Sustained effectiveness and cost-effectiveness of Counselling for Alcohol Problems, a brief psychological treatment for harmful drinking in men, delivered by lay counsellors in primary care: 12-month follow-up of a randomised controlled trial

1. World Health Organization. Global status report on alcohol and health. Geneva: World Health Organization; 2014.

2. Whiteford HA, Degenhardt L, Rehm J, Baxter AJ, Ferrari AJ, Erskine HE, et al. Global burden of disease attributable to mental and substance use disorders: findings from the Global Burden of Disease Study 2010. Lancet. 2013;382(9904):1575–86. doi: 10.1016/S0140-6736(13)61611-6 23993280

3. Lim SS, Vos T, Flaxman AD, Danaei G, Shibuya K, Adair-Rohani H, et al. A comparative risk assessment of burden of disease and injury attributable to 67 risk factors and risk factor clusters in 21 regions, 1990–2010: a systematic analysis for the Global Burden of Disease Study 2010. Lancet. 2013;380(9859):2224–60.

4. Prasad R. Alcohol use on the rise in India. Lancet. 2009;373(9657):17–8. 19125444

5. Murthy P, Manjunatha N, Subodh B, Chand P, Benegal V. Substance use and addiction research in India. Indian J Psychiatry. 2010;52(7):189–99.

6. Allen J, Anton R, Babor T, Carbonari J, Carroll K, Connors G, et al. Matching alcoholism treatments to client heterogeneity. Alcohol Clin Exp Res. 1998; 22(6):1300–11. 9756046

7. Moyer A, Finney JW, Swearingen CE, Vergun P. Brief interventions for alcohol problems: a meta‐analytic review of controlled investigations in treatment‐seeking and non‐treatment‐seeking populations. Addiction. 2002;97(3):279–92. 11964101

8. Patel V, Chisholm D, Parikh R, Charlson FJ, Degenhardt L, Dua T, et al. Addressing the burden of mental, neurological, and substance use disorders: key messages from Disease Control Priorities. Lancet. 2016;387(10028):1672–85. doi: 10.1016/S0140-6736(15)00390-6 26454360

9. Gururaj G, Varghese M, Benegal V, Rao GN, Pathak K, Singh LK, et al. National Mental Health Survey of India, 2015–16: summary. Bengaluru: National Institute of Mental Health and Neurosciences; 2016.

10. Weobong B, Weiss HA, McDaid D, Singla DR, Hollon SD, Nadkarni A, et al. Sustained effectiveness and cost-effectiveness of the Healthy Activity Programme, a brief psychological treatment for depression delivered by lay counsellors in primary care: 12-month follow-up of a randomised controlled trial. PLoS Med. 2017;14(9):e1002385. doi: 10.1371/journal.pmed.1002385

11. Vellakkal S, Patel V. Designing psychological treatments for scalability: the PREMIUM approach. PLoS ONE. 2015;10(7):e0134189. doi: 10.1371/journal.pone.0134189 26225853

12. Nadkarni A, Velleman R, Dabholkar H, Shinde S, Bhat B, McCambridge J, et al. The systematic development and pilot randomized evaluation of counselling for alcohol problems, a lay counselor-delivered psychological treatment for harmful drinking in primary care in India: the PREMIUM study. Alcohol Clin Exp Res. 2015;39(3):522–31. doi: 10.1111/acer.12653 25704494

13. Chowdhary N, Anand A, Dimidjian S, Shinde S, Weobong B, Balaji M, et al. The Healthy Activity Program lay counsellor delivered treatment for severe depression in India: systematic development and randomised evaluation. Br J Psychiatry. 2016;208(4):381–8. doi: 10.1192/bjp.bp.114.161075 26494875

14. Nadkarni A, Weobong B, Weiss HA, McCambridge J, Bhat B, Katti B, et al. Counselling for Alcohol Problems (CAP), a lay counsellor-delivered brief psychological treatment for harmful drinking in men, in primary care in India: a randomised controlled trial. Lancet. 2017;389:186–95. doi: 10.1016/S0140-6736(16)31590-2 27988144

15. Patel V, Weobong B, Nadkarni A, Weiss H, Anand A, Naik S, et al. The effectiveness and cost-effectiveness of lay counsellor-delivered psychological treatments for harmful and dependent drinking and moderate to severe depression in primary care in India: PREMIUM study protocol for randomized controlled trials. Trials. 2014;15(1):101.

16. Saunders JB, Aasland OG, Babor TF, De La Fuente JR, Grant M. Development of the Alcohol Use Disorders Identification Test (AUDIT): WHO Collaborative Project on Early Detection of Persons with Harmful Alcohol Consumption-II. Addiction. 1993;88(6):791–804. 8329970

17. Pal HR, Jena R, Yadav D. Validation of the Alcohol Use Disorders Identification Test (AUDIT) in urban community outreach and de-addiction center samples in north India. J Stud Alcohol. 2004;65(6):794–800. 15700518

18. Schulz KF, Grimes DA. Allocation concealment in randomised trials: defending against deciphering. Lancet. 2002;359(9306):614–8. doi: 10.1016/S0140-6736(02)07750-4 11867132

19. Chisholm D, Knapp MRJ, Knudsen HC, Amaddeo F, Gaite L, Van Wijngaarden B. Client Socio-Demographic and Service Receipt Inventory-European Version: development of an instrument for international research. Br J Psychiatry. 2000;177(39):s28–33.

20. MacKinnon DP, Lockwood CM, Brown CH, Wang W, Hoffman JM. The intermediate endpoint effect in logistic and probit regression. Clin Trials. 2007; 4(5):499–513. doi: 10.1177/1740774507083434 17942466

21. World Health Organization. mhGAP intervention guide for mental, neurological and substance use disorders in non-specialized health settings. Geneva: World Health Organization; 2010.

22. Miller WR, Rollnick S. Motivational interviewing: helping people change. 3rd edition. New York: Guilford Press; 2012.

23. Singla DR, Weobong B, Nadkarni A, Chowdhary N, Shinde S, Anand A, et al. Improving the scalability of psychological treatments in developing countries: an evaluation of peer-led therapy quality assessment in Goa, India. Behaviour Res Ther. 2014;60:53–9.

24. Yau KK, Wang K, Lee AH. Zero‐inflated negative binomial mixed regression modeling of over‐dispersed count data with extra zeros. Biom J. 2003;45(4):437–52.

25. Localio AR, Margolis DJ, Berlin JA. Relative risks and confidence intervals were easily computed indirectly from multivariable logistic regression. J Clin Epidemiol. 2007;60(9):874–82. doi: 10.1016/j.jclinepi.2006.12.001 17689803

26. MacKinnon DP, Fairchild AJ, Fritz MS. Mediation analysis. Annu Rev Psychol. 2007;58:593–614. doi: 10.1146/annurev.psych.58.110405.085542 16968208

27. Buttorff C, Hock RS, Weiss HA, Naik S, Araya R, Kirkwood BR, et al. Economic evaluation of a task-shifting intervention for common mental disorders in India. Bull World Health Organ. 2012;90(11):813–21. doi: 10.2471/BLT.12.104133 23226893

28. Ministry of Statistics and Programme Implementation. State Domestic Product and other aggregates, 2011–2012 series. 2017 [cited 2017 Aug 14]. Available from: http://mospi.nic.in/data.

29. Kaner EF, Dickinson HO, Beyer F, Pienaar E, Schlesinger C, Campbell F, et al. The effectiveness of brief alcohol interventions in primary care settings: a systematic review. Drug Alcohol Rev. 2009;28(3):301–23. doi: 10.1111/j.1465-3362.2009.00071.x 19489992

30. Hollon SD, Stewart MO, Strunk D. Enduring effects for cognitive behavior therapy in the treatment of depression and anxiety. Annu Rev Psychol. 2006;57:285–315. doi: 10.1146/annurev.psych.57.102904.190044 16318597

31. Velleman R, Orford J, Templeton L, Copello A, Patel A, Moore L, et al. 12-month follow-up after brief interventions in primary care for family members affected by the substance misuse problem of a close relative. Addict Res Theory. 2011;19(4):362–74.

32. Borsari B, Murphy JG, Carey KB. Readiness to change in brief motivational interventions: a requisite condition for drinking reductions? Addict Behav. 2009;34(2):232–5. doi: 10.1016/j.addbeh.2008.10.010 18990500

33. Cook S, Heather N, McCambridge J, UKATT Research Team. Posttreatment motivation and alcohol treatment outcome 9 months later: findings from structural equation modeling. J Consult Clin Psychol. 2015; 83(1):232–7. doi: 10.1037/a0037981 25244390

34. Nadkarni A, Dabholkar H, McCambridge J, Bhat B, Kumar S, Mohanraj R, et al. The explanatory models and coping strategies for alcohol use disorders: an exploratory qualitative study from India. Asian J Psychiatry. 2013; 6(6):521–7.

35. Kypri K, Wilson A, Attia J, Sheeran P, Miller P, McCambridge J. Social desirability bias in the reporting of alcohol consumption: a randomized trial. J Stud Alcohol Drugs. 2016;77(3):526–31. 27172587

36. McCambridge J, Saitz R. Rethinking brief interventions for alcohol in general practice. BMJ. 2017;356:j116. doi: 10.1136/bmj.j116 28108452

37. Babor TF, Steinberg K, Anton R, Del Boca F. Talk is cheap: measuring drinking outcomes in clinical trials. J Stud Alcohol Drugs. 2000;61(1):55–63.

38. Edwards AG, Rollnick S. Outcome studies of brief alcohol intervention in general practice: the problem of lost subjects. Addiction. 1997;92(12):1699–704. 9581002

39. McCambridge J, Kypri K. Can simply answering research questions change behaviour? Systematic review and meta analyses of brief alcohol intervention trials. PLoS ONE. 2011;6(10):e23748. doi: 10.1371/journal.pone.0023748 21998626

40. Williams EC, Johnson ML, Lapham GT, Caldeiro RM, Chew L, Fletcher GS, et al. Strategies to implement alcohol screening and brief intervention in primary care settings: a structured literature review. Psychol Addict Behav. 2011;25(2):206–14. doi: 10.1037/a0022102 21517141

41. McCormick KA, Cochran NE, Back AL, Merrill JO, Williams EC, Bradley KA. How primary care providers talk to patients about alcohol: a qualitative study. J Gen Intern Med. 2006;21(9):966–72. doi: 10.1111/j.1525-1497.2006.00490.x 16918743