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Table 3 Factors associated with current smoking in Thailand in bivariate and multivariate logistic regression analysis

From: Correlates of cigarette smoking among school-going adolescents in Thailand: findings from the Thai global youth tobacco survey 2005

Characteristic

Current smoking (%, n)

Unadjusted Odds ratio (95% CIa)

Adjusted OR (95% CI)

Age (years)

   

11–12

20.0 (2144)

1.00

1.00

13

9.6 (4154)

0.42 [0.32, 0.56]

0.49 [0.36, 0.66]

14

13.6 (5226)

0.63 [0.44, 0.90]

0.56 [0.40, 0.79]

15

12.0 (3806)

0.54 [0.38, 0.77]

0.59 [0.41, 0.86]

16–17

15.8 (1214)

0.75 [0.50, 1.13]

0.75 [0.47, 1.20]

Gender

   

Female

5.2 (9089)

1.00

1.00

Male

22.0 (9279)

5.17 [4.08, 6.54]

3.64 [2.72, 4.86]

Parental smoking status

   

None

9.6 (9648)

1.00

1.00

One or both parents smokers

17.3 (8805)

1.98 [1.56, 2.53]

1.62 [1.25, 2.11]

Best friends smokers

   

None

4.0 (9445)

1.00

1.00

Some

15.7 (7664)

4.44 [3.12, 6.32]

5.07 [3.54, 7.25]

Most or all

53.5 (1627)

27.45 [18.40, 40.96]

26.71 [18.26, 39.06]

Perception that smoking is harmful

   

No

27.7 (2362)

1.00

1.00

Yes

11.5 (16309)

0.34 [0.25, 0.47]

0.47 [0.33, 0.66]

  1. aCI = Confidence Interval