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Table 5 Term low birth weight and average VOC exposure, entire pregnancy, Camp Lejeune, 1968-1985

From: Evaluation of contaminated drinking water and preterm birth, small for gestational age, and birth weight at Marine Corps Base Camp Lejeune, North Carolina: a cross-sectional study

Exposure Term low birth weight OR (95% CI) p value
No #, % Yes #, %
Tetrachloroethylene (PCE)     
No exposure 3376, 31.4 77, 31.3 1.0 (ref.)  
>0 - <35.9 ppb 3689, 34.3 80, 32.5 1.0 (0.7- 1.3) 0.75
≥35.9- <52.6 ppb 1834, 17.1 48, 19.5 1.1 (0.9-1.9) 0.46
≥52.6 - <80.7 ppb 1102, 10.3 29, 11.8 1.2 (0.7-1.7) 0.52
≥80.7 ppb 743, 6.9 12, 4.9 0.7 (0.5-1.4) 0.27
Trichloroethylene (TCE)     
No exposure 1938, 18.0 41, 16.7 1.0 (ref.)  
>0 - <1.7 ppb 4502, 41.9 97, 39.4 1.0 (0.7-1.5) 0.92
≥1.7- <3.1 ppb 2045, 19.0 57, 23.1 1.3 (0.9-2.0) 0.18
≥3.1 - <9.8 ppb 1384, 12.9 27, 11.0 0.9 (0.6-1.5) 0.75
≥9.8 ppb 875, 8.1 24, 9.8 1.3 (0.8-2.2) 0.32
Benzene     
No exposure 7651, 71.2 169, 68.7 1.0 (ref.)  
>0- < 1 ppb 2419, 22.5 55, 22.4 1.0 (0.8-1.4) 0.85
≥ 1 ppb 674, 6.3 22, 8.9 1.5 (0.9-2.3) 0.09