Biomonitoring of bisphenol A concentrations in maternal and umbilical cord blood in regard to birth outcomes and adipokine expression: a birth cohort study in Taiwan

Table 2 Correlation between serum BPA levels and characteristics of pregnant women and healthy neonates

	Spearman correlation coefficient
Characteristics	BPA level (total sample)	BPA level (1st tertiles)	BPA level (2nd tertiles)	BPA level (3rd tertiles)
Pregnant women
Age (years)	0.07	0.01	-0.03	0.12
BMI (kg/m²)	-0.08	-0.01	-0.21	-0.48*
TC (mg/dl)	-0.12	0.29	-0.67*	0.29
TRG (mg/dl)	0.20	0.44*	-0.52	0.45
HDL (mg/dl)	0.33 ^#	0.33	-0.21	-0.19
LDL (mg/dl)	-0.24	0.19	-0.61 ^#	0.29
Adiponectin (μg/ml)	-0.07	-0.19	-0.02	-0.09
Leptin (ng/ml)	0.11	0.39*	0.50*	0.59*
Newborns
BPA level (ng/ml)	-0.05	-0.02	-0.32	-0.53*
Birth weight (g)	-0.24*	-0.04	-0.24	-0.39 ^#
Gestation age (weeks)	0.05	0.19	0.09	-0.31
Adiponectin (μg/ml)	0.06	0.19	0.26	0.21
Leptin (ng/ml)	-0.08	0.09	0.05	0.04

BPA level divided into three quartiles: Q1 0.3-3.38 (ng/ml), Q2 3.38-7.04 (ng/ml), Q3 > 7.04 (ng/ml)
^# p-value < 0.1, *p-value < 0.05

ISSN: 1476-069X