Table 4:

Spearman correlation coefficients between maternal urinary OPE metabolite concentrations assessed at 16 weeks’ gestation, 26 weeks’ gestation, and delivery (creatinine-standardized).

16 weeks
	BCEP	BDCPP	DNBP	DPHP
BCEP	1	0.20*	0.07	0.10
BDCPP		1	−0.03	0.16*
DNBP			1	0.20*
DPHP				1
26 weeks
	BCEP	BDCPP	DNBP	DPHP
BCEP	1	0.38*	0.23*	0.24*
BDCPP		1	0.31*	0.33*
DNBP			1	0.24*
DPHP				1
Birth
	BCEP	BDCPP	DNBP	DPHP
BCEP	1	0.31*	0.22*	0.22*
BDCPP		1	0.06	0.25*
DNBP			1	0.20*
DPHP				1

^*p<0.05