Table 1.

Demographic and Comorbid Characteristics of Abstainers and Continued Smokers

	Abstainers, n=17		Continued Smokers, n=33
Variable	No.	%	No.	%	P *
Age, y
≤55	7	41.2	16	48.5	.62
>55	10	58.8	17	51.5
Sex
Men	13	76.5	25	75.8	.95
Women	4	23.6	8	24.2
Ethnicity
Non-Hispanic white	12	70.6	29	87.9	.13
Other	5	29.4	4	12.2
Kaplan-Feinstein Comorbidity Scale
None-mild	11	33.3	25	75.8	.41
Moderate to severe	6	56.7	8	24.2

^*Chi-square or Fisher exact test, as appropriate.