TABLE 1.

Demographic and Drug Use Comparisons by Age Cohort (N = 260)^a

VARIABLE	Entire Sample		Younger		Older		Test statistics
	N	%	N	%	N	%	χ2 or t-test	p-value
N	260		132		128
Age (M/SD)	42.35	9.2	35.3	7.45	52.76	3.01
Gender							4.40	0.03
Male	107	41	46	35	61	48
Female	153	59	86	65	67	52
Age of 1st Regular Use (M/SD)	18.95	7.02	17.65	5.08	20.32	8.43	−2.98	0.003
African American	260	100	132	100	128	100
Education							6.19	0.04
<High School	106	41	62	47	44	34
High school or GED	101	39	50	38	51	40
Some College	53	20	20	15	33	26
Marital Status							17.95	<.001
Single Never Married	170	65	101	76	69	54
Married/Common Law	29	24	14	11	15	12
Divorced/Widowed/Separated	61	23	17	13	44	34
Money from a Regular Job (yes)	52	20	34	26	18	14	5.55	0.02
Public Assistance (yes)	208	80	102	77	106	83	1.24	0.28
Current Health Problems (yes)	134	52	85	64	49	38	16.07	<.001
Emotional behavioral problems-yes (Life)	146	56	74	56	72	56	1.19	1
Homeless in last 6 mos (yes)	41	16	20	15	21	16	0.07	0.86
Positive Urinalysis	154	59	75	57	79	62	0.53	0.52
Past 6 month drug use (yes)
Cigarettes	208	80	107	81	101	79	0.18	0.75
Alcohol	166	64	88	67	78	61	0.92	0.36
Marijuana	93	36	58	44	35	28	7.79	0.007
Nasal Cocaine	25	10	11	8	14	11	0.5	0.53
Smoked crack	105	40	42	32	63	49	8.17	0.005
Nasal heroin	73	28	35	27	38	30	0.32	0.58
Injection heroin	26	10	12	9	14	11	0.24	0.68
Nasal Speedball	17	6	8	6	9	7	0.1	0.8
Injection speedball	24	9	12	9	12	9	0.06	1

^aN may vary slightly according to missing data.