Table 1.

Demographics and clinical characteristics of control and alcohol drinker nonsmokers and smokers.

	Total		Nonsmokers		Smokers
	Controls (n=14)	Drinkers (n=14)	Controls (n=8)	Drinkers (n=8)	Controls (n=6)	Drinkers (n=6)
Age	38.4±9.9	35.0±12.0	38.8±8.3	34.0±11.9	37.8±12.6	36.5±13.1
Sex	8M; 6F	9M; 5F	4M; 4F	3M; 5F	4M; 2F	6M; 0F
Average drinks/month			-	196.5±139.9	-	134.3±100.3
Years Drinking			-	17.9±11.0	-	20.0±12.8
Days since last drink (range)			-	1–5	-	1–2
ADS			-	3.6±2.7	-	*7.0±2.7
Cigarettes/day			-	-	24.2±4.9	20.0±6.3
Years Smoking			-	-	22.2±9.7	17.4±12.6
FTND			-	-	5.8±2.5	3.8±1.8

Data presented are means ± standard deviation unless otherwise noted. There are no significant differences in any of the variables between groups. The CIWAAr was also given to all heavy alcohol drinking subjects on scan days. The scores were not elevated, and ranged from 0–1, thus are not shown.

^*Information only obtained for 3 of the 6 subjects.