Table 1.

Demographics of Sample & Unadjusted Differences between Groups

	Total Sample N=57 (mean, SD)	No ED** n=35 (mean, SD)	ED** n=18 (mean, SD)	P value
Age	40.8, 9.9	39.1, 9.2	41.0, 9.5	0.49
BMI	26.7, 3.8	26.8, 3.7	26.4, 4.1	0.64
TT (ng/dl)	431.1, 204.9	454.0, 177.0	412.8, 273.3	0.54
B. BDI	25.2, 9.9	26.4, 9.0	22.7, 12.1	0.22
Duration of Opioid Use* (years)	11.9, 9.4	11.9, 9.3	10.6, 8.8	0.67
Race (n, %)				0.12
White	47 (82.5%)	28 (80%)	17 (94%)
Black	3 (5.3%)	0 (0%)	1 (6%)
Hispanic	5 (8.8%)	5 (14%)	0 (0%)
Other	2 (3.5%)	2 (6%)	0 (0%)
Opioid of Choice (n, %)				0.86
Heroin	30 (52.6%)	18 (51%)	9 (50%)
Pills	16 (28.1%)	9 (26%)	6 (33%)
Methadone	11 (19.3%)	8 (23%)	3 (17%)
Smoking Status (n, %)				0.65
Smoker	46 (80.7%)	29 (83%)	14 (78%)
Nonsmoker	11 (19.3%)	6 (17%)	4 (22%)

^*Mann-Whitney U test statistic

^**“not sexually active” = 4 (excluded from analysis)