Temporal pathways of change in two randomized controlled trials for depression and harmful drinking in Goa, India.

Journal: Psychological medicine

Volume: 50

Issue: 1

Year of Publication: 2020

Affiliated Institutions:  Department of Psychiatry, University of Toronto and Sinai Health System, Toronto, Canada. Department of Psychology, Vanderbilt University, Nashville, Tennessee, USA. Department of Psychology, University of Bath, Bath, UK. Sangath, Alto Porvorim, Goa, India. Department of Psychiatry, Warneford Hospital, Oxford, UK. Department of Health Sciences, University of York, York, UK. Department of Psychology and Neuroscience, University of Colorado Boulder, Boulder, Colorado, USA.

Abstract summary 

The current study explored the temporal pathways of change within two treatments, the Healthy Activity Program (HAP) for depression and the Counselling for Alcohol Problems (CAP) Program for harmful drinking.The study took place in the context of two parallel randomized controlled trials in Goa, India. N = 50 random participants who met a priori criteria were selected from each treatment trial and examined for potential direct and mediational pathways. In HAP, we examined the predictive roles of therapy quality and patient-reported activation, assessing whether activation mediated the effects of therapy quality on depression (Patient Health Questionnaire-9) outcomes. In CAP, we examined the predictive roles of therapy quality and patient change- and counter-change-talk, assessing whether change- or counter-change-talk mediated the effects of therapy quality on daily alcohol consumption.In HAP, therapy quality (both general and treatment-specific skills) was associated with patient activation; patient activation but not therapy quality significantly predicted depression outcomes, and patient activation mediated the effects of higher general skills on subsequent clinical outcomes [a × b = -2.555, 95% confidence interval (CI) -5.811 to -0.142]. In CAP, higher treatment-specific skills, but not general skills, were directly associated with drinking outcomes, and reduced levels of counter-change talk both independently predicted, and mediated the effects of higher general skills on, reduced alcohol consumption (a × b = -24.515, 95% CI -41.190 to -11.060). Change talk did not predict alcohol consumption and was not correlated with counter-change talk.These findings suggest that therapy quality in early sessions operated through increased patient activation and reduced counter-change talk to reduce depression and harmful drinking respectively.

Authors & Co-authors:  Singla Daisy R DR Hollon Steven D SD Velleman Richard R Weobong Benedict B Nadkarni Abhijit A Fairburn Christopher G CG Bhat Bhargav B Gurav Mahesh M Anand Arpita A McCambridge Jim J Dimidjian Sona S Patel Vikram V

Study Outcome 

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Citations :  Ackerman SJ and Hillsenroth MJ (2003) A review of therapist characteristics and techniques positively impacting the therapeutic alliance. Clinical Psychology Review 23, 1–33.
Authors :  12
Identifiers
Doi : 10.1017/S0033291718003963
SSN : 1469-8978
Study Population
Male,Female
Mesh Terms
Adult
Other Terms
Alcohol use disorders;behavioral activation;counter-change talk;depression;implementation science;mediation;motivational interviewing;process research;psychological treatments
Study Design
Randomized Control Trial,Cross Sectional Study
Study Approach
Country of Study
Publication Country
England