Exposure | Small for gestation age | OR (95% CI) | p value | |
---|---|---|---|---|
No #, % | Yes #, % | |||
Tetrachloroethylene (PCE) | ||||
No exposure | 3246, 31.4 | 476, 30.2 | 1.0 (ref.) | |
>0- < 35.8 ppb | 3558, 34.5 | 531, 33.7 | 1.0 (0.9-1.2) | 0.80 |
≥35.8- < 52.7 ppb | 1730, 16.8 | 309, 19.6 | 1.2 (1.0-1.4) | 0.01 |
≥52.7- < 81.4 ppb | 1075, 10.4 | 154, 9.8 | 1.0 (0.8-1.2) | 0.81 |
≥ 81.4 ppb | 713, 6.9 | 104, 6.6 | 1.0 (0.8-1.2) | 0.96 |
Trichloroethylene (TCE) | ||||
No exposure | 1891, 18.3 | 238, 15.1 | 1.0 (ref.) | |
>0- < 1.7 ppb | 4306, 41.7 | 676, 42.9 | 1.2 (1.1-1.5) | 0.01 |
≥1.7- < 3.2 ppb | 2057, 19.9 | 326, 20.7 | 1.3 (1.1-1.5) | 0.01 |
≥3.2- < 9.8 ppb | 1248, 12.1 | 180, 11.4 | 1.1 (1.0-1.4) | 0.20 |
≥ 9.8 ppb | 820, 7.9 | 154, 9.8 | 1.5 (1.2-1.9) | <0.01 |
Benzene | ||||
No exposure | 7356, 71.3 | 1107, 70.3 | 1.0 (ref.) | |
>0- < 1 ppb | 2335, 22.6 | 356, 22.6 | 1.0 (0.9-1.2) | 0.84 |
≥ 1 ppb | 631, 6.1 | 111, 7.1 | 1.2 (0.9-1.5) | 0.15 |