Skip To Content
Click for DHHS Home Page
Click for the SAMHSA Home Page
Click for the OAS Drug Abuse Statistics Home Page
Click for What's New
Click for Recent Reports and HighlightsClick for Information by Topic Click for OAS Data Systems and more Pubs Click for Data on Specific Drugs of Use Click for Short Reports and Facts Click for Frequently Asked Questions Click for Publications Click to send OAS Comments, Questions and Requests Click for OAS Home Page Click for Substance Abuse and Mental Health Services Administration Home Page Click to Search Our Site

1998 National Household Survey on Drug Abuse:  Population Estimates

Previous PageTable Of ContentsNext Page

Cocaine Frequency - Race/Ethnicity

Table 21B. Frequency of Cocaine Use During Past Year by Age Group and Gender for White, Non-Hispanics, in 1998

AGE/

/GENDER

At Least Once

 

12 or More Days

 

51 or More Days

Observed

Estimate

95% C.I.

 

Observed

Estimate

95% C.I.

 

Observed

Estimate

95% C.I.

RATE ESTIMATES (Percent)

AGE

                           

    12-17

1.9

(1.4

-

2.7)

 

0.6

(0.3

-

1.1)

 

0.3

(0.1

-

0.7)

    18-25

5.5

(4.4

-

6.8)

 

0.9

(0.6

-

1.4)

 

0.4

(0.2

-

0.9)

    26-34

2.9

(2.1

-

4.0)

 

0.9

(0.5

-

1.6)

 

0.3

(0.1

-

0.7)

    $35

0.7

(0.5

-

1.1)

 

0.4

(0.2

-

0.8)

 

0.1

(0.0

-

0.3)

GENDER

                           

    Male

2.1

(1.7

-

2.7)

 

0.6

(0.4

-

1.0)

 

0.2

(0.1

-

0.5)

    Female

1.3

(1.0

-

1.6)

 

0.5

(0.3

-

0.8)

 

0.2

(0.1

-

0.3)

                             

TOTAL

1.7

(1.4

-

2.0)

 

0.6

(0.4

-

0.8)

 

0.2

(0.1

-

0.3)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

291

(207

-

408)

 

88

(47

-

164)

 

45

(21

-

100)

    18-25

1,031

(831

-

1,275)

 

169

(108

-

265)

 

81

(40

-

167)

    26-34

693

(501

-

956)

 

208

(114

-

379)

 

67

(29

-

156)

    $35

734

(483

-

1,113)

 

440

(242

-

799)

 

127

(48

-

335)

GENDER

                           

    Male

1,667

(1,332

-

2,085)

 

473

(281

-

794)

 

178

(85

-

374)

    Female

1,081

(847

-

1,380)

 

432

(286

-

653)

 

143

(79

-

258)

                             

TOTAL

2,749

(2,333

-

3,236)

 

905

(646

-

1,265)

 

321

(200

-

513)

Table 21C. Frequency of Cocaine Use During Past Year by Age Group and Gender for Hispanics in 1998

AGE/

/GENDER

At Least Once

 

12 or More Days

 

51 or More Days

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)

 

1.2

(0.7

-

2.0)

 

0.6

(0.3

-

1.1)

    18-25

5.1

(3.9

-

6.6)

 

2.4

(1.7

-

3.5)

 

0.9

(0.5

-

1.6)

    26-34

1.9

(1.2

-

2.9)

 

0.8

(0.5

-

1.5)

 

0.4

(0.2

-

0.9)

    $35

1.3

(0.8

-

2.2)

 

0.8

(0.4

-

1.5)

 

0.3

(0.1

-

0.9)

GENDER

                           

    Male

3.2

(2.5

-

4.1)

 

1.5

(1.1

-

2.2)

 

0.5

(0.3

-

0.9)

    Female

1.3

(0.9

-

1.8)

 

0.7

(0.4

-

1.1)

 

0.4

(0.2

-

0.8)

                             

TOTAL

2.3

(1.9

-

2.8)

 

1.1

(0.8

-

1.5)

 

0.5

(0.3

-

0.7)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

78

(52

-

115)

 

36

(21

-

62)

 

18

(9

-

34)

    18-25

199

(154

-

256)

 

94

(65

-

137)

 

36

(20

-

63)

    26-34

87

(56

-

135)

 

38

(21

-

68)

 

18

(8

-

43)

    $35

142

(85

-

237)

 

81

(40

-

163)

 

32

(11

-

94)

GENDER

                           

    Male

364

(285

-

463)

 

175

(122

-

249)

 

61

(34

-

106)

    Female

142

(100

-

201)

 

75

(45

-

124)

 

42

(21

-

86)

                             

TOTAL

505

(414

-

617)

 

250

(187

-

334)

 

103

(65

-

164)

* Low precision; no estimate reported.

NOTE: "At Least Once" is equivalent to "Used Past Year" in Table 4.

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

Cocaine Frequency - Race/Ethnicity

Table 21D. Frequency of Cocaine Use During Past Year by Age Group and Gender for Black, Non-Hispanics, in 1998

AGE/

/GENDER

At Least Once

 

12 or More Days

 

51 or More Days

Observed

Estimate

95% C.I.

 

Observed

Estimate

95% C.I.

 

Observed

Estimate

95% C.I.

RATE ESTIMATES (Percent)

AGE

                           

    12-17

*

*

 

*

*

 

*

*

    18-25

1.4

(0.8

-

2.5)

 

0.9

(0.4

-

1.9)

 

0.4

(0.2

-

0.9)

    26-34

3.4

(2.3

-

5.0)

 

2.2

(1.3

-

3.6)

 

1.6

(0.9

-

2.9)

    $35

2.0

(1.3

-

3.0)

 

1.1

(0.6

-

1.9)

 

0.6

(0.3

-

1.3)

GENDER

                           

    Male

2.5

(1.8

-

3.6)

 

1.6

(1.0

-

2.5)

 

1.0

(0.6

-

1.8)

    Female

1.3

(0.8

-

2.3)

 

0.7

(0.3

-

1.6)

 

0.4

(0.2

-

0.9)

                             

TOTAL

1.9

(1.4

-

2.5)

 

1.1

(0.8

-

1.6)

 

0.7

(0.4

-

1.1)

POPULATION ESTIMATES (In Thousands)

AGE

                           

    12-17

*

*

 

*

*

 

*

*

    18-25

54

(30

-

96)

 

35

(17

-

74)

 

15

(7

-

34)

    26-34

148

(99

-

220)

 

95

(57

-

157)

 

71

(39

-

128)

    $35

261

(170

-

401)

 

146

(85

-

251)

 

85

(43

-

168)

GENDER

                           

    Male

280

(196

-

398)

 

177

(113

-

277)

 

115

(66

-

198)

    Female

183

(106

-

315)

 

100

(44

-

224)

 

56

(26

-

120)

                             

TOTAL

463

(349

-

612)

 

277

(196

-

390)

 

171

(111

-

261)

* Low precision; no estimate reported.

NOTE: "At Least Once" is equivalent to "Used Past Year" in Table 4.

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

Previous PageTop Of PageTable Of ContentsNext Page

This page was last updated on June 03, 2008.