. 2020 Feb 10;7(2):e16524. doi: 10.2196/16524

Table 3.

Predictors of abstinence after brief interventions.

Demographic and clinical characteristics			Univariate models^a			Multivariate models^a
Demographic and clinical characteristics			Est^b	SE	P value	Est	SE	P value
Gender			−0.155	0.51	.80	N/A^c	N/A	N/A
Age			0.001	0.02	.96	N/A	N/A	N/A
Education			0.214	0.11	.04	0.110	0.09	.22
Fagerström			−0.093	0.13	.50	N/A	N/A	N/A
Cigarettes per day			−0.025	0.02	.20	N/A	N/A	N/A
Cognitive function
	TM^d A time		−0.024	0.01	.02	N/A	N/A	N/A
	TM B time		−0.003	0.00	.06	N/A	N/A	N/A
	Color time		−0.056	0.02	.005	N/A	N/A	N/A
	Word time		−0.056	0.03	.04	N/A	N/A	N/A
	Interfere T		−0.020	0.01	.05	N/A	N/A	N/A
	Hopkins Verbal Learning Test		0.166	0.19	.40	N/A	N/A	N/A
	Continuous performance test		0.256	0.11	.02	N/A	N/A	N/A
	Cognition_Total^e		1.293	0.42	.002	1.471	0.47	.002
Symptoms
	BPRS^f subscales
		Positive	−0.011	0.07	.90	N/A	N/A	N/A
		Negative	−0.091	0.13	.50	N/A	N/A	N/A
		Activation	0.031	0.09	.70	N/A	N/A	N/A
		Depression	0.057	0.08	.50	N/A	N/A	N/A
		Disorganized	−0.016	0.10	.90	N/A	N/A	N/A
	BPRS total score		0.015	0.02	.50	N/A	N/A	N/A
	PANAS^g positive		0.055	0.03	.05	0.004	0.03	.91
	PANAS negative		0.009	0.03	.80	N/A	N/A	N/A
Intervention and cessation treatment
	Intervention group		−0.093	0.48	.85	0.155	0.46	.74
	Engaged in cessation treatment		1.112	0.48	.02	1.427	0.47	.003

^aNegative binomial models.

^bEst: estimate.

^cN/A: not applicable.

^dTM: trial making.

^eOnly total cognition score was included in multivariate model.

^fBPRS: Brief Psychiatric Rating Scale.

^gPANAS: Positive and Negative Affect Scale.