Air pollutant/time scale | Overall cases (n = 446) | Cleft lip with or without cleft palate (n = 371) | Cleft palate only (n = 75) |
---|---|---|---|
aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | |
Per IQR increase in CO | |||
1st month | 1.41 (1.20, 1.67) | 1.49 (1.25, 1.78) | 1.23 (0.80, 1.91) |
2nd month | 1.36 (1.16, 1.60) | 1.40 (1.18, 1.67) | 1.16 (0.74, 1.81) |
3rd month | 1.49 (1.27, 1.75) | 1.55 (1.30, 1.84) | 1.17 (0.76, 1.81) |
Per IQR increase in NO2 | |||
1st month | 1.78 (1.49, 2.12) | 1.79 (1.48, 2.18) | 1.88 (1.19, 2.96) |
2nd month | 1.66 (1.39, 2.00) | 1.59 (1.30, 1.94) | 1.98 (1.25, 3.14) |
3rd month | 1.50 (1.26, 1.79) | 1.44 (1.18, 1.75) | 1.98 (1.28, 3.07) |
Per IQR increase in SO2 | |||
1st month | 1.20 (1.01, 1.44) | 1.21 (1.00, 1.46) | 1.17 (0.71, 1.94) |
2nd month | 1.31 (1.09, 1.58) | 1.35 (1.11, 1.65) | 1.09 (0.63, 1.88) |
3rd month | 1.35 (1.14, 1.60) | 1.39 (1.16, 1.67) | 0.96 (0.60, 1.54) |
Per IQR increase in O3 | |||
1st month | 0.87 (0.71, 1.06) | 0.86 (0.69, 1.06) | 0.93 (0.57, 1.52) |
2nd month | 0.94 (0.78, 1.14) | 0.94 (0.76, 1.16) | 0.89 (0.55, 1.43) |
3rd month | 1.06 (0.87, 1.30) | 1.11 (0.89, 1.39) | 0.89 (0.55, 1.43) |