Table 4 Results of subgroup analysis stratified by interesting variable
From: Associations between environmental tobacco smoke exposure and oral health symptoms in adolescents
Variables | Boys | Girls | ||
|---|---|---|---|---|
Oral health symptoms | Oral health symptoms | |||
OR | 95% CI | OR | 95% CI | |
Home ETS | ||||
None | 1.00 | 1.00 | ||
1–3 days | 1.22 | (1.11–1.33) | 1.13 | (1.03–1.23) |
4–6 days | 1.17 | (0.99–1.39) | 1.22 | (1.06–1.42) |
7 days | 1.34 | (1.15–1.56) | 1.18 | (1.03–1.34) |
School ETS | ||||
None | 1.00 | 1.00 | ||
1–3 days | 1.14 | (0.98–1.34) | 1.30 | (1.12–1.51) |
4–6 days | 0.95 | (0.64–1.42) | 0.94 | (0.64–1.38) |
7 days | 1.03 | (0.66–1.61) | 1.48 | (0.88–2.48) |
Else ETS | ||||
None | 1.00 | 1.00 | ||
1–3 days | 1.42 | (1.32–1.54) | 1.39 | (1.30–1.49) |
4–6 days | 1.84 | (1.56–2.17) | 1.70 | (1.50–1.93) |
7 days | 1.72 | (1.32–2.23) | 1.88 | (1.60–2.20) |