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10.1016/j.jclinepi.2006.01.014 · 2006
Missing covariate data in clinical research: when and when not to use the missing-indicator method for analysis
10.1503/cmaj.110977 · 2012
Chronic low-back pain: What does cognitive coping skills training add to operant behavioral treatment? Results of a randomized clinical trial
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Imputation of missing covariate in randomized controlled trials with a continuous outcome: scoping review and new results
10.1002/pst.2041 · 2020
Imputation of missing covariates in randomized con- trolled trials with continuous outcomes: simple, unbiased and efficient methods
10.1080/10543406.2021.2011898 · 2022
Dealing with missing observations in the outcome and covariates in randomized controlled trials
10.1080/00949655.2023.2291533 · 2023
Unresolved referenced work
2019
Covariate adjustment increases statistical power in randomized controlled trials
10.1016/j.jclinepi.2010.05.003 · 2010
Missing data: Our view of the state of the art
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