Characteristics | Winter | Summer | ||
---|---|---|---|---|
Crude OR (95% CI) | aORb (95% CI) | Crude OR (95% CI) | aORb (95% CI) | |
Socioeconomic variables | ||||
Unemployed (vs workers) | 5.72* (3.29–9.95) | 2.03 (0.45–9.08) | 4.50* (2.95–6.85) | 3.14* (1.11–8.87) |
Lower educational level (vs higher) | 1.10 (0.68–1.77) | 0.58 (0.19–1.74) | 1.15 (0.78–1.69) | 0.90 (0.41–2.01) |
Income ≤1000 (vs > 1000) | 2.10* (1.11–3.97) | 2.76 (0.27–27.89) | 2.34* (1.34–4.07) | 1.28 (0.38–4.39) |
Car disposal (vs no car disposal) | 0.11* (0.06–0.21) | 0.07* (0.01–0.64) | 0.19* (0.12–0.30) | 0.21* (0.08–0.60) |
Health-related variables | ||||
BMIa | 0.96 (0.87–1.06) | 0.85* (0.74–0.98) | 0.92* (0,86–0.99) | 0.86* (0.78–0.95) |
Chronic disease (vs no chronic disease) | 1.67* (1.05–2.67) | 0.85 (0.21–3.40) | 1.29 (0.88–1.90) | 0.47 (0.18–1.26) |
Smokers (vs non-smokers) | 0.55* (0.31–0.99) | 1.54 (0.35–6.79) | 0.56* (0.35–0.89) | 0.63 (0.21–1.96) |
Alcohol consumption (vs no) | 0.60* (0.37–0.96) | 0.71 (0.19–2.71) | 0.61* (0.41–0.89) | 0.59 (0.23–1.49) |
Demographic variables | ||||
Age group | ||||
46–64 (vs ≤45) | 1.23 (0.64–2.36) | 2.81 (0.50–16.22) | 1.15 (0.71–1.87) | 1.76 (0.55–5.63) |
≥ 65 (vs ≤45) | 4.75* (2.72–8.31) | 3.02 (0.39–23.22) | 3.03* (1.93–4.77) | 1.66 (0.44–6.28) |
Women (vs men) | 1.54 (0.94–2.52) | 0.85 (0.22–3.31) | 0.98 (0.66–1.43) | 0.45 (0.19–1.08) |
Single (vs married) | 1.38 (0.87–2.21) | 1.26 (0.39–4.06) | 1.16 (0.79–1.71) | 0.53 (0.23–1.21) |
Children (< 18 y)a | 0.61* (0.41–0.90) | 2.12 (0.74–6.08) | 0.57* (0.41–0.79) | 0.96 (0.43–2.14) |