{"id":180796,"date":"2024-05-08T20:42:39","date_gmt":"2024-05-08T12:42:39","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/180796.html"},"modified":"2024-05-08T20:42:45","modified_gmt":"2024-05-08T12:42:45","slug":"r%e8%af%ad%e8%a8%80clogit%e5%87%bd%e6%95%b0%e4%b8%adformula%e9%87%8c%e9%9d%a2%e7%9a%84strata%e6%98%af%e4%bb%80%e4%b9%88%e5%90%ab%e4%b9%89","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/180796.html","title":{"rendered":"R\u8bed\u8a00clogit\u51fd\u6570\u4e2dformula\u91cc\u9762\u7684strata\u662f\u4ec0\u4e48\u542b\u4e49"},"content":{"rendered":"

\"R\u8bed\u8a00clogit\u51fd\u6570\u4e2dformula\u91cc\u9762\u7684strata\u662f\u4ec0\u4e48\u542b\u4e49\"<\/p>\n

R\u8bed\u8a00\u4e2d\u7684clogit<\/code>\u51fd\u6570\u9488\u5bf9\u6761\u4ef6Logistic\u56de\u5f52\u6a21\u578b\uff0c\u5728\u5176formula<\/code>\u53c2\u6570\u4e2d\u7684strata<\/code>\u53c2\u6570\u662f\u7528\u4e8e\u5b9a\u4e49\u6570\u636e\u5206\u5c42\u7684\u3002\u8fd9\u610f\u5473\u7740\uff0cstrata<\/code>\u7528\u6765\u6307\u660e\u6570\u636e\u4e2d\u7684\u54ea\u4e9b\u89c2\u5bdf\u503c\u5171\u4eab\u76f8\u540c\u7684\u57fa\u7ebf\u5371\u9669\u7387\uff0c\u5141\u8bb8\u6a21\u578b\u5bf9\u6bcf\u4e2a\u5206\u5c42\u8ba1\u7b97\u4e0d\u540c\u7684\u57fa\u51c6\u5371\u9669\u51fd\u6570\u3002\u5206\u5c42\u7684\u76ee\u7684\u662f\u5728\u4fdd\u6301\u6a21\u578b\u590d\u6742\u5ea6\u8f83\u4f4e\u7684\u540c\u65f6\uff0c\u63a7\u5236\u6df7\u6742\u56e0\u7d20\uff0c\u8fd9\u5bf9\u4e8e\u89c2\u5bdf\u7814\u7a76\u5c24\u5176\u91cd\u8981\uff0c\u5728\u8fd9\u7c7b\u7814\u7a76\u4e2d\uff0c\u5b9e\u9a8c\u6761\u4ef6\u4e0d\u80fd\u88ab\u968f\u673a\u5206\u914d\u3002<\/p>\n<\/p>\n

\u5206\u5c42\u7528\u4e8e\u5904\u7406\u90a3\u4e9b\u5f71\u54cd\u53cd\u5e94\u53d8\u91cf\u4f46\u4e0d\u662f\u7814\u7a76\u7126\u70b9\u7684\u53d8\u91cf\u3002\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u7814\u7a76\u8005\u66f4\u5e0c\u671b\u5173\u6ce8\u67d0\u4e9b\u7279\u5b9a\u56e0\u7d20\u5bf9\u7ed3\u679c\u7684\u5f71\u54cd\uff0c\u800c\u5ffd\u7565\u6216\u63a7\u5236\u5176\u4ed6\u56e0\u7d20\u7684\u5e72\u6270\u3002\u901a\u8fc7strata<\/code>\u53c2\u6570\uff0c\u53ef\u4ee5\u8ba9\u6a21\u578b\u5728\u6bcf\u4e2a\u5206\u5c42\u5185\u90e8\u4f30\u8ba1\u98ce\u9669\u6bd4\u4f8b\uff0c\u800c\u4e0d\u662f\u5728\u5168\u4f53\u6570\u636e\u4e0a\u7edf\u4e00\u4f30\u8ba1\uff0c\u8fd9\u80fd\u591f\u63d0\u9ad8\u6a21\u578b\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n<\/p>\n

\u4e00\u3001CLOGIT \u51fd\u6570\u6982\u8ff0<\/h3>\n<\/p>\n

clogit<\/code>\u51fd\u6570<\/strong>\u662fR\u8bed\u8a00\u4e2dsurvival<\/code>\u5305\u63d0\u4f9b\u7684\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u4e13\u95e8\u7528\u6765\u5904\u7406\u914d\u5bf9\u6570\u636e\u6216\u5206\u5c42\u6570\u636e\u7684\u60c5\u51b5\u3002\u5b83\u9002\u7528\u4e8e\u90a3\u4e9b\u4f20\u7edf\u7684Logistic\u56de\u5f52\u6a21\u578b\u4e0d\u80fd\u6709\u6548\u5904\u7406\u7684\u590d\u6742\u6570\u636e\u7ed3\u6784\uff0c\u7279\u522b\u662f\u5728\u5b58\u5728\u65f6\u95f4\u76f8\u5173\u7684\u6570\u636e\u6216\u9700\u8981\u63a7\u5236\u7ec4\u5185\u76f8\u5173\u6027\u65f6\u3002<\/p>\n<\/p>\n

\u4f7f\u7528clogit<\/code>\u65f6\uff0c\u5176formula<\/code>\u7684\u6784\u9020\u5c31\u663e\u5f97\u975e\u5e38\u5173\u952e\u3002\u8fd9\u4e2a\u516c\u5f0f\u4e0d\u4ec5\u5305\u62ec\u4e86\u4f20\u7edf\u56de\u5f52\u5206\u6790\u4e2d\u7684\u56e0\u53d8\u91cf\u548c\u81ea\u53d8\u91cf\uff0c\u8fd8\u5f15\u5165\u4e86strata<\/code>\u7528\u4e8e\u6570\u636e\u5206\u5c42\uff0c\u8fd9\u662f\u5176\u72ec\u6709\u7684\u7279\u6027\u4e4b\u4e00\u3002<\/p>\n<\/p>\n

\u4e8c\u3001STRATA \u7684\u4f5c\u7528<\/h3>\n<\/p>\n

\u5728\u6761\u4ef6Logistic\u56de\u5f52\u6a21\u578b\u4e2d\uff0cstrata<\/code>\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u5b9a\u4e49\u6570\u636e\u7684\u5206\u5c42<\/strong>\u3002\u4f8b\u5982\uff0c\u5728\u533b\u5b66\u7814\u7a76\u4e2d\uff0c\u5982\u679c\u8981\u6bd4\u8f83\u4e0d\u540c\u6cbb\u7597\u65b9\u6cd5\u5bf9\u75c5\u60c5\u5f71\u54cd\u7684\u5dee\u5f02\uff0c\u7814\u7a76\u8005\u53ef\u80fd\u5e0c\u671b\u6839\u636e\u60a3\u8005\u7684\u521d\u8bca\u65f6\u95f4\u8fdb\u884c\u5206\u5c42\uff0c\u4ee5\u6b64\u6765\u63a7\u5236\u65f6\u95f4\u5bf9\u6cbb\u7597\u6548\u679c\u7684\u6f5c\u5728\u5f71\u54cd\u3002\u901a\u8fc7\u5c06strata(\u521d\u8bca\u65f6\u95f4)<\/code>\u52a0\u5165\u6a21\u578b\uff0c\u6bcf\u4e00\u65f6\u95f4\u5c42\u7684\u6570\u636e\u90fd\u88ab\u89c6\u4e3a\u4e00\u4e2a\u72ec\u7acb\u7684\u5206\u7ec4\uff0c\u6a21\u578b\u5206\u522b\u5bf9\u6bcf\u7ec4\u6570\u636e\u8fdb\u884c\u5206\u6790\u4e0e\u8ba1\u7b97\u3002<\/p>\n<\/p>\n

\u8fd9\u79cd\u5206\u5c42\u7b56\u7565\u663e\u8457\u63d0\u5347\u4e86\u6a21\u578b\u5904\u7406\u590d\u6742\u6570\u636e\u7684\u80fd\u529b\u3002\u5b83\u4e0d\u4ec5\u53ef\u4ee5\u9002\u5e94\u4e0d\u540c\u7c7b\u578b\u7684\u7814\u7a76\u8bbe\u8ba1\uff0c\u8fd8\u80fd\u63d0\u9ad8\u4f30\u8ba1\u7684\u51c6\u786e\u6027\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u901a\u8fc7\u9002\u5f53\u7684\u5206\u5c42\uff0c\u7814\u7a76\u8005\u53ef\u4ee5\u66f4\u7ec6\u81f4\u5730\u63a2\u7a76\u6570\u636e\u5185\u7684\u7ed3\u6784\u548c\u6a21\u5f0f\uff0c\u4ece\u800c\u83b7\u5f97\u66f4\u6df1\u5165\u7684\u89c1\u89e3\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u5206\u5c42\u7684\u5b9e\u8df5\u5e94\u7528<\/h3>\n<\/p>\n

\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5206\u5c42\u7684\u5177\u4f53\u5b9e\u65bd\u6d89\u53ca\u5c06strata<\/code>\u53c2\u6570\u6309\u7167\u7814\u7a76\u8bbe\u8ba1\u7684\u9700\u6c42\uff0c\u6b63\u786e\u5730\u52a0\u5165\u5230clogit<\/code>\u51fd\u6570\u7684formula<\/code>\u4e2d\u3002\u8fd9\u901a\u5e38\u9700\u8981\u7814\u7a76\u8005\u5bf9\u7814\u7a76\u95ee\u9898\u6709\u6df1\u523b\u7684\u7406\u89e3\uff0c\u4ee5\u53ca\u5bf9\u6570\u636e\u7ed3\u6784\u548c\u7279\u70b9\u7684\u660e\u786e\u628a\u63e1\u3002<\/p>\n<\/p>\n

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\u56db\u3001\u9ad8\u7ea7\u5e94\u7528\uff1a\u81ea\u5b9a\u4e49\u5206\u5c42<\/h3>\n<\/p>\n

\u8fdb\u4e00\u6b65\u5730\uff0c\u9664\u4e86\u9488\u5bf9\u5df2\u5b58\u5728\u7684\u53d8\u91cf\u8fdb\u884c\u5206\u5c42\u4e4b\u5916\uff0c\u7814\u7a76\u8005\u8fd8\u53ef\u4ee5\u57fa\u4e8e\u7279\u5b9a\u7684\u7814\u7a76\u9700\u6c42\uff0c\u521b\u5efa\u65b0\u7684\u5206\u5c42\u6807\u51c6\u3002\u901a\u8fc7\u5c06\u6570\u636e\u6309\u7167\u65b0\u7684\u6807\u51c6\u8fdb\u884c\u5212\u5206\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u52a0\u7cbe\u7ec6\u5316\u7684\u6570\u636e\u5206\u6790\u3002\u4f8b\u5982\uff0c\u7814\u7a76\u8005\u53ef\u4ee5\u6839\u636e\u75be\u75c5\u4e25\u91cd\u7a0b\u5ea6\u548c\u60a3\u8005\u5e74\u9f84\u7684\u7ec4\u5408\uff0c\u521b\u9020\u51fa\u65b0\u7684\u5206\u5c42\u53d8\u91cf\u3002\u8fd9\u79cd\u65b9\u6cd5\u80fd\u591f\u5728\u63a7\u5236\u6df7\u6742\u56e0\u7d20\u7684\u540c\u65f6\uff0c\u8fd8\u80fd\u8fdb\u4e00\u6b65\u6316\u6398\u53d8\u91cf\u95f4\u590d\u6742\u7684\u4ea4\u4e92\u4f5c\u7528\u3002<\/p>\n<\/p>\n

\u603b\u7684\u6765\u8bf4\uff0cstrata<\/code>\u5728clogit<\/code>\u51fd\u6570\u4e2d\u7684\u5e94\u7528\u63d0\u4f9b\u4e86\u4e00\u79cd\u5f3a\u529b\u5de5\u5177\uff0c\u5e2e\u52a9\u7814\u7a76\u8005\u5728\u590d\u6742\u7684\u5206\u5c42\u6570\u636e\u7ed3\u6784\u4e2d\u8fdb\u884c\u6709\u6548\u7684\u7edf\u8ba1\u5206\u6790\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5b58\u5728\u5927\u91cf\u6f5c\u5728\u6df7\u6742\u56e0\u7d20\u7684\u533b\u5b66\u548c\u793e\u4f1a\u79d1\u5b66\u6570\u636e\u65f6\u3002\u6b63\u786e\u7406\u89e3\u5e76\u8fd0\u7528strata<\/code>\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u6a21\u578b\u7684\u7cbe\u51c6\u5ea6\u548c\u89e3\u91ca\u529b\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

Q1: R\u8bed\u8a00clogit\u51fd\u6570\u4e2d\u7684formula\u91cc\u7684strata\u53c2\u6570\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/strong><\/p>\n

A1: \u5728R\u8bed\u8a00\u7684clogit\u51fd\u6570\u4e2d\uff0cstrata\u53c2\u6570\u7528\u4e8e\u5b9a\u4e49\u5728\u6761\u4ef6logistic\u56de\u5f52\u6a21\u578b\u4e2d\u5b9a\u4e49\u5206\u5c42\u7684\u53d8\u91cf\u3002\u5206\u5c42\u662f\u6307\u6839\u636e\u67d0\u4e2a\u7279\u5b9a\u7684\u53d8\u91cf\u5c06\u6570\u636e\u96c6\u5206\u6210\u4e0d\u540c\u7684\u7ec4\uff0c\u5e76\u5728\u6bcf\u4e2a\u5206\u7ec4\u5185\u8fdb\u884c\u56de\u5f52\u5206\u6790\u3002\u8fd9\u79cd\u65b9\u6cd5\u901a\u5e38\u7528\u4e8e\u5904\u7406\u6570\u636e\u4e2d\u5b58\u5728\u7684\u6f5c\u5728\u504f\u5dee\u3002<\/p>\n

Q2: R\u8bed\u8a00clogit\u51fd\u6570\u4e2d\u7684formula\u4e2d\u7684strata\u53c2\u6570\u5982\u4f55\u4f7f\u7528\uff1f<\/strong><\/p>\n

A2: \u5728R\u8bed\u8a00\u7684clogit\u51fd\u6570\u4e2d\uff0c\u53ef\u4ee5\u5728formula\u4e2d\u901a\u8fc7strata()<\/code>\u51fd\u6570\u6765\u6307\u5b9a\u9700\u8981\u8fdb\u884c\u5206\u5c42\u7684\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u60f3\u6839\u636e\u6027\u522b\u5bf9\u6570\u636e\u96c6\u8fdb\u884c\u5206\u5c42\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u4f3c\u4e8estrata(gender)<\/code>\u7684\u65b9\u5f0f\u6765\u6307\u5b9a\u3002\u8fd9\u6837\uff0c\u5728\u5206\u6790\u65f6\uff0c\u4f1a\u6839\u636e\u6307\u5b9a\u7684\u53d8\u91cf\u8fdb\u884c\u5206\u7ec4\uff0c\u5e76\u5728\u6bcf\u4e2a\u7ec4\u5185\u8fdb\u884c\u6761\u4ef6logistic\u56de\u5f52\u5206\u6790\u3002<\/p>\n

Q3: R\u8bed\u8a00clogit\u51fd\u6570\u4e2d\u7684formula\u7684strata\u53c2\u6570\u6709\u4ec0\u4e48\u5e94\u7528\u573a\u666f\uff1f<\/strong><\/p>\n

A3: \u5728\u4f7f\u7528clogit\u51fd\u6570\u8fdb\u884c\u6761\u4ef6logistic\u56de\u5f52\u5206\u6790\u65f6\uff0c\u4f7f\u7528strata\u53c2\u6570\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5904\u7406\u6570\u636e\u4e2d\u7684\u6f5c\u5728\u504f\u5dee\u3002\u4f8b\u5982\uff0c\u5728\u533b\u5b66\u7814\u7a76\u4e2d\uff0c\u6211\u4eec\u53ef\u80fd\u60f3\u5728\u5206\u6790\u75be\u75c5\u6cbb\u7597\u6548\u679c\u65f6\uff0c\u6839\u636e\u60a3\u8005\u7684\u4e0d\u540c\u7279\u5f81\uff08\u5982\u5e74\u9f84\u3001\u6027\u522b\u7b49\uff09\u6765\u8fdb\u884c\u5206\u7ec4\u5206\u6790\u3002\u4f7f\u7528strata\u53c2\u6570\u53ef\u4ee5\u8f7b\u677e\u5730\u5bf9\u4e0d\u540c\u7279\u5f81\u8fdb\u884c\u5206\u5c42\uff0c\u4ece\u800c\u66f4\u51c6\u786e\u5730\u8bc4\u4f30\u6cbb\u7597\u6548\u679c\u5728\u4e0d\u540c\u7fa4\u4f53\u4e2d\u7684\u5dee\u5f02\u3002\u8fd9\u79cd\u5206\u5c42\u5206\u6790\u65b9\u6cd5\u8fd8\u53ef\u4ee5\u5728\u5176\u4ed6\u9886\u57df\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\uff0c\u5982\u5e02\u573a\u7814\u7a76\u3001\u793e\u4f1a\u79d1\u5b66\u8c03\u67e5\u7b49\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"R\u8bed\u8a00\u4e2d\u7684clogit\u51fd\u6570\u9488\u5bf9\u6761\u4ef6Logistic\u56de\u5f52\u6a21\u578b\uff0c\u5728\u5176formula\u53c2\u6570\u4e2d\u7684strata\u53c2\u6570\u662f\u7528\u4e8e\u5b9a […]","protected":false},"author":3,"featured_media":180805,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/180796"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=180796"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/180796\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/180805"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=180796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=180796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=180796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}