Table 3.
Univariable model OR (95% CI) | Multivariable model a OR (95% CI) | |
---|---|---|
Age (years) |
|
|
26–29 |
1.00 |
1.00 |
30–39 |
2.47 (1.43–4.29) |
2.99 (1.68–5.32) |
40–49 |
1.87 (1.08–3.24) |
2.32 (1.28–4.19) |
50–59 |
2.08 (1.19–3.67) |
2.26 (1.22–4.16) |
≥ 60 |
1.45 (0.77–2.73) |
1.61 (0.72–3.58) |
Age at smoking onset |
|
|
< 14 |
1.99 (0.72–5.48) |
2.96 (1.08–8.12) |
14–17 |
2.07 (1.32–3.24) |
2.25 (1.41–3.58) |
18–20 |
1.45 (0.93–2.26) |
1.57 (1.01–2.45) |
≥ 21 |
1.00 |
1.00 |
Education |
|
|
Primary |
1.02 (0.52–1.97) |
0.77 (0.36–1.64) |
Vocational |
0.99 (0.54–1.80) |
0.74 (0.39–1.41) |
Secondary |
1.05 (0.57–1.96) |
0.92 (0.48–1.75) |
High |
1.00 |
1.00 |
Economic activity |
|
|
Employed |
1.00 |
1.00 |
Unemployed |
0.95 (0.58–1.55) |
0.99 (0.59–1.66) |
Not active |
0.88 (0.61–1.26) |
0.96 (0.57–1.64) |
Place of residence |
|
|
Rural |
1.00 |
1.00 |
Urban up to 50 000 |
0.76 (0.51–1.14) |
0.70 (0.46–1.07) |
50 000–200 000 |
1.57 (1.02–2.41) |
1.27 (0.79–2.04) |
Over 200 000 |
0.92 (0.60–1.40) |
0.79 (0.51–1.24) |
Awareness of health consequences of smoking |
|
|
Yes |
1.00 |
1.00 |
No |
2.03 (1.39–2.98) |
1.81 (1.20–2.73) |
Rules regarding smoking at home |
|
|
Smoking allowed |
3.05 (1.92–4.84) |
2.97 (1.85–4.75) |
No rules |
2.31 (1.23–4.32) |
2.26 (1.19–4.29) |
Smoking prohibited with some exceptions |
1.70 (1.02–2.84) |
1.67 (0.99–2.81) |
Smoking completely prohibited | 1.00 | 1.00 |
Odds ratios were calculated using sample weights.
aMutually adjusted for all variables.