Correlation structure in hierarchical linear modeling: An illustration with the therapeutic alliance.

This study highlights how the misspecification of a statistical model, namely, not considering a time-dependent correlation structure of the response variable, may lead to misleading findings in HLM studies. This is particularly relevant in process-outcome research, such as studies analyzing the impact of therapeutic alliance on clinical outcomes. PMID: 31111531 [PubMed - as supplied by publisher]
Source: Clinical Psychology and Psychotherapy - Category: Psychiatry Tags: Clin Psychol Psychother Source Type: research