Overall | Water | Air | |||||||
---|---|---|---|---|---|---|---|---|---|
Hazard category | n* | OR† | 95% CI | n* | OR† | 95% CI | n* | OR† | 95% CI |
*Number of cases. | |||||||||
†Adjusted for socioeconomic status and maternal age. | |||||||||
Low | 105 | 1.53 | 0.88 to 2.68 | 46 | 0.98 | 0.34 to 2.80 | 41 | 1.12 | 0.42 to 3.01 |
Medium | 51 | 1.28 | 0.56 to 2.91 | 108 | 1.55 | 0.91 to 2.63 | 139 | 1.51 | 0.97 to 2.34 |
High | 48 | 1.65 | 0.83 to 3.29 | 50 | 1.66 | 0.85 to 3.23 | 24 | 1.15 | 0.36 to 3.61 |
Trend in 3 ORs with hazard category: | p=0.87 | p=0.22 | p=0.85 | ||||||
Trend in 14 ORs with hazard score: | p=0.62 | p=0.37 | p=0.93 |