Table 3.

Regression analysis from Study 2 predicting smoking related variables from AMS score, age, cigarettes per day and quit attempts.

Variables	Adj. R2	β	Weight (B)	95% CI for B	t-value	p-value
DV: Motivation	0.10
AMS		0.17	0.37	0.07-0.68	2.42	.02
Age		0.01	0.01	−0.03-0.03	0.17	.87
CPD		−0.07	−0.01	−0.04-0.01	0.90	.37
Quit attempts		0.28	0.09	0.05-0.14	4.12	<.001
DV: Commitment	0.17
AMS		0.37	0.32	0.20-0.43	5.50	<.001
Age		0.01	0.00	−0.01-0.01	0.13	.10
CPD		−0.15	−0.01	−0.02-0.00	−2.18	.03
Quit attempts		0.16	0.02	0.00-0.04	2.35	.02
DV: Self-efficacy	0.18
AMS		0.33	0.33	0.86-2.18	5.05	<.001
Age		−0.13	−0.01	0.20-0.45	−1.94	.05
CPD		−0.13	−0.01	−0.03-0.01	−1.87	.06
Quit attempts		0.22	0.03	0.01–0.05	3.30	.001
DV: Perceived barriers	0.19
AMS		−0.29	−0.11	−0.17- −0.06	−4.41	<.001
Age		−0.11	−0.01	−0.01-0.00	−1.68	.09
CPD		0.36	0.01	0.01-0.02	5.34	<.001
Quit attempts		−0.09	−0.01	−0.01-0.00	−1.40	.16
DV: Ability attribution	0.04
AMS		−0.13	−0.12	−0.26-0.03	−1.63	.11
Age		0.20	0.02	0.01-0.04	0.20	.01
CPD		0.02	0.00	−0.01-0.1	0.02	.75
Quit attempts		0.05	0.01	−0.01-0.03	0.05	.45
DV: Effort attribution	0.01
AMS		0.17	0.19	0.03-0.36	2.30	.02
Age		0.04	0.01	−0.01-0.02	0.57	.57
CPD		0.01	0.00	−0.01-0.01	0.11	.91
Quit attempts		0.05	0.01	−0.02-0.03	0.64	.52

Note. AMS – Addiction Mindset Scale. Higher scores indicate more growth mindset. CPD Cigarettes per day.