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1998 National Household Survey on Drug Abuse:  Population Estimates

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Cocaine - Region

Table 4E. Cocaine 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

1.2

(0.6

-

2.7)

 

0.6

(0.2

-

1.7)

 

0.2

(0.0

-

1.1)

    18-25

7.1

(4.7

-

10.6)

 

3.3

(1.8

-

6.0)

 

1.8

(0.7

-

4.5)

    26-34

22.1

(18.3

-

26.5)

 

2.5

(1.2

-

4.9)

 

1.9

(0.9

-

3.8)

    $35

11.7

(8.6

-

15.8)

 

0.4

(0.2

-

1.1)

 

*

*

GENDER

                           

    Male

15.4

(12.2

-

19.3)

 

1.2

(0.7

-

2.1)

 

0.8

(0.4

-

1.8)

    Female

8.6

(6.9

-

10.7)

 

1.0

(0.6

-

1.7)

 

0.3

(0.1

-

0.7)

                             

TOTAL

11.8

(9.8

-

14.2)

 

1.1

(0.7

-

1.6)

 

0.6

(0.3

-

1.0)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

51

(23

-

109)

 

25

(9

-

68)

 

6

(1

-

44)

    18-25

351

(232

-

525)

 

163

(89

-

297)

 

89

(35

-

221)

    26-34

1,491

(1,234

-

1,785)

 

167

(83

-

333)

 

127

(63

-

255)

    $35

3,126

(2,296

-

4,203)

 

107

(40

-

283)

 

*

*

GENDER

                           

    Male

3,100

(2,446

-

3,891)

 

246

(140

-

432)

 

166

(77

-

357)

    Female

1,919

(1,541

-

2,378)

 

216

(125

-

372)

 

67

(29

-

155)

                             

TOTAL

5,019

(4,167

-

6,017)

 

462

(310

-

690)

 

234

(129

-

424)

Table 4F. Cocaine 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

1.5

(0.8

-

2.7)

 

1.2

(0.6

-

2.4)

 

0.4

(0.1

-

1.2)

    18-25

12.0

(9.4

-

15.1)

 

5.4

(3.7

-

8.0)

 

2.3

(1.3

-

4.0)

    26-34

14.8

(11.9

-

18.2)

 

2.9

(1.8

-

4.6)

 

0.9

(0.4

-

2.0)

    $35

9.1

(7.0

-

11.8)

 

0.5

(0.2

-

1.2)

 

0.2

(0.1

-

0.8)

GENDER

                           

    Male

12.0

(9.8

-

14.7)

 

2.2

(1.5

-

3.2)

 

0.7

(0.4

-

1.3)

    Female

7.3

(5.7

-

9.2)

 

1.0

(0.6

-

1.6)

 

0.5

(0.3

-

1.0)

                             

TOTAL

9.6

(8.1

-

11.2)

 

1.6

(1.2

-

2.1)

 

0.6

(0.4

-

1.0)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

82

(45

-

148)

 

66

(33

-

130)

 

23

(8

-

63)

    18-25

795

(625

-

1,004)

 

361

(245

-

528)

 

151

(84

-

268)

    26-34

1,158

(932

-

1,426)

 

225

(139

-

364)

 

72

(33

-

154)

    $35

2,858

(2,200

-

3,688)

 

157

(68

-

364)

 

64

(17

-

239)

GENDER

                           

    Male

2,957

(2,398

-

3,625)

 

538

(367

-

785)

 

169

(90

-

317)

    Female

1,936

(1,523

-

2,451)

 

272

(173

-

428)

 

140

(77

-

253)

                             

TOTAL

4,893

(4,166

-

5,733)

 

810

(605

-

1,082)

 

309

(191

-

499)

* Low precision; no estimate reported.

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

Cocaine - Region

Table 4G. Cocaine 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

2.5

(1.7

-

3.7)

 

2.1

(1.2

-

3.5)

 

1.1

(0.5

-

2.3)

    18-25

7.7

(6.0

-

9.9)

 

3.7

(2.6

-

5.2)

 

1.7

(0.9

-

3.1)

    26-34

14.0

(11.2

-

17.4)

 

2.6

(1.6

-

4.1)

 

1.1

(0.6

-

2.3)

    $35

7.4

(6.1

-

9.0)

 

1.0

(0.6

-

1.7)

 

0.7

(0.4

-

1.4)

GENDER

                           

    Male

10.2

(8.7

-

12.0)

 

2.4

(1.8

-

3.3)

 

1.4

(0.9

-

2.3)

    Female

6.0

(4.7

-

7.4)

 

1.1

(0.7

-

1.5)

 

0.5

(0.3

-

0.9)

                             

TOTAL

8.0

(6.9

-

9.3)

 

1.7

(1.4

-

2.2)

 

1.0

(0.7

-

1.4)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

202

(136

-

299)

 

165

(98

-

278)

 

89

(44

-

182)

    18-25

778

(603

-

999)

 

369

(257

-

526)

 

170

(93

-

307)

    26-34

1,700

(1,357

-

2,112)

 

318

(200

-

502)

 

137

(67

-

277)

    $35

3,498

(2,885

-

4,228)

 

477

(286

-

792)

 

351

(188

-

653)

GENDER

                           

    Male

3,777

(3,205

-

4,437)

 

902

(656

-

1,238)

 

526

(331

-

835)

    Female

2,401

(1,916

-

3,000)

 

426

(290

-

624)

 

221

(135

-

359)

                             

TOTAL

6,178

(5,312

-

7,171)

 

1,329

(1,047

-

1,684)

 

747

(525

-

1,061)

Table 4H. Cocaine 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

3.1

(2.1

-

4.5)

 

2.3

(1.5

-

3.6)

 

1.3

(0.7

-

2.3)

    18-25

13.9

(11.9

-

16.1)

 

6.5

(5.1

-

8.2)

 

2.2

(1.5

-

3.2)

    26-34

19.7

(16.9

-

23.0)

 

2.9

(1.8

-

4.7)

 

0.9

(0.4

-

1.7)

    $35

15.6

(13.5

-

18.0)

 

1.6

(1.0

-

2.4)

 

0.7

(0.4

-

1.1)

GENDER

                           

    Male

16.9

(14.5

-

19.6)

 

3.0

(2.4

-

3.8)

 

1.1

(0.8

-

1.6)

    Female

12.6

(10.7

-

14.6)

 

2.1

(1.5

-

2.8)

 

0.8

(0.5

-

1.3)

                             

TOTAL

14.7

(13.1

-

16.5)

 

2.5

(2.1

-

3.1)

 

1.0

(0.7

-

1.3)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

162

(111

-

237)

 

122

(79

-

187)

 

67

(38

-

119)

    18-25

880

(756

-

1,021)

 

412

(326

-

520)

 

139

(93

-

205)

    26-34

1,558

(1,332

-

1,812)

 

232

(143

-

373)

 

68

(35

-

134)

    $35

4,398

(3,797

-

5,076)

 

444

(291

-

675)

 

185

(109

-

316)

GENDER

                           

    Male

3,973

(3,405

-

4,614)

 

712

(560

-

905)

 

270

(192

-

379)

    Female

3,026

(2,590

-

3,523)

 

498

(360

-

685)

 

190

(117

-

306)

                             

TOTAL

6,999

(6,228

-

7,848)

 

1,210

(998

-

1,465)

 

460

(344

-

614)

* 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.