Table 6 Birth weight and average VOC exposure during pregnancy, term births, Camp Lejeune 1968-1985
Exposure | # | Mean birth weight difference in grams (95% CI) | p value |
|---|---|---|---|
Tetrachloroethylene (PCE)* | |||
Unexposed (ref) | 3453 | -- | |
>0 - <35.9 ppb | 3769 | 4.4 (−17.4, 26.1) | 0.69 |
≥35.9- <52.6 ppb | 1882 | −28.5 (−55.1, −1.9) | 0.04 |
≥52.6 - <80.7 ppb | 1131 | 3.8 (−28.3, 36.0) | 0.82 |
≥80.7 ppb | 755 | 8.2 (−29.5, 46.0) | 0.67 |
Trichloroethylene (TCE) † | |||
Unexposed (ref) | 1979 | -- | |
>0 - <1.7 ppb | 4599 | −42.2 (−66.7, −17.7) | <0.01 |
≥1.7- <3.1 ppb | 2102 | −48.9 (−77.4, −20.3) | <0.01 |
≥3.1 - <9.8 ppb | 1411 | −40.5 (−72.3, −8.7) | 0.01 |
≥9.8 ppb | 899 | −78.3 (−115.0, −41.7) | <0.01 |
Benzene§ | |||
Unexposed (ref) | 7820 | -- | |
>0 - <1 ppb | 2474 | −14.5 (−35.5, 6.5) | 0.18 |
≥1 ppb | 696 | −36.2 (−72.3, −0.1) | 0.05 |