THE EFFECT OF GROUPING ON THE POWER OF THE MANTEL-HAENSZEL TEST FOR THE COMPARISON OF SURVIVAL RATES

被引：13
|
作者：
BERGER, A [1 ]
WALLENSTEIN, S [1 ]
机构：
[1] CUNY MT SINAI SCH MED, DEPT BIOMATH, NEW YORK, NY 10029 USA
来源：
STATISTICS & PROBABILITY LETTERS | 1993年 / 16卷 / 01期
关键词：
POOLING; ASYMPTOTIC EFFICIENCY; C-ALPHA TEST; FOLLOW-UP STUDIES; LAG MODEL;
D O I：
10.1016/0167-7152(93)90116-Z
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：
A criterion is found which determines, for a simple case, whether pooling observations increases or decreases the asymptotic efficiency of the Mantel-Haenszel test for treatment effect, in uncensored long term comparative trials in discrete time, under arbitrary one sided alternatives.
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页码：19 / 25
页数：7
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