Table 1 Participants’ sociodemographic characteristics by secondhand smoke (SHS) status (N = 200)
| Â | Non-Smoker/ Non-SHS Exposed | Non-Smoker/ SHS Exposed | Smoker/ SHS Exposed | p-value |
|---|---|---|---|---|
(N = 66) | (N = 76) | (N = 58) | ||
Sociodemographic Characteristics | ||||
Age in years, | ||||
 mean (SD)  median  range | 25.5 (4.6) 24.0 19–35 | 26.4 (4.7) 25.5 16–36 | 29.7 (3.5) 30.0 22–37 | 0.00011 |
Age group, % (n) | Â | Â | Â | Â |
 16–26 years | 63.6% (42) | 53.9% (41) | 17.2% (10) |  |
 > 26 years | 36.4% (24) | 46.1% (35) | 82.8% (48) | < 0.00012 |
Educational attainment, % (n) | Â | Â | Â | Â |
 Preparatory school or less (< 10 years) | 65.2% (43) | 67.1% (51) | 3.5% (2) |  |
 Secondary school or higher (≥ 10 years) | 34.8% (23) | 32.9% (25) | 96.5% (56) | < 0.00013 |
Residential area, % (n) | Â | Â | Â | Â |
 Urban | 12.1% (8) | 19.7% (15) | 91.4% (53) |  |
 Suburban | 12.1% (8) | 30.3% (23) | 8.6% (5) |  |
 Rural | 75.8% (50) | 50.0% (38) | 0% (0) | < 0.00013 |
Employment status, % (n) (N = 189) |  |  |  |  |
 Employed | 17.0% (10) | 26.4% (19) | 24.1% (14) |  |
 Unemployed | 83.0% (49) | 73.6% (53) | 75.9% (44) | 0.4202 |