KiGGS baseline study (2003-2006) | KiGGS Wave 1 (2009-2012) | |||
---|---|---|---|---|
Model 1 | Model 2 | Model 1 | Model 2 | |
OR (95 % CI) | OR (95 % CI) | OR (95 % CI) | OR (95 % CI) | |
p value | p value | p value | p value | |
Socioeconomic status (SES) | ||||
Low | 11.63 (9.11–14.85) | 6.58 (4.97–8.71) | 13.59 (7.03–26.28) | 6.59 (3.17–13.68) |
p < 0.001 | p < 0.001 | p < 0.001 | p < 0.001 | |
Medium | 3.93 (3.11–4.96) | 2.76 (2.10–3.62) | 2.77 (1.54–5.00) | 1.73 (0.94–3.20) |
p < 0.001 | p < 0.001 | p < 0.001 | p = 0.080 | |
High | Ref. | Ref. | Ref. | Ref. |
Parental smoking behaviour | ||||
Both parents smoke | 19.10 (15.38–23.73) | 15.29 (12.21–19.13) | 11.08 (5.90–20.80) | 7.40 (3.78–14.48) |
p < 0.001 | p < 0.001 | p < 0.001 | p < 0.001 | |
One parent smokes | 7.43 (5.98–9.23) | 6.53 (5.21–8.17) | 7.08 (4.01–12.50) | 5.55 (3.16–9.75) |
p < 0.001 | p < 0.001 | p < 0.001 | p < 0.001 | |
Neither parent smokes | Ref. | Ref. | Ref. | Ref. |