Piecewise Comparison of Survival Functions in Stratified Proportional Hazards Models

Dorte Kronborg, Peter Aaby

Research output: Contribution to journalJournal articleResearchpeer-review

Abstract

A numerical test of identity of hazards in Cox's regression model in the case when the observations have been stratified according to some covariate (possibly time-dependent) and the regression coefficient is common to all strata is proposed. The test is applied to analysis of the effect of early exposure to measles.
Original languageEnglish
JournalBiometrics
Volume46
Issue number2
Pages (from-to)375-380
ISSN0006-341X
DOIs
Publication statusPublished - 1990

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