Scaling up the evaluation of psychotherapy: evaluating motivational interviewing fidelity via statistical text classification.

ABSTRACT:

Background

Behavioral interventions such as psychotherapy are leading, evidence-based practices for a variety of problems (e.g., substance abuse), but the evaluation of provider fidelity to behavioral interventions is limited by the need for human judgment. The current study evaluated the accuracy of statistical text classification in replicating human-based judgments of provider fidelity in one specific psychotherapy--motivational interviewing (MI).

Method

Participants (n = 148) came from five previously conducted randomized trials and were either primary care patients at a safety-net hospital or university students. To be eligible for the original studies, participants met criteria for either problematic drug or alcohol use. All participants received a type of brief motiva

SUBMITTER: Atkins DC 

PROVIDER: S-EPMC4026152 | biostudies-literature | 2014 Apr

REPOSITORIES: biostudies-literature