Table 7.
Multiple linear regression model testing associations of 2-OH NAP with birth outcomes in subsets
| BW | BL | BHC | PI | CI | |
|---|---|---|---|---|---|
| Arterial traffic ≥35 m (n = 113) | |||||
| 2-OH NAP | |||||
| β | −6.85 | −0.07 | −0.16 | 0.01 | −0.07 |
| p | 0.904 | 0.785 | 0.361 | 0.934 | 0.963 |
| Arterial traffic < 35 m (n = 150) | |||||
| 2-OH NAP | |||||
| β | −112.56 | − 0.46 | 0.01 | − 0.12 | 3.50 |
| p | 0.035 | 0.064 | 0.999 | 0.753 | 0.016 |
Adjusted for parity, maternal BMI, maternal age, gender of newborn, gestational age, eating grilled meat, passive smoking, and levels of the other three PAH metabolites, urinary phenol, and cord blood lead; the bold text indicates p < 0.05