. Author manuscript; available in PMC: 2023 Jun 2.

Published in final edited form as: Addiction. 2022 Feb 1;117(6):1748–1757. doi: 10.1111/add.15796

TABLE 4.

Adjusted ORs comparing interventions to BA

	MI vs BA			RR vs BA			MI + RR vs BA
	aOR^a	95%CI	P value	aOR	95% CI	P value	aOR	95% CI	P value
Primary outcome point, prevalence abstinence
ITT MNAR	1.56	0.81, 3.02	0.1847	3.17^*	1.69^, 5.94^	0.0003^*	3.16^*	1.68^, 5.93^	0.0003^*
ITT MAR	1.68	0.86, 3.27	0.1298	3.75^*	1.98^, 7.12^	<0.0001^*	3.55^*	1.87^, 6.75^	0.0001^*
Secondary outcome, prolonged abstinence
ITT MNAR	1.56	0.77, 3.13	0.2143	3.09^*	1.59^, 6.02^	0.0009^*	2.89^*	1.48^, 5.63^	0.0019^*
ITT MAR	1.63	0.79, 3.36	0.1889	3.46^*	1.76^, 6.83^	0.0004^*	3.04^*	1.53^, 6.04^	0.0016^*

Abbreviations: BA, brief advice (comparison); ITT MAR, intention to treat missing at random; ITT MNAR, intention to treat missing not at random; MI, motivational interviewing; RR, rate reduction; RR + MI, motivational interviewing + rate reduction.

aOR, adjusted for age, gender, race, ethnicity, education and baseline FTCD score.

Significant P values.