From: Ambient air pollution and adverse birth outcomes: a natural experiment study
Concentration of ambient air pollutant | NO2 (per 10 ug/m3) | PM10 (per 10 ug/m3) | ||||||
---|---|---|---|---|---|---|---|---|
Single pollutant model | Multi-pollutant model | Single pollutant model | Multi-pollutant model | |||||
OR (95 % CI) | P-value | AOR (95 % CI) | P-value | OR (95 % CI) | P-value | AOR (95 % CI) | P-value | |
1st trimester | 0.98 (0.89, 1.08) | 0.732 | 0.93 (0.70, 1.25) | 0.645 | 0.98 (0.94, 1.02) | 0.258 | 1.00 (0.92, 1.08) | 0.992 |
2nd trimester | 0.94 (0.87, 1.02) | 0.141 | 0.22 (0.68, 1.08) | 0.194 | 0.96 (0.91, 1.00) | 0.074 | 0.97 (0.88, 1.08) | 0.597 |
3rd trimester | 1.01 (0.89, 1.15) | 0.897 | 0.96 (0.72, 1.29) | 0.805 | 0.98 (0.94, 1.02) | 0.299 | 1.01 (0.90, 1.12) | 0.923 |