Predictors, Outcomes, and Statistical Solutions of Missing Cases in Web-Based Psychotherapy: Methodological Replication and Elaboration Study.
Eyal KarinMonique Frances CraneBlake Farran DearOlav NielssenGillian Ziona HellerRony KayrouzNickolai TitovPublished in: JMIR mental health (2021)
The treatment outcomes of the cases that were missing at posttreatment were distinct from those of the remaining observed sample. Thus, overlooking the features of missing cases is likely to result in an inaccurate estimate of the effect of treatment.