ON THE BARTLETT ADJUSTMENT FOR THE PARTIAL LIKELIHOOD RATIO TEST IN THE COX REGRESSION-MODEL

被引:0
作者
GU, MG [1 ]
ZHENG, ZK [1 ]
机构
[1] FUDAN UNIV,DEPT STAT & OPERAT RES,SHANGHAI 200433,PEOPLES R CHINA
关键词
ADJUSTMENT; ASYMPTOTIC EXPANSION; PARTIAL LIKELIHOOD; COX REGRESSION MODEL; SURVIVAL DATA;
D O I
暂无
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
The Bartlett adjustment for the partial likelihood ratio test in Cox regression model is established under one-dimensional parameter. If the baseline hazard is unspecified, the adjustment factor can be estimated from the data. The procedure give more accurate probability than the normal approximation to the log-rank test.
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页码:543 / 555
页数:13
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