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1998 National Household Survey on Drug Abuse:  Population Estimates

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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

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This page was last updated on June 03, 2008.