Item Numbers	Scale
8, 10, 17, 37, 40, 46, 55	Withdrawal
2, 9, 12, 19, 23, 29, 44, 53	Social Improvement/Nonsmoker Identity
5, 11, 16, 20, 30, 33, 51	Adverse Outcomes
4, 15, 25, 43, 50	Treatment Effectiveness
7, 21, 27, 32, 39, 49, 54	Common Reasons
28, 38, 45, 52	Barriers to Treatment
14, 22, 36, 42	Social Support
1, 6, 13, 24, 35, 47	Optimistic Outcomes
3, 26, 34, 48	Coffee Use
18, 31, 41	Weight Gain

Note. To determine scale scores, compute the mean of the items pertaining to each scale.