Combined test versus logrank/Cox test in 50 randomised trials
Abstract Background The logrank test and the Cox proportional hazards model are routinely applied in the design and analysis of randomised controlled trials (RCTs) with time-to-event outcomes. Usually, sample size and power calculations assume proportional hazards (PH) of the treatment effect, i.e....
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2019-03-01
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Series: | Trials |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s13063-019-3251-5 |