1998 National Household Survey on Drug Abuse:  Population Estimates

Stimulant - Region

Table 9E. Stimulant 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	2.1	(1.0	-	4.4)		1.5	(0.6	-	3.7)		0.9	(0.2	-	3.8)
18-25	1.6	(0.8	-	3.1)		0.3	(0.1	-	1.5)		0.2	(0.0	-	1.7)
26-34	4.6	(2.9	-	7.3)		0.3	(0.1	-	1.2)		0.2	(0.0	-	1.1)
$35	5.7	(3.7	-	8.9)		0.1	(0.0	-	0.7)		*		*
GENDER
Male	6.7	(4.4	-	10.2)		0.4	(0.2	-	0.9)		0.2	(0.0	-	0.8)
Female	2.9	(1.7	-	4.8)		0.1	(0.0	-	0.5)		0.1	(0.0	-	0.6)
TOTAL	4.7	(3.4	-	6.6)		0.3	(0.1	-	0.6)		0.1	(0.1	-	0.4)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	84	(39	-	178)		59	(23	-	149)		37	(9	-	155)
18-25	78	(39	-	153)		17	(4	-	76)		12	(2	-	84)
26-34	310	(193	-	492)		19	(5	-	79)		14	(3	-	73)
$35	1,529	(979	-	2,360)		18	(2	-	195)		*		*
GENDER
Male	1,355	(883	-	2,054)		81	(35	-	191)		38	(9	-	160)
Female	645	(389	-	1,062)		32	(9	-	117)		25	(5	-	127)
TOTAL	2,001	(1,424	-	2,795)		113	(55	-	235)		63	(21	-	186)

Table 9F. Stimulant 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	1.7	(1.0	-	2.8)		1.2	(0.6	-	2.5)		0.4	(0.1	-	1.2)
18-25	4.4	(2.7	-	6.9)		1.9	(0.9	-	4.0)		0.9	(0.3	-	2.8)
26-34	5.1	(3.4	-	7.6)		0.7	(0.3	-	1.7)		0.3	(0.1	-	1.2)
$35	3.8	(2.4	-	5.9)		0.1	(0.0	-	0.6)		*		*
GENDER
Male	5.3	(3.6	-	7.7)		0.7	(0.4	-	1.4)		0.3	(0.1	-	0.8)
Female	2.5	(1.8	-	3.5)		0.4	(0.2	-	0.8)		0.2	(0.1	-	0.5)
TOTAL	3.8	(2.8	-	5.1)		0.5	(0.3	-	0.9)		0.2	(0.1	-	0.5)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	92	(54	-	154)		64	(30	-	137)		22	(8	-	63)
18-25	289	(182	-	455)		125	(58	-	265)		59	(19	-	185)
26-34	397	(263	-	593)		55	(23	-	135)		25	(7	-	92)
$35	1,173	(746	-	1,830)		33	(5	-	198)		*		*
GENDER
Male	1,292	(878	-	1,886)		173	(88	-	341)		72	(27	-	193)
Female	659	(469	-	922)		104	(52	-	207)		48	(17	-	132)
TOTAL	1,951	(1,444	-	2,626)		277	(167	-	460)		120	(59	-	245)

* Low precision; no estimate reported.

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

Stimulant - Region

Table 9G. Stimulant 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	1.2	(0.7	-	2.2)		1.0	(0.5	-	2.0)		0.5	(0.2	-	1.0)
18-25	3.4	(2.3	-	5.0)		1.8	(1.0	-	3.2)		0.3	(0.2	-	0.7)
26-34	4.4	(2.9	-	6.4)		0.5	(0.2	-	1.7)		0.2	(0.0	-	0.8)
$35	3.6	(2.7	-	4.9)		0.5	(0.2	-	1.2)		0.2	(0.0	-	0.8)
GENDER
Male	4.6	(3.4	-	6.1)		1.0	(0.5	-	2.0)		0.3	(0.1	-	0.9)
Female	2.4	(1.7	-	3.5)		0.5	(0.3	-	0.8)		0.2	(0.1	-	0.3)
TOTAL	3.5	(2.7	-	4.3)		0.7	(0.4	-	1.2)		0.2	(0.1	-	0.5)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	98	(55	-	175)		83	(43	-	160)		39	(18	-	84)
18-25	341	(231	-	502)		178	(99	-	319)		35	(16	-	75)
26-34	528	(355	-	780)		64	(19	-	208)		21	(4	-	101)
$35	1,703	(1,262	-	2,291)		233	(92	-	586)		71	(14	-	360)
GENDER
Male	1,685	(1,258	-	2,249)		352	(169	-	731)		93	(26	-	336)
Female	986	(691	-	1,402)		206	(134	-	317)		73	(38	-	141)
TOTAL	2,671	(2,120	-	3,360)		558	(344	-	904)		166	(77	-	358)

Table 9H. Stimulant 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	2.3	(1.5	-	3.4)		1.2	(0.6	-	2.1)		0.6	(0.3	-	1.4)
18-25	6.2	(4.5	-	8.5)		3.1	(1.9	-	5.0)		0.9	(0.3	-	2.5)
26-34	6.7	(5.0	-	9.0)		1.0	(0.5	-	2.2)		0.2	(0.1	-	0.6)
$35	6.9	(5.5	-	8.7)		0.7	(0.4	-	1.3)		0.6	(0.3	-	1.3)
GENDER
Male	6.9	(5.3	-	8.9)		1.4	(0.8	-	2.2)		0.8	(0.4	-	1.8)
Female	5.7	(4.4	-	7.4)		0.9	(0.6	-	1.4)		0.4	(0.2	-	0.7)
TOTAL	6.3	(5.2	-	7.6)		1.1	(0.8	-	1.7)		0.6	(0.3	-	1.1)

POPULATION ESTIMATES (In Thousands)

AGE
12-17	117	(77	-	179)		60	(33	-	111)		32	(14	-	73)
18-25	394	(286	-	538)		198	(122	-	318)		58	(21	-	156)
26-34	531	(393	-	712)		81	(37	-	174)		16	(5	-	50)
$35	1,949	(1,538	-	2,460)		202	(108	-	377)		178	(89	-	356)
GENDER
Male	1,613	(1,243	-	2,084)		323	(197	-	528)		199	(91	-	431)
Female	1,378	(1,056	-	1,789)		217	(136	-	348)		85	(41	-	178)
TOTAL	2,991	(2,478	-	3,600)		541	(364	-	802)		284	(159	-	506)

* Low precision; no estimate reported.

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