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1998 National Household Survey on Drug Abuse:  Population Estimates

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Marijuana - Race/Ethnicity

Table 3B. Marijuana Use by Age Group and Gender for White, Non-Hispanics, 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

17.3

(15.6

-

19.1)

  

14.6

(13.0

-

16.3)

  

8.7

(7.3

-

10.2)

    18-25

50.6

(47.7

-

53.5)

  

26.5

(23.9

-

29.3)

  

14.9

(13.1

-

16.8)

    26-34

54.7

(51.8

-

57.5)

  

10.3

(8.8

-

12.0)

  

5.7

(4.6

-

7.0)

    $35

31.1

(28.9

-

33.4)

  

3.9

(3.2

-

4.7)

  

2.5

(2.0

-

3.2)

GENDER

                            

    Male

40.5

(38.2

-

42.7)

  

10.4

(9.4

-

11.5)

  

6.5

(5.7

-

7.4)

    Female

30.9

(28.7

-

33.1)

  

6.7

(5.9

-

7.5)

  

3.6

(3.0

-

4.3)

                             

TOTAL

35.5

(33.7

-

37.3)

  

8.4

(7.8

-

9.2)

  

5.0

(4.4

-

5.6)

POPULATION ESTIMATES (In Thousands)

AGE

                            

    12-17

2,628

(2,370

-

2,909)

  

2,220

(1,977

-

2,487)

  

1,319

(1,114

-

1,557)

    18-25

9,492

(8,954

-

10,029)

  

4,969

(4,483

-

5,487)

  

2,790

(2,460

-

3,156)

    26-34

13,007

(12,330

-

13,677)

  

2,453

(2,096

-

2,862)

  

1,350

(1,089

-

1,670)

    $35

32,394

(30,087

-

34,795)

  

4,045

(3,343

-

4,886)

  

2,613

(2,049

-

3,329)

GENDER

                            

    Male

31,693

(29,950

-

33,467)

  

8,119

(7,331

-

8,981)

  

5,058

(4,430

-

5,769)

    Female

25,829

(24,053

-

27,675)

  

5,567

(4,913

-

6,302)

  

3,014

(2,549

-

3,561)

                             

TOTAL

57,522

(54,628

-

60,482)

  

13,686

(12,557

-

14,907)

  

8,073

(7,189

-

9,059)

Table 3C. Marijuana Use by Age Group and Gender for Hispanics 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

18.5

(16.2

-

21.1)

  

14.4

(12.2

-

16.9)

  

7.6

(5.9

-

9.8)

    18-25

30.9

(27.7

-

34.3)

  

16.6

(14.2

-

19.4)

  

9.0

(7.5

-

10.8)

    26-34

25.5

(22.7

-

28.7)

  

6.4

(4.8

-

8.4)

  

3.2

(2.2

-

4.7)

    $35

20.6

(17.9

-

23.7)

  

4.1

(2.9

-

5.8)

  

2.4

(1.5

-

3.8)

GENDER

                            

    Male

29.2

(26.6

-

31.9)

  

10.5

(8.8

-

12.4)

  

5.7

(4.6

-

7.1)

    Female

16.9

(15.1

-

19.0)

  

5.8

(4.8

-

7.0)

  

3.2

(2.5

-

4.1)

                             

TOTAL

23.2

(21.4

-

25.0)

  

8.2

(7.2

-

9.3)

  

4.5

(3.8

-

5.2)

POPULATION ESTIMATES (In Thousands)

AGE

                            

    12-17

575

(502

-

657)

  

447

(380

-

525)

  

237

(185

-

303)

    18-25

1,209

(1,084

-

1,341)

  

651

(555

-

759)

  

353

(293

-

423)

    26-34

1,194

(1,059

-

1,339)

  

297

(224

-

393)

  

152

(104

-

219)

    $35

2,196

(1,904

-

2,520)

  

434

(305

-

614)

  

258

(161

-

409)

GENDER

                            

    Male

3,308

(3,016

-

3,615)

  

1,187

(998

-

1,407)

  

647

(518

-

806)

    Female

1,867

(1,665

-

2,089)

  

642

(531

-

774)

  

352

(275

-

450)

                             

TOTAL

5,175

(4,777

-

5,595)

  

1,829

(1,616

-

2,067)

  

1,000

(854

-

1,169)

* Low precision; no estimate reported.

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

Marijuana - Race/Ethnicity

Table 3D. Marijuana Use by Age Group and Gender for Black, Non-Hispanics, 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

14.9

(12.0

-

18.3)

  

12.1

(9.3

-

15.6)

  

8.3

(6.2

-

11.1)

    18-25

37.5

(34.7

-

40.3)

  

24.4

(22.0

-

27.0)

  

15.2

(13.2

-

17.4)

    26-34

42.1

(38.4

-

45.9)

  

11.8

(9.7

-

14.4)

  

7.4

(5.5

-

9.7)

    $35

28.0

(24.7

-

31.5)

  

5.8

(4.4

-

7.5)

  

3.3

(2.3

-

4.8)

GENDER

                            

    Male

38.5

(35.0

-

42.0)

  

14.8

(12.9

-

16.9)

  

9.9

(8.3

-

11.8)

    Female

23.5

(21.1

-

26.2)

  

7.2

(6.1

-

8.5)

  

3.8

(3.1

-

4.7)

                             

TOTAL

30.2

(28.0

-

32.6)

  

10.6

(9.4

-

11.9)

  

6.6

(5.7

-

7.5)

POPULATION ESTIMATES (In Thousands)

AGE

                            

    12-17

483

(390

-

593)

  

391

(301

-

505)

  

271

(202

-

360)

    18-25

1,471

(1,362

-

1,584)

  

958

(863

-

1,060)

  

597

(518

-

685)

    26-34

1,837

(1,676

-

2,001)

  

516

(422

-

628)

  

321

(241

-

424)

    $35

3,703

(3,270

-

4,170)

  

763

(586

-

987)

  

438

(300

-

638)

GENDER

                            

    Male

4,284

(3,900

-

4,680)

  

1,646

(1,433

-

1,886)

  

1,106

(926

-

1,317)

    Female

3,210

(2,879

-

3,567)

  

982

(826

-

1,165)

  

521

(427

-

635)

                             

TOTAL

7,494

(6,943

-

8,069)

  

2,628

(2,339

-

2,949)

  

1,627

(1,418

-

1,863)

* Low precision; no estimate reported.

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

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