{"id":3005,"date":"2024-10-13T22:09:14","date_gmt":"2024-10-13T13:09:14","guid":{"rendered":"https:\/\/secondlife.lol\/?p=3005"},"modified":"2024-10-15T17:56:22","modified_gmt":"2024-10-15T08:56:22","slug":"kaplan-meier-survival-analysis-r-intro","status":"publish","type":"post","link":"https:\/\/secondlife.lol\/zh\/kaplan-meier-survival-analysis-r-intro\/","title":{"rendered":"\u751f\u5b58\u5206\u6790\u4e0d\u96be\uff01\u8f7b\u677e\u4e86\u89e3 R \u4e2d\u7684 Kaplan-Meier \u6a21\u578b"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u60a8\u542c\u8bf4\u8fc7\u751f\u5b58\u5206\u6790\u5417\uff1f \u7b2c\u4e00\u6b21\u542c\u5230\u5b83\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u89c9\u5f97\u5f88\u5413\u4eba\uff0c\u4f46\u5b9e\u9645\u4e0a\u5b83\u5e76\u4e0d\u590d\u6742\u3002 \u4eca\u5929\uff0c\u6211\u4eec\u5c31\u6765\u770b\u770b <strong><a href=\"https:\/\/www.ibm.com\/docs\/ko\/spss-statistics\/saas?topic=statistics-kaplan-meier-survival-analysis\" target=\"_blank\" rel=\"noopener\">\u5361\u666e\u5170-\u6885\u8036\u751f\u5b58\u5206\u6790\u6a21\u578b<\/a>R \u8bed\u8a00\u5165\u95e8<\/strong>\u6211\u8981\u8bd5\u8bd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u751f\u5b58\u5206\u6790\u901a\u5e38\u7528\u4e8e\u751f\u547d\u79d1\u5b66\u6216\u533b\u5b66\u7814\u7a76\u3001 <strong>\u5ba2\u6237\u6d41\u5931\u5206\u6790<\/strong>\u6216 <strong>\u4ea7\u54c1\u4f7f\u7528\u5bff\u547d<\/strong>\u4e5f\u662f\u4e00\u79cd\u5e38\u7528\u6765\u8861\u91cf\u6cbb\u7597\u6548\u679c\u7684\u5f3a\u5927\u5de5\u5177\u3002\u8ba9\u6211\u4eec\u4ee5\u751f\u5b58\u5206\u6790\u7684\u7ecf\u5178\u6a21\u578b\u5361\u666e\u5170-\u6885\u5c14\u6a21\u578b\u4e3a\u4f8b\u3002<\/p>\n\n\n<style>.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-content-wrap{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);border-top:3px solid var(--global-palette2, #2B6CB0);border-right:3px solid var(--global-palette2, #2B6CB0);border-bottom:3px solid var(--global-palette2, #2B6CB0);border-left:3px solid var(--global-palette2, #2B6CB0);border-top-left-radius:5px;border-top-right-radius:5px;border-bottom-right-radius:5px;border-bottom-left-radius:5px;box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-contents-title-wrap{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-contents-title-wrap{color:var(--global-palette2, #2B6CB0);}.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-contents-title{color:var(--global-palette2, #2B6CB0);font-size:28px;font-weight:regular;font-style:normal;}.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-content-wrap .kb-table-of-content-list{color:var(--global-palette1, #3182CE);line-height:2em;font-weight:regular;font-style:normal;margin-top:var(--global-kb-spacing-sm, 1.5rem);margin-right:0px;margin-bottom:0px;margin-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-content-wrap .kb-table-of-content-list .kb-table-of-contents__entry:hover{color:var(--global-palette6, #718096);}@media all and (max-width: 1024px){.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-content-wrap{border-top:3px solid var(--global-palette2, #2B6CB0);border-right:3px solid var(--global-palette2, #2B6CB0);border-bottom:3px solid var(--global-palette2, #2B6CB0);border-left:3px solid var(--global-palette2, #2B6CB0);}}@media all and (max-width: 1024px){.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-contents-title{font-size:28px;}}@media all and (max-width: 767px){.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-content-wrap{border-top:3px solid var(--global-palette2, #2B6CB0);border-right:3px solid var(--global-palette2, #2B6CB0);border-bottom:3px solid var(--global-palette2, #2B6CB0);border-left:3px solid var(--global-palette2, #2B6CB0);}.kb-table-of-content-nav.kb-table-of-content-id83_5f28a6-34 .kb-table-of-contents-title{font-size:28px;}}<\/style>\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f Kaplan-Meier \u751f\u5b58\u5206\u6790\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u751f\u5b58\u5206\u6790\u662f\u5bf9 <strong>\u4e8b\u4ef6\uff08\u5982\u5173\u95ed\u3001\u6d41\u5931\u3001\u6b7b\u4ea1\u7b49\uff09<\/strong>\u8fd9\u79cd\u6a21\u5f0f\u53ef\u4ee5\u8ba9\u60a8\u5206\u6790\u67d0\u4e2a\u4e8b\u4ef6\u53d1\u751f\u524d\u7684\u65f6\u95f4\uff0c\u4f8b\u5982 <strong>\u5ba2\u6237\u6d41\u5931\u6982\u7387<\/strong>\u6216 <strong>\u4ea7\u54c1\u591a\u4e45\u4f1a\u5931\u6548<\/strong>\u6d4b\u91cf<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5361\u666e\u5170-\u6885\u8036\u6a21\u578b\u521b\u5efa\u4e86\u4e00\u6761\u751f\u5b58\u66f2\u7ebf\uff0c\u5e76\u5229\u7528 <strong>\u4e8b\u4ef6\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\u53d1\u751f\u7684\u53ef\u80fd\u6027<\/strong>\u76f4\u89c2\u3002\u6bcf\u5f53\u8fd9\u6761\u66f2\u7ebf\u4e0b\u964d\uff0c\u5c31\u8bf4\u660e\u53d1\u751f\u4e86\u4e00\u4e2a\u4e8b\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u901a\u8fc7\u7b80\u5355\u793a\u4f8b\u5b66\u4e60\u5361\u666e\u5170-\u6885\u8036\u6a21\u578b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u53ef\u4ee5\u5728\u73b0\u5b9e\u751f\u6d3b\u4e2d\u5e94\u7528\u7684\u7b80\u5355\u4f8b\u5b50\u3002 <strong>\u5ba2\u6237\u6d41\u5931\u5206\u6790<\/strong>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5047\u8bbe\u6709 10 \u4f4d\u5ba2\u6237\u6b63\u5728\u4f7f\u7528\u6211\u4eec\u7684\u670d\u52a1\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 Kaplan-Meier \u6a21\u578b\u6765\u5206\u6790\u5ba2\u6237\u6d41\u5931\u7684\u6982\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u5c06\u4f7f\u7528 R \u4ee3\u7801\u5c06\u8fd9\u4e00\u8fc7\u7a0b\u53ef\u89c6\u5316\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u52a0\u8f7d\u6240\u9700\u7684\u5e93\nlibrary(survival)\nlibrary(survminer)\n\n# \u521b\u5efa 10 \u4e2a\u5ba2\u6237\u7684\u6570\u636e\n# \u8bb0\u5f55\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u5e74\u4efd\u548c\u6d41\u5931\u7684\u5e74\u4efd\ndata &lt;- data.frame(\n    customer = 1:10\u3001\n    start_year = rep(2020, 10), # \u6240\u6709\u5ba2\u6237\u4ece 2020 \u5e74\u5f00\u59cb\u4f7f\u7528\u670d\u52a1\n    leave_year = c(2021, NA, 2022, NA, 2023, 2024, NA, NA, 2023, 2024) # \u5982\u679c\u4ed6\u4eec\u6ca1\u6709\u79bb\u5f00\uff0c\u5219\u4e3a NA\n)\n\n# \u8ba1\u7b97\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u65f6\u95f4\ndata$time_in_service &lt;- ifelse(is.na(data$leave_year), 2024 - data$start_year, data$leave_year - data$start_year)\n\n# \u4ee5 1 \u6216 0 \u663e\u793a\u5ba2\u6237\u662f\u5426\u79bb\u5f00\uff081\uff1a\u79bb\u5f00\uff0c0\uff1a\u4ecd\u5728\u4f7f\u7528\uff09\ndata$status &lt;- ifelse(is.na(data$leave_year), 0, 1)<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u8bf4\u660e\uff1a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u751f\u6210\u6570\u636e<\/strong>:\u4e3a 2020 \u5e74\u5f00\u59cb\u4f7f\u7528\u670d\u52a1\u7684 10 \u4f4d\u5ba2\u6237\u521b\u5efa\u6570\u636e\u3002\u4e00\u4e9b\u5ba2\u6237\u5728 2021 \u5e74\u5f00\u59cb\u6d41\u5931\uff0c\u800c\u53e6\u4e00\u4e9b\u5ba2\u6237\u4ecd\u5728\u4f7f\u7528\u670d\u52a1\u3002<\/li>\n\n\n\n<li><strong>\u8ba1\u7b97\u6d41\u5931\u671f<\/strong>\u8ba1\u7b97\u6bcf\u4f4d\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u5e74\u9650\u3002\u672a\u6d41\u5931\u7684\u5ba2\u6237\u88ab\u89c6\u4e3a\u4f7f\u7528\u670d\u52a1\u81f3 2024 \u5e74\u3002<\/li>\n\n\n\n<li><strong>\u53cd\u5f39\u4e0e\u5426<\/strong>\u663e\u793a\u5ba2\u6237\u662f\u5426\u6d41\u5931\uff0c1\uff08\u5df2\u6d41\u5931\uff09\u548c 0\uff08\u4ecd\u5728\u4f7f\u7528\uff09\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u53ef\u89c6\u5316 Kaplan-Meier \u751f\u5b58\u66f2\u7ebf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u6839\u636e\u6570\u636e\u7ed8\u5236\u4e00\u6761 Kaplan-Meier \u751f\u5b58\u66f2\u7ebf\u3002\u8ba9\u6211\u4eec\u7ed8\u5236\u4e00\u6761\u66f2\u7ebf\uff0c\u76f4\u89c2\u5730\u8868\u793a\u5ba2\u6237\u4f7f\u7528\u6211\u4eec\u670d\u52a1\u7684\u65f6\u95f4\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5e94\u7528 # Kaplan-Meier \u751f\u5b58\u6a21\u578b\nfit &lt;- survfit(Surv(time_in_service, status) ~ 1, data = data)\n\n\u53ef\u89c6\u5316 # \u751f\u5b58\u66f2\u7ebf\uff08\u660e\u786e\u4f20\u9012\u6570\u636e\uff09\nggsurvplot(fit\u3001\n           data = data, # \u5c06\u6570\u636e\u4f20\u7ed9 ggsurvplot\n           conf.int = TRUE, # \u663e\u793a\u7f6e\u4fe1\u533a\u95f4\n           xlab = &quot;\u4f7f\u7528\u670d\u52a1\u7684\u65f6\u95f4\u957f\u5ea6\uff08\u5e74\uff09&quot;\uff0c# x \u8f74\u6807\u7b7e\n           ylab = &quot;\u4f7f\u7528\u670d\u52a1\u7684\u5ba2\u6237\u767e\u5206\u6bd4&quot;\uff0c# y \u8f74\u6807\u7b7e\n           title = &quot;\u4f7f\u7528\u670d\u52a1\u7684\u5ba2\u6237\u751f\u5b58\u66f2\u7ebf&quot;, # \u56fe\u8868\u6807\u9898\n           palette = &quot;\u84dd\u8272&quot;, # \u56fe\u8868\u989c\u8272\n           risk.table = TRUE, # \u4e3a\u6bcf\u5e74\u6dfb\u52a0\u98ce\u9669\u8868\n           ggtheme = theme_minimal()) # \u5e94\u7528\u6700\u5c0f\u4e3b\u9898<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u8bf4\u660e\uff1a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5e94\u7528\u5361\u666e\u5170-\u6885\u8036\u6a21\u578b<\/strong>\u5ba2\u6237\u6d41\u5931\uff1a\u5bf9\u5ba2\u6237\u6570\u636e\u5e94\u7528 Kaplan-Meier \u751f\u5b58\u6a21\u578b\uff0c\u8ba1\u7b97\u5ba2\u6237\u6d41\u5931\u7684\u6982\u7387\u3002<\/li>\n\n\n\n<li><strong>\u53ef\u89c6\u5316\u751f\u5b58\u66f2\u7ebf<\/strong>: <code>ggsurvplot<\/code> \u6839\u636e\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u65f6\u95f4\uff0c\u4f7f\u7528\u51fd\u6570\u7ed8\u5236\u5ba2\u6237\u751f\u5b58\u66f2\u7ebf\u3002 <code>conf.int = TRUE<\/code>\u8868\u793a\u7f6e\u4fe1\u533a\u95f4\uff0c\u4ee5\u589e\u52a0\u5bf9\u7ed3\u679c\u7684\u7f6e\u4fe1\u5ea6\u3002<\/li>\n\n\n\n<li><strong>\u6dfb\u52a0\u98ce\u9669\u8868<\/strong>\u6ce8\uff1a\u5728\u56fe\u8868\u4e0b\u65b9\u6dfb\u52a0\u4e00\u4e2a\u8868\u683c\uff0c\u663e\u793a\u6bcf\u5e74\u4f7f\u7528\u8be5\u670d\u52a1\u7684\u5ba2\u6237\u6570\u91cf\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u8bfb\u53ef\u89c6\u5316\u7ed3\u679c<\/h2>\n\n\n<style>.kb-image3005_40e803-c7 .kb-image-has-overlay:after{opacity:0.3;border-top-left-radius:5px;border-top-right-radius:5px;border-bottom-right-radius:5px;border-bottom-left-radius:5px;}.kb-image3005_40e803-c7 img.kb-img, .kb-image3005_40e803-c7 .kb-img img{border-top-left-radius:5px;border-top-right-radius:5px;border-bottom-right-radius:5px;border-bottom-left-radius:5px;box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}<\/style>\n<div class=\"wp-block-kadence-image kb-image3005_40e803-c7\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"1200\" height=\"613\" src=\"https:\/\/secondlife.lol\/wp-content\/uploads\/2024\/10\/image-1-26.jpg\" alt=\"Kaplan-Meier \uc0dd\uc874 \ubd84\uc11d \uc2dc\uac01\ud654\" class=\"kb-img wp-image-3006\" srcset=\"https:\/\/secondlife.lol\/wp-content\/uploads\/2024\/10\/image-1-26.jpg 1200w, https:\/\/secondlife.lol\/wp-content\/uploads\/2024\/10\/image-1-26-300x153.jpg 300w, https:\/\/secondlife.lol\/wp-content\/uploads\/2024\/10\/image-1-26-600x307.jpg 600w, https:\/\/secondlife.lol\/wp-content\/uploads\/2024\/10\/image-1-26-768x392.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u751f\u5b58\u66f2\u7ebf\u6982\u8ff0<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8be5\u56fe\u663e\u793a\u4e86\u4f7f\u7528\u60a8\u670d\u52a1\u7684\u5ba2\u6237\u7684\u751f\u5b58\u66f2\u7ebf\u3002<\/li>\n\n\n\n<li><strong>x \u8f74<\/strong>\u8868\u793a\u670d\u52a1\u5e74\u9650\uff0c\u5355\u4f4d\u4e3a\u5e74\u3001 <strong>y \u8f74<\/strong>\u8868\u793a\u4ecd\u5728\u4f7f\u7528\u8be5\u670d\u52a1\u7684\u5ba2\u6237\u767e\u5206\u6bd4\u3002<\/li>\n\n\n\n<li>\u6700\u521d\uff0c\u6240\u6709\u5ba2\u6237\uff08100%\uff09\u90fd\u5728\u4f7f\u7528\u670d\u52a1\uff0c\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0c\u5ba2\u6237\u6d41\u5931\uff0c\u751f\u5b58\u66f2\u7ebf\u9010\u6e10\u4e0b\u964d\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u66f2\u7ebf\u4e0a\u7684\u5173\u952e\u70b9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8be5\u56fe\u662f\u4e00\u4e2a <strong>0 \u5e74<\/strong>\u5e76\u521d\u6b65\u663e\u793a\u6240\u6709\u5ba2\u6237\uff0810\uff09\u90fd\u5728\u4f7f\u7528\u8be5\u670d\u52a1\u3002<\/li>\n\n\n\n<li><strong>1 \u5e74<\/strong>\u5e76\u51fa\u73b0\u7b2c\u4e00\u6b21\u6d41\u5931\uff0c\u6b64\u65f6\u5b58\u6d3b\u7387\u66f2\u7ebf\u4f1a\u4ece 100% \u53d8\u4e3a\u5927\u7ea6 <strong>90%<\/strong>\u5230\u5e95\u90e8\u3002<\/li>\n\n\n\n<li><strong>2 \u5e74<\/strong>\u7136\u540e\u4f1a\u518d\u6b21\u51fa\u73b0\u6d41\u5931\uff0c\u5bfc\u81f4\u751f\u5b58\u66f2\u7ebf\u4e0b\u964d\u5230 <strong>\u7ea6 80%<\/strong>\u5230\u5e95\u90e8\u3002<\/li>\n\n\n\n<li><strong>3 \u5e74<\/strong> \u6b64\u540e\uff0c\u5b58\u6d3b\u7387\u66f2\u7ebf\u53c8\u5f00\u59cb\u56de\u843d\u3001 <strong>60%<\/strong>\u7684\u5ba2\u6237\u4fdd\u7559\u5e76\u7ee7\u7eed\u4f7f\u7528\u8be5\u670d\u52a1\u3002<\/li>\n\n\n\n<li><strong>4 \u5e74<\/strong> \u6b64\u65f6\uff0c\u5b58\u6d3b\u7387\u66f2\u7ebf\u8fdb\u4e00\u6b65\u4e0b\u964d\uff0c\u6700\u540e\u5b9a\u683c\u5728\u5927\u7ea6 <strong>50%<\/strong>\u662f\u552f\u4e00\u7684\u5ba2\u6237\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u7f6e\u4fe1\u533a\u95f4\uff08\u7070\u8272\u9634\u5f71\uff09<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u84dd\u8272\u751f\u5b58\u66f2\u7ebf\u5468\u56f4 <strong>\u7070\u8272\u8c03<\/strong>\u662f <strong>\u7f6e\u4fe1\u533a\u95f4<\/strong>\u4e3a<\/li>\n\n\n\n<li>\u8fd9\u663e\u793a\u4e86\u5404\u70b9\u5b58\u6d3b\u6982\u7387\u7684\u7f6e\u4fe1\u5ea6\uff0c\u9634\u5f71\u8d8a\u5bbd\u8868\u793a\u9884\u6d4b\u7684\u4e0d\u786e\u5b9a\u6027\u8d8a\u5927\u3002<\/li>\n\n\n\n<li>\u5b58\u6d3b\u7387\u66f2\u7ebf\u6bcf\u5411\u4e0b\u503e\u659c\u4e00\u6b21\uff0c\u7f6e\u4fe1\u533a\u95f4\u5c31\u4f1a\u6269\u5927\u4e00\u6b21\uff0c\u4ece\u800c\u589e\u52a0\u4e86\u9884\u6d4b\u7684\u4e0d\u786e\u5b9a\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4 \u98ce\u9669\u4eba\u6570\u8868<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u56fe\u8868\u5e95\u90e8\u6709\u4e00\u4e2a\u540d\u4e3a \"\u98ce\u9669\u4eba\u6570 \"\u7684\u8868\u683c\u3002<\/li>\n\n\n\n<li>\u8be5\u8868\u663e\u793a\u4e86\u6bcf\u5e74\u4ecd\u5728\u4f7f\u7528\u8be5\u670d\u52a1\u7684\u7528\u6237\u6570\u91cf\u3002<\/li>\n\n\n\n<li><strong>0 \u5e74<\/strong> \u76ee\u524d\uff0c\u6240\u6709 10 \u4f4d\u5ba2\u6237\u90fd\u5728\u4f7f\u7528\u8fd9\u9879\u670d\u52a1\u3002<\/li>\n\n\n\n<li><strong>1 \u5e74<\/strong> \u4e4b\u540e\uff0c\u8fd8\u5269\u4e0b 9 \u4f4d\u987e\u5ba2\u3001 <strong>2 \u5e74<\/strong> \u540e\u6765\u662f 8 \u4eba\u3001 <strong>3 \u5e74<\/strong> \u540e\u6765\uff0c\u6709\u516d\u4e2a\u4eba\u4ecd\u5728\u4f7f\u7528\u8fd9\u9879\u670d\u52a1\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5.\u89e3\u8bfb\u66f2\u7ebf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b58\u6d3b\u7387\u66f2\u7ebf\u4e0b\u964d<\/strong>\u66f2\u7ebf\u5411\u4e0b\u503e\u659c\u7684\u90e8\u5206\u8868\u793a\u5ba2\u6237\u653e\u5f03\u4e86\u670d\u52a1\u3002\u670d\u52a1\u4f7f\u7528\u65f6\u95f4\u8d8a\u957f\uff0c\u5ba2\u6237\u6d41\u5931\u8d8a\u591a\uff0c\u5b58\u6d3b\u7387\u66f2\u7ebf\u9010\u6e10\u4e0b\u964d\u3002<\/li>\n\n\n\n<li><strong>\u6700\u540e\u5b58\u6d3b\u7387<\/strong>\u7528\u6237\u6570\u91cf\uff1a\u56db\u5e74\u540e\uff0c\u6709\u4e00\u534a\uff0850%\uff09\u7528\u6237\u4ecd\u5728\u4f7f\u7528\u8be5\u670d\u52a1\uff0c\u8fd9\u610f\u5473\u7740\u5176\u4ed6 50% \u7528\u6237\u5df2\u79bb\u5f00\u8be5\u670d\u52a1\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u56fe\u4f7f\u7528 Kaplan-Meier \u751f\u5b58\u5206\u6790\u6cd5\u76f4\u89c2\u5730\u663e\u793a\u4e86\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u65f6\u95f4\u4ee5\u53ca\u4ed6\u4eec\u7684\u6d41\u5931\u8d8b\u52bf\u3002\u60a8\u53ef\u4ee5\u6e05\u695a\u5730\u4e86\u89e3\u968f\u7740\u65f6\u95f4\u63a8\u79fb\u5ba2\u6237\u6d41\u5931\u7684\u767e\u5206\u6bd4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u603b\u7ed3\uff1aKaplan-Meier \u6a21\u578b R \u5206\u6790\u4e0d\u518d\u56f0\u96be\uff01<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u5929\uff0c\u6211\u4eec\u63ed\u5f00\u4e86 Kaplan-Meier \u751f\u5b58\u5206\u6790\u6a21\u578b\u7684\u795e\u79d8\u9762\u7eb1\uff0c\u751a\u81f3\u8fd8\u4f7f\u7528 R \u5c06\u5176\u53ef\u89c6\u5316\u3002\u8fd9\u4e2a\u6a21\u578b\u8d77\u521d\u53ef\u80fd\u770b\u8d77\u6765\u5f88\u5413\u4eba\uff0c\u4f46\u4e00\u65e6\u5c06\u5176\u5e94\u7528\u5230\u5ba2\u6237\u6d41\u5931\u5206\u6790\u7b49\u5b9e\u9645\u6848\u4f8b\u4e2d\uff0c\u5c31\u4f1a\u53d8\u5f97\u66f4\u5bb9\u6613\u7406\u89e3\u3002\u5e0c\u671b\u60a8\u4eca\u540e\u80fd\u5c06\u6b64\u6a21\u578b\u7528\u4e8e\u5404\u79cd\u6570\u636e\u5206\u6790\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u6b21\u6027\u590d\u5236\u4e0b\u9762\u7684\u5168\u90e8\u4ee3\u7801\uff0c\u5e76\u6dfb\u52a0 <a href=\"https:\/\/secondlife.lol\/zh\/r-rstudio-install\/\" data-type=\"post\" data-id=\"454\">RStudio<\/a>\u5982\u679c\u60a8\u60f3\u4e86\u89e3 Kaplan-Meier \u6a21\u578b\u5728\u73b0\u5b9e\u4e16\u754c\u4e2d\u7684\u5e94\u7528\uff0c\u8bf7\u67e5\u770b <a href=\"https:\/\/secondlife.lol\/zh\/black-and-white-chef-michelin-curse-r-analysis\/\" data-type=\"post\" data-id=\"2995\">\u9ed1\u767d\u53a8\u5e08\u4e5f\u96be\u9003\u7684\u7c73\u5176\u6797\u9b54\u5492\uff1a\u300aR\u300b\u5206\u6790\u7684\u6545\u4e8b<\/a> \u5e0c\u671b\u60a8\u80fd\u56de\u987e\u4e00\u4e0b\u8fd9\u7bc7\u6587\u7ae0\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">#F \u5b8c\u6574 R \u4ee3\u7801<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># \u52a0\u8f7d\u6240\u9700\u7684\u5e93\nlibrary(survival)\nlibrary(survminer)\n\n# \u521b\u5efa 10 \u4e2a\u5ba2\u6237\u7684\u6570\u636e\n# \u8bb0\u5f55\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u5e74\u4efd\u548c\u6d41\u5931\u7684\u5e74\u4efd\ndata &lt;- data.frame(\n    customer = 1:10\u3001\n    start_year = rep(2020, 10), # \u6240\u6709\u5ba2\u6237\u4ece 2020 \u5e74\u5f00\u59cb\u4f7f\u7528\u670d\u52a1\n    leave_year = c(2021, NA, 2022, NA, 2023, 2024, NA, NA, 2023, 2024) # \u5982\u679c\u4ed6\u4eec\u6ca1\u6709\u79bb\u5f00\uff0c\u5219\u4e3a NA\n)\n\n# \u8ba1\u7b97\u5ba2\u6237\u4f7f\u7528\u670d\u52a1\u7684\u65f6\u95f4\ndata$time_in_service &lt;- ifelse(is.na(data$leave_year), 2024 - data$start_year, data$leave_year - data$start_year)\n\n# \u4ee5 1 \u6216 0 \u663e\u793a\u5ba2\u6237\u662f\u5426\u79bb\u5f00\uff081\uff1a\u79bb\u5f00\uff0c0\uff1a\u4ecd\u5728\u4f7f\u7528\uff09\ndata$status &lt;- ifelse(is.na(data$leave_year), 0, 1)\n\n\u5e94\u7528 # Kaplan-Meier \u751f\u5b58\u6a21\u578b\nfit &lt;- survfit(Surv(time_in_service, status) ~ 1, data = data)\n\n\u53ef\u89c6\u5316 # \u751f\u5b58\u66f2\u7ebf\uff08\u660e\u786e\u4f20\u9012\u6570\u636e\uff09\nggsurvplot(fit\u3001\n           data = data, # \u5c06\u6570\u636e\u4f20\u7ed9 ggsurvplot\n           conf.int = TRUE, # \u663e\u793a\u7f6e\u4fe1\u533a\u95f4\n           xlab = &quot;\u4f7f\u7528\u670d\u52a1\u7684\u65f6\u95f4\u957f\u5ea6\uff08\u5e74\uff09&quot;\uff0c# x \u8f74\u6807\u7b7e\n           ylab = &quot;\u4f7f\u7528\u670d\u52a1\u7684\u5ba2\u6237\u767e\u5206\u6bd4&quot;\uff0c# y \u8f74\u6807\u7b7e\n           title = &quot;\u4f7f\u7528\u670d\u52a1\u7684\u5ba2\u6237\u751f\u5b58\u66f2\u7ebf&quot;, # \u56fe\u8868\u6807\u9898\n           palette = &quot;\u84dd\u8272&quot;, # \u56fe\u8868\u989c\u8272\n           risk.table = TRUE, # \u4e3a\u6bcf\u5e74\u6dfb\u52a0\u98ce\u9669\u8868\n           ggtheme = theme_minimal()) # \u5e94\u7528\u6700\u5c0f\u4e3b\u9898\n<\/code><\/pre>","protected":false},"excerpt":{"rendered":"<p>\u60a8\u542c\u8bf4\u8fc7\u751f\u5b58\u5206\u6790\u5417\uff1f \u5f53\u60a8\u7b2c\u4e00\u6b21\u542c\u5230\u5b83\u65f6\uff0c\u5b83\u53ef\u80fd\u4f1a\u8ba9\u60a8\u671b\u800c\u751f\u754f...<\/p>","protected":false},"author":3,"featured_media":3009,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[6],"tags":[384,300,385,177,382],"class_list":["post-3005","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-r-coding","tag-kaplan-meier-","tag-r-","tag-385","tag-177","tag-382"],"taxonomy_info":{"category":[{"value":6,"label":"\uc54c(R)"}],"post_tag":[{"value":384,"label":"Kaplan-Meier 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