Examining therapist effects in the alliance-outcome relationship: A multilevel meta-analysis.
A C Del ReChristoph FlückigerAdam O HorvathBruce E WampoldPublished in: Journal of consulting and clinical psychology (2021)
Replicating and extending previous research, this study supported the significance of therapists' impact in the alliance-outcome relationship. These results remained significant even when, using three-level metaregressions, several potential covariates were simultaneously controlled. (PsycInfo Database Record (c) 2021 APA, all rights reserved).