Per IQR increase | Mean difference | Odd ratios | ||||
---|---|---|---|---|---|---|
Birth weight, grams | HC, cm | BL, cm | PTBa (case: 601) | TLBWb (case: 271) | SGAc (case: 928) | |
in exposure | (N = 7683) | (N = 6127) | (N = 7583) | (N = 7761) | (N = 7350) | (N = 7683) |
PM10_road (μg/m3) | ||||||
 First trimester | 3.54 (−8.22, 15.31) | 0.01 (−0.03, 0.05) | 0.04 (− 0.02, 0.10) | 1.00 (0.89, 1.12) | 1.15 (0.99, 1.34) | 1.02 (0.93, 1.11) |
 Second trimester | 1.02 (−10.48,12.53) | −0.02 (−0.05, 0.02) | 0.02 (− 0.04, 0.07) | 1.00 (0.89, 1.11) | 1.18 (1.02, 1.37) | 1.04 (0.95, 1.13) |
 Third trimester | 1.85 (−9.73, 13.43) | 0.00 (−0.04, 0.03) | 0.04 (− 0.02, 0.10) | 0.99 (0.88,1.10) | 1.17 (1.00,1.36) | 1.04 (0.95,1.13) |
 Total pregnancy | 2.06 (−10.00, 14.12) | 0.00 (−0.04, 0.04) | 0.04 (−0.03, 0.10) | 1.00 (0.89, 1.12) | 1.18 (1.04, 1.38) | 1.03 (0.95, 1.13) |
PM10_other (μg/m3) | ||||||
 First trimester | 13.78 (−0.14, 27.70) | 0.05 (0.07, 0.10) | 0.10 (0.03, 0.17) | 0.97 (0.85, 1.12) | 1.02 (0.82, 1.28) | 1.00 (0.89, 1.12) |
 Second trimester | 9.20 (−4.70, 23.09) | 0.00 (−0.04, 0.05) | 0.05 (−0.02, 0.12) | 0.99 (0.86,1.13) | 1.16 (0.94, 1.44) | 1.05 (0.94, 1.17) |
 Third trimester | 9.17 (−5.08, 23.43) | 0.03 (−0.02, 0.07) | 0.07 (−0.01, 0.14) | 1.03 (0.90,1.19) | 1.20 (0.97, 1.50) | 1.08 (0.97, 1.21) |
 Total pregnancy | 11.05 (−2.98, 25.09) | 0.03 (−0.02, 0.07) | 0.08 (0.01, 0.15) | 1.00 (0.87, 1.15) | 1.13 (0.91, 1.41) | 1.05 (0.94, 1.17) |
PM10_total (μg/m3) | ||||||
 First trimester | 8.81 (−7.85, 25.46) | 0.10 (0.04, 0.15) | 0.15 (0.06, 0.23) | 0.97 (0.82,1.14) | 0.77 (0.58, 1.01) | 0.90 (0.79, 1.03) |
 Second trimester | 5.56 (−23.71, 5.31) | −0.03 (−0.08, 0.02) | 0.03 (−0.06, 0.12) | 0.84 (0.71,0.99) | 1.08 (0.83,1.41) | 1.00 (0.88, 1.14) |
 Third trimester | 1.09 (−13.54, 15.72) | 0.01 (−0.04, 0.05) | 0.02 (−0.05, 0.09) | 1.08 (0.94, 1.24) | 1.40 (1.12, 1.75) | 1.18 (1.05, 1.32) |
 Total pregnancy | 0.89 (−13.61,15.38) | 0.03 (−0.02,0.07) | 0.10 (0.03, 0.18) | 1.01 (0.87, 1.16) | 1.11 (0.88, 1.40) | 1.05 (0.93,1.17) |