Predictors and moderators of treatment outcomes in phase-based treatment and trauma-focused treatments in patients with childhood abuse-related post-traumatic stress disorder.

"Disclosure statement Ad de Jongh receives income for published books on EMDR therapy and for the training of postdoctoral professionals in this method. Mariel Meewisse and Sietske van Haren receive income for the training of postdoctoral professionals in EMDR and Cognitive Behavioral Therapy. There is no conflict of interest in the present study for any of the other authors."

"The present study used data from the TOPRON study, a randomized controlled trial designed to determine whether a phase-based approach (STAIR followed by EMDR; n = 57) would be more effective than an immediate trauma-focused approach (EMDR only; n = 64) in people with childhood trauma-related PTSD (Van Vliet et al., ). The design paper of this study (Van Vliet et al., ) is available at https://doi.org/10.1186/s13063-018-2508-8. The study design was registered in NTR5991 and approved by the medical ethics committee Twente NL 56641.044.16 CCMO. The study design was registered in The Dutch trial register (https://www.trialregister.nl/trialreg/admin/rctview.asp?TC = 5991) NTR5991 and was approved by the medical ethics committee of Twente NL 56641.044.16 CCMO."