Baseline characteristics and statistical power in randomized controlled trials: Selection, prognostic targeting, or covariate adjustment?

IMPACT Study Grp, Bob Roozenbeek, Andrew I. R. Maas, Hester F. Lingsma, Isabella Butcher, Juan Lu, Anthony Marmarou, Gillian McHugh, James Weir, Gordon D. Murray, Ewout W. Steyerberg