Smokers (n = 504) | Non-smokers (n = 2818) | OR | 95% CI | |
---|---|---|---|---|
Age group in years | ||||
≤13 | 65 | 461 | 1.00 | Ref. |
14- | 45 | 434 | 0.74 | 0.49-1.10 |
15- | 77 | 506 | 1.04 | 0.87-1.24 |
≥16 | 317 | 1417 | 1.17 | 1.06-1.28 |
Sex | ||||
Female | 129 | 1430 | 1.00 | Ref. |
Male | 375 | 1388 | 3.00 | 2.40-3.70 |
School level | ||||
Intermediate | 217 | 1344 | 1.00 | Ref. |
Secondary | 287 | 1474 | 1.21 | 0.99-1.46 |
School status | ||||
Public | 438 | 2504 | 1.00 | Ref. |
Private | 66 | 314 | 1.20 | 0.90-1.60 |
Pocket money per month | ||||
≤300 SR | 425 | 2558 | 1.00 | Ref. |
>300 SR | 79 | 260 | 1.83 | 1.39-2.40 |
Father education | ||||
Illiterate | 62 | 194 | 1.00 | Ref. |
Less than university | 277 | 1573 | 0.55 | 0.40-0.75 |
University and higher | 165 | 1051 | 0.49 | 0.35-0.68 |
Mother education | ||||
Illiterate | 76 | 240 | 1.00 | Ref. |
Less than university | 276 | 1794 | 0.49 | 0.36-0.65 |
University and higher | 152 | 784 | 0.61 | 0.44-0.84 |