057\u3066\u5f97\u3089\u308c\u305f\u3082\u306e\u3067\u3001A\u691c\u67fb\u306e\u967d\u6027\u5c24\u5ea6\u6bd4\uff1d5.8\uff0895%CI 4.2-7.8)\u3067\u3059\u3002<\/p>\n<p><\/p>\n<p>\n\u25a0\u30fc\uff13\uff1a<br \/>\n\u305d\u3053\u3067\u3001\u691c\u67fb\u524d\u78ba\u7387\uff16\uff05\u3001\u8a3a\u65ad\u691c\u67fbA\u3092\u5b9f\u65bd\u3068\u3057\u3066\u3001\u3000\u201d\u6982\u7b97\u201d\u3059\u308b\u3068\u3001\u56f3\u4e2d(3)\u306e\u3088\u3046\u306b\u3001\u78ba\u7387(6\/100)\u2192pre-odds\u306f\u30006\/(100-6)\uff1d\u30006\/94\u3000\u3067\u3059\u3002<\/p>\n<p>\u3000<\/p>\n<p>\u8a3a\u65ad\u691c\u67fbA\u3092\u5b9f\u65bd\u3059\u308b\u3068\u3001\u4e8b\u5f8c\u30aa\u30c3\u30ba\u306f\u3001\u3000pre-odds x LR\uff08\uff1d\u7d046\uff09\u3067\u3001\uff1d36\/94\u3001=3\/8\u3000\u3067\u3059\u3002<br \/>\n\u5f93\u3063\u3066\u3001\u89e3\u91c8\u3068\u3057\u3066\u306f\u3001\u4e8b\u524d\u78ba\u73876%\u3067\u3001\u8a3a\u65ad\u691c\u67fbA\u3092\u5b9f\u65bd\u3059\u308b\u3068\u30013\/8\u306e\u30aa\u30c3\u30ba\u306a\u306e\u3067\u3001\u300c\u691c\u67fb\u967d\u6027\u800511\u4eba\u306e\u3046\u3061\u30013\u4eba\u304c\u865a\u8840\u6027\u5fc3\u75be\u60a3\u3092\u6709\u3057\u30018\u4eba\u304c\u6301\u3063\u3066\u3044\u306a\u3044\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p>\u4e00\u822c\u306bLR\u306e\u8a55\u4fa1\u3068\u3057\u3066\u306f\u3001LR=1\u3000\u3068\u3044\u3046\u306e\u306f\u3000\u5168\u304f\u610f\u5473\u304c\u306a\u3044\u3053\u3068\u3067\u3042\u308a\u30015\u4ee5\u4e0a\u306e\u9ad8\u5024\u3000\u3042\u308b\u3044\u306f0.2\u4ee5\u4e0b\u306e\u4f4e\u5024\u306e\u5834\u5408\u3001\u78ba\u5b9a\u8a3a\u65ad\u306b\u3064\u306a\u304c\u308b\u3068\u89e3\u91c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><\/p>\n<p><b>\u6ce8\u610f\uff1a<\/b>\u73fe\u5b9f\u306e\u81e8\u5e8a\u3067\u306f\u3001\u60a3\u8005\u304b\u3089\u306e\u75c7\u72b6\u3084\u75c5\u6b74\u3092\u805e\u3044\u305f\u6642\u70b9\u3067\u3001\u533b\u5e2b\u5074\u306f\u3044\u304f\u3064\u304b\u306e\u8a3a\u65ad\u5019\u88dc\u3092\u982d\u306e\u4e2d\u3067\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u8a3a\u5bdf\u3092\u3057\u305f\u308a\u3001\u307e\u305f\u81e8\u5e8a\u691c\u67fb\u3092\u5b9f\u65bd\u3057\u3066\u8a3a\u65ad\u3092\u9ad8\u3081\u3066\u3044\u304f\u308f\u3051\u3067\u3059\u304c\u3001\u8a3a\u65ad\u306b\u3064\u306a\u304c\u308b\u56e0\u5b50\u3067\u3000\u201d\u5404\u3005\u304c\u72ec\u7acb\u3057\u305f\u3082\u306e\u201d\u3067\u3042\u308c\u3070\uff08\u4f8bA,B,C\u691c\u67fb)\u3001\u691c\u67fb\u524d\u30aa\u30c3\u30ba\u306b\u3001A,B,C\u306eLR\u5024\u3092\u639b\u3051\u7b97\u3057\u3066\u3044\u304f\u3060\u3051\u3067\u3059\u3002 <\/p>\n<p><\/p>\n<p>&nbsp;&nbsp;&nbsp;<b>  [pre-odds] x [LR-a] x[LR-b] x [LR-c]<\/b><\/p>\n<p><\/p>\n<p>\u201d\u72ec\u7acb\u3057\u305f\u201d\u3068\u3044\u3046\u610f\u5473\u306f\u3001\u4f8b\u3048\u3070\u809d\u708e\u306e\u8a3a\u65ad\u3067\u3001[\u809d\u81d3\u816b\u5927\u306e\u5c24\u5ea6\u6bd4] x\u3000[\u691c\u67fb\u5024GOT\u306e\u5c24\u5ea6\u6bd4]\u3000\uff58\u3000[GPT\u306e\u5c24\u5ea6\u6bd4] \u3068\u3044\u3046\u3053\u3068\u306f\u3001\u30c0\u30e1\u3067\u3042\u308a\u76f8\u4e92\u306b\u95a2\u9023\u304c\u3042\u308a\u72ec\u7acb\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3067\u3059\u3002<br \/>\n\u4ee5\u4e0a\u3001\u3000\u7d30\u304b\u304f\u8a08\u7b97\u3057\u306a\u3044\u3067\u3082\u3001\u6700\u7d42\u7684\u306a\u78ba\u7387\u306f\u3001\u6982\u7b97\u30ec\u30d9\u30eb\u3067\u3082\u53ef\u80fd\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u533b\u5b66\u306e\u7814\u7a76\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u591a\u304f\u306f\u6cbb\u7642\u3001\u75c5\u56e0\u3001\u4e88\u5f8c\u3001\u3042\u308b\u3044\u306f\u8a3a\u65ad\u306b\u3064\u3044\u3066\u306e\u3082\u306e\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u8a3a\u65ad\u306b\u95a2\u3059\u308b\u7814\u7a76\u306b\u306f\u3001\u30b9\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u3084\u78ba\u5b9a\u8a3a\u65ad\u3092\u76ee\u7684\u3068\u3057\u305f\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002 \u8a3a\u65ad\u7814\u7a76\u306e\u5206\u985e\u306b\u3064\u3044\u3066\u306f\u5225\u306b\u7d39\u4ecb\u3059\u308b\u3068 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[12],"_links":{"self":[{"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=\/wp\/v2\/posts\/12"}],"collection":[{"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12"}],"version-history":[{"count":1,"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=\/wp\/v2\/posts\/12\/revisions"}],"predecessor-version":[{"id":670,"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=\/wp\/v2\/posts\/12\/revisions\/670"}],"wp:attachment":[{"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/aihara.la.coocan.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}