1998 National Household Survey on Drug Abuse:  Population Estimates

Crack - Region

Table 5E. Crack Use by Age Group and Gender for Northeast Region in 1998

AGE/ /GENDER	Ever Used					Used Past Year					Used Past Month
	Observed Estimate	95% C.I.				Observed Estimate	95% C.I.				Observed Estimate	95% C.I.
RATE ESTIMATES (Percent)
AGE
12-17	0.4	(0.1	-	1.3)		0.2	(0.0	-	1.2)		*		*
18-25	1.6	(0.7	-	3.7)		0.5	(0.1	-	2.2)		0.3	(0.0	-	2.2)
26-34	3.1	(1.9	-	5.1)		1.0	(0.4	-	2.2)		0.6	(0.2	-	1.6)
$35	1.4	(0.8	-	2.6)		0.2	(0.0	-	0.7)		*		*
GENDER
Male	2.2	(1.3	-	3.7)		0.3	(0.1	-	0.8)		0.2	(0.1	-	0.7)
Female	1.1	(0.6	-	1.9)		0.3	(0.1	-	1.0)		0.1	(0.0	-	0.4)
TOTAL	1.6	(1.1	-	2.4)		0.3	(0.2	-	0.6)		0.1	(0.1	-	0.3)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	14	(4	-	51)		7	(1	-	49)		*		*
18-25	81	(36	-	182)		26	(6	-	107)		15	(2	-	108)
26-34	211	(128	-	346)		66	(29	-	148)		41	(15	-	107)
$35	383	(209	-	697)		40	(8	-	197)		*		*
GENDER
Male	445	(268	-	735)		62	(23	-	164)		38	(11	-	132)
Female	244	(140	-	423)		77	(25	-	233)		19	(4	-	91)
TOTAL	689	(471	-	1,006)		139	(75	-	256)		56	(21	-	147)

Table 5F. Crack Use by Age Group and Gender for North Central Region in 1998

AGE/ /GENDER	Ever Used					Used Past Year					Used Past Month
	Observed Estimate	95% C.I.				Observed Estimate	95% C.I.				Observed Estimate	95% C.I.
RATE ESTIMATES (Percent)
AGE
12-17	0.7	(0.3	-	1.9)		0.5	(0.1	-	1.5)		0.2	(0.1	-	0.9)
18-25	3.0	(1.9	-	4.8)		0.7	(0.3	-	1.6)		0.3	(0.1	-	1.5)
26-34	3.3	(2.2	-	5.2)		0.5	(0.2	-	1.3)		0.3	(0.1	-	1.1)
$35	0.9	(0.5	-	1.7)		0.1	(0.0	-	0.6)		*		*
GENDER
Male	1.8	(1.2	-	2.8)		0.3	(0.1	-	0.7)		0.2	(0.1	-	0.5)
Female	1.3	(0.9	-	2.0)		0.2	(0.1	-	0.6)		0.1	(0.0	-	0.4)
TOTAL	1.6	(1.2	-	2.1)		0.3	(0.1	-	0.5)		0.1	(0.1	-	0.3)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	40	(15	-	103)		25	(7	-	83)		12	(3	-	49)
18-25	200	(124	-	321)		44	(17	-	109)		23	(5	-	97)
26-34	262	(169	-	404)		37	(13	-	104)		25	(7	-	88)
$35	295	(160	-	543)		34	(6	-	199)		*		*
GENDER
Male	451	(297	-	682)		77	(33	-	183)		41	(13	-	135)
Female	346	(226	-	529)		62	(25	-	151)		30	(8	-	109)
TOTAL	797	(595	-	1,065)		139	(75	-	259)		71	(30	-	169)

* Low precision; no estimate reported.

Source: Office of Applied Studies, SAMHSA, National Household Survey on Drug Abuse, 1998

Crack - Region

Table 5G. Crack Use by Age Group and Gender for South Region in 1998

AGE/ /GENDER	Ever Used					Used Past Year					Used Past Month
	Observed Estimate	95% C.I.				Observed Estimate	95% C.I.				Observed Estimate	95% C.I.
RATE ESTIMATES (Percent)
AGE
12-17	0.8	(0.3	-	1.9)		0.5	(0.2	-	1.5)		0.3	(0.1	-	1.4)
18-25	2.5	(1.5	-	4.0)		0.6	(0.3	-	1.1)		0.2	(0.0	-	0.6)
26-34	4.6	(3.1	-	6.9)		0.7	(0.3	-	1.5)		0.2	(0.0	-	0.5)
$35	1.7	(1.2	-	2.4)		0.4	(0.2	-	0.7)		0.2	(0.1	-	0.5)
GENDER
Male	3.1	(2.3	-	4.1)		0.7	(0.4	-	1.1)		0.3	(0.2	-	0.6)
Female	1.4	(1.0	-	1.9)		0.3	(0.2	-	0.5)		0.1	(0.1	-	0.3)
TOTAL	2.2	(1.7	-	2.8)		0.5	(0.3	-	0.7)		0.2	(0.1	-	0.4)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	64	(26	-	154)		42	(15	-	117)		27	(7	-	109)
18-25	248	(152	-	404)		58	(29	-	114)		16	(5	-	57)
26-34	564	(378	-	836)		83	(39	-	177)		19	(5	-	64)
$35	805	(564	-	1,148)		189	(102	-	349)		110	(50	-	245)
GENDER
Male	1,129	(838	-	1,517)		255	(153	-	425)		123	(66	-	229)
Female	553	(397	-	768)		116	(61	-	222)		50	(20	-	120)
TOTAL	1,682	(1,317	-	2,146)		372	(248	-	557)		173	(104	-	287)

Table 5H. Crack Use by Age Group and Gender for West Region in 1998

AGE/ /GENDER	Ever Used					Used Past Year					Used Past Month
	Observed Estimate	95% C.I.				Observed Estimate	95% C.I.				Observed Estimate	95% C.I.
RATE ESTIMATES (Percent)
AGE
12-17	1.0	(0.6	-	1.5)		0.6	(0.3	-	1.0)		0.3	(0.1	-	0.7)
18-25	3.6	(2.7	-	4.8)		1.5	(0.9	-	2.3)		0.6	(0.3	-	1.0)
26-34	3.7	(2.6	-	5.4)		0.8	(0.4	-	1.6)		0.3	(0.1	-	1.0)
$35	2.6	(1.8	-	3.8)		0.5	(0.3	-	0.9)		0.2	(0.1	-	0.6)
GENDER
Male	3.7	(2.7	-	5.1)		0.9	(0.6	-	1.3)		0.3	(0.1	-	0.5)
Female	1.8	(1.1	-	2.9)		0.5	(0.3	-	0.8)		0.3	(0.1	-	0.7)
TOTAL	2.7	(2.1	-	3.5)		0.7	(0.5	-	0.9)		0.3	(0.2	-	0.5)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	52	(34	-	81)		29	(16	-	53)		17	(8	-	36)
18-25	226	(169	-	301)		92	(59	-	143)		35	(19	-	66)
26-34	295	(205	-	422)		64	(32	-	129)		21	(5	-	78)
$35	735	(499	-	1,079)		136	(72	-	255)		64	(26	-	160)
GENDER
Male	871	(631	-	1,197)		206	(137	-	307)		61	(33	-	109)
Female	437	(277	-	688)		116	(66	-	204)		76	(35	-	167)
TOTAL	1,308	(1,015	-	1,682)		321	(231	-	446)		137	(82	-	228)

* Low precision; no estimate reported.

Source: Office of Applied Studies, SAMHSA, National Household Survey on Drug Abuse, 1998