Reappraising medfly longevity: A quantile regression survival analysis

被引:171
作者
Koenker, R [1 ]
Geling, O
机构
[1] Univ Illinois, Dept Econ, Champaign, IL 61820 USA
[2] Univ Illinois, Dept Stat, Champaign, IL 61820 USA
关键词
experimental demography; Lehmann treatment effect; mortality rates; quantile regression; survival analysis; transformation model;
D O I
10.1198/016214501753168172
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
In this article we explore the usefulness of a quantile regression formulation of reanalyzing a large experimental study that monitored age-specific mortality in a sample of roughly 1.2 million Mediterranean fruit flies. The quantile regression approach appears useful in refining several of the conclusions drawn from the original study including the apparent decline in mortality rates at advanced ages, and the gender crossover effect in survival functions for medflies.
引用
收藏
页码:458 / 468
页数:11
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