Randomized Controlled Trials With Time-to-Event Outcomes: How Much Does Prespecified Covariate Adjustment Increase Power?

2006 ◽  
Vol 16 (1) ◽  
pp. 41-48 ◽  
Author(s):  
Adrián V. Hernández ◽  
Marinus J.C. Eijkemans ◽  
Ewout W. Steyerberg
2015 ◽  
Vol 68 (9) ◽  
pp. 1068-1075 ◽  
Author(s):  
Douglas D. Thompson ◽  
Hester F. Lingsma ◽  
William N. Whiteley ◽  
Gordon D. Murray ◽  
Ewout W. Steyerberg

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