Table 4

Prevalence of selected substance abuse behaviors among eighth and ninth grade secondary students attending public schools in a central region of El Salvador by socio-demographic characteristics, 1999

Factor

Sample Size

Episodic heavy drinkingc

Lifetime cigarette usef

Current cigarette useg

Lifetime marijuana useh





% (CI)d

Adj. OR (95% CI)e

% (CI)d

Adj. OR (95% CI)e

% (CI)d

Adj. OR (95% CI)e

% (CI)d

Adj. OR (95% CI)e


Gender

Male

514

11.5 (± 2.0)

1.45 (0.93, 2.28)

45.1 (± 3.1)

3.51 (2.59, 4.76)

19.1 (± 2.5)

2.82 (1.84, 4.34)

6.7 (± 1.6)

2.13 (1.12, 4.07)

Femalea

462

8.0 (± 1.7)

1.00

19.4 (± 2.5)

1.00

7.4 (± 1.6)

1.00

3.0 (± 1.1)

1.00

Age Group(in years)

12 to 14a

292

6.2 (± 1.5)

1.00

29.7 (± 2.9)

1.00

9.9 (± 1.9)

1.00

4.5 (± 1.3)

1.00

15 to 16

467

11.1 (± 2.0)

2.01 (1.15, 3.54)

33.0 (± 3.0)

1.27 (0.91, 1.79)

13.6 (± 2.2)

1.60 (0.99, 2.59)

5.0 (± 1.4)

1.19 (0.59, 2.42)

17 to 20

171

12.3 (± 2.1)

2.31 (1.17, 4.54)

39.5 (± 3.1)

1.60 (1.04, 2.46)

19.9 (± 2.6)

2.46 (1.39, 4.34)

5.8 (± 1.5)

1.37 (0.57, 3.27)

Subjective Economic Status b

Low

390

10.3 (± 1.9)

0.96 (0.61, 1.51)

34.4 (± 3.0)

0.99 (0.74, 1.34)

14.7 (± 2.3)

1.12 (0.75, 1.67)

5.4 (± 1.4)

1.12 (0.61, 2.06)

Higha

560

9.8 (± 1.9)

1.00

33.0 (± 3.0)

1.00

13.2 (± 2.2)

1.00

4.8 (± 1.4)

1.00

School Geography

Urban

487

11.5 (± 2.0)

1.51 (0.96, 2.37)

38.1 (± 3.1)

1.79 (1.33, 2.41)

17.5 (± 2.4)

2.60 (1.71, 3.94)

6.2 (± 1.5)

1.80 (0.97, 3.37)

Rurala

489

8.2 (± 1.7)

1.00

28.6 (± 2.8)

1.00

9.7 (± 1.9)

1.00

3.7 (± 1.2)

1.00

Total

976

9.8 (± 1.9)

N/A

33.3 (± 3.0)

N/A

13.6 (± 2.2)

N/A

4.9 (± 1.4)

N/A


Bold text indicates significant at < .05 level.

Abbreviations: ref, referent; Prev., Prevalence; Adj. OR, Adjusted Odds Ratio; CI, 95% Confidence Interval; N/A, not applicable.

aReferent group; bLow = self-classification as "poor", "nearly poor" or "just getting by"; High = "living very well off" or "living comfortably"; cDrank 5 drinks of alcohol in a row on 1 of the 30 days preceding the survey; dPrevalence is based on bivariate association and is unadjusted; eOR adjusted for all factors in table; fEver tried cigarette smoking;gsmoked cigarettes on 1 of the 30 days preceding survey; hEver used marijuana.

Springer et al. BMC International Health and Human Rights 2006 6:3   doi:10.1186/1472-698X-6-3

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