Table 6.

Results of multiple linear regression examining associations between daily BPA index and body mass index and abdominal circumference in children (n = 370) while adjusting for covariates.

	BMI (kg/m2)			AC (cm)
	$\mathsf{\beta }$	95% CI	p	$\mathsf{\beta }$	95% CI	p
Daily BPA Index a	0.02	−0.02 to 0.06	0.42	0.05	−0.05 to 0.15	0.33
Age (years)	0.20	−0.004 to 0.41	0.06	1.90	1.39 to 2.41	1.5 × 10−10
Sex
Female	Reference			Reference
Male	0.22	−0.17 to 0.62	0.27	0.44	−0.54 to 1.41	0.38
Dietary Pattern
More modern	Reference			Reference
Less modern	−0.06	−0.47 to 0.34	0.77	−0.61	−1.62 to 0.40	0.23
Physical Activity
More active than peers	Reference			Reference
About the same as peers	−0.22	−0.68 to 0.24	0.35	−0.10	−1.24 to 1.05	0.87
Less active than peers	−0.61	−1.39 to 0.17	0.12	−1.99	−3.92 to −0.06	0.04
Annual Household Income
<5000 talā	Reference			Reference
5000 to 9999 talā	−0.48	−0.99 to 0.03	0.07	−0.63	−1.91 to 0.65	0.33
≥10,000 talā	−0.20	−0.80 to 0.41	0.52	0.02	−1.49 to 1.52	0.98
Household Assets	0.11	0.06 to 0.16	0.00004	0.21	0.08 to 0.34	0.002

BPA, Bisphenol A; BMI, body mass index; AC, abdominal circumference; $\mathsf{\beta }$, unstandardized regression coefficient estimate; CI, confidence interval; p, p-value based on the t-test for the particular adjusted regression coefficient; ^a daily BPA index computed as shown in Equation (1); all variance inflation factors <1.3; R² for BMI model, 7.5%; R² for AC model, 17.4%.