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 | 1.37 (1.19, 1.59) | 1.44 (1.23, 1.69) | 1.24 (0.84, 1.82) |
2nd month | 1.35 (1.17, 1.57) | 1.39 (1.19, 1.63) | 1.19 (0.81, 1.76) |
3rd month | 1.42 (1.23, 1.64) | 1.48 (1.26, 1.73) | 1.16 (0.79, 1.68) |
Per IQR increase in NO2 | |||
1st month | 1.58 (1.36, 1.83) | 1.606 (1.36, 1.89) | 1.63 (1.12, 2.37) |
2nd month | 1.52 (1.31, 1.77) | 1.48 (1.25, 1.75) | 1.66 (1.15, 2.39) |
3rd month | 1.37 (1.18, 1.59) | 1.35 (1.14, 1.59) | 1.60 (1.12, 2.29) |
Per IQR increase in SO2 | |||
1st month | 1.21 (1.03, 1.41) | 1.22 (1.04, 1.44) | 1.20 (0.77, 1.85) |
2nd month | 1.31 (1.12, 1.55) | 1.35 (1.14, 1.61) | 1.16 (0.73, 1.84) |
3rd month | 1.30 (1.12, 1.51) | 1.34 (1.14, 1.58) | 0.99 (0.66, 1.47) |
Per IQR increase in O3 | |||
1st month | 0.85 (0.70, 1.03) | 0.84 (0.68, 1.03) | 0.91 (0.56, 1.46) |
2nd month | 0.91 (0.95, 1.10) | 0.90 (0.73, 1.11) | 0.86 (0.54, 1.37) |
3rd month | 1.04 (0.86, 1.26) | 1.08 (0.87, 1.34) | 0.89 (0.56, 1.41) |