Table 4.

Adjusted regression coefficients for change in Psychomotor Development Index associated with a ln-unit increase in urinary phthalate metabolite concentration, both overall and stratified by sex.

Metabolite	All (n=135)	Boys (n=64)	Girls (n=71)
	β (95%CI)	β (95%CI)	β (95%CI)
MEP	0.02 (−0.96, 1.01)	0.06 (−1.33, 1.47)	0.29 (−1.06, 1.66)
MnBP	0.49 (−0.66, 1.64)	0.86 (−0.54, 2.27)	0.52 (−1.68, 2.73)
MIBP	0.57 (−0.67, 1.82)	0.63 (−0.68, 1.95)	0.37 (−1.67, 2.43)
MBzP	0.10 (−1.16, 1.37)	1.79 (0.14, 3.45)*	−1.21 (−3.31, 0.88)
MCPP	0.86 (−0.41, 2.15)	1.64 (0.15, 3.12)*	−0.26 (−2.83, 2.30)
MEHP	0.02 (−1.62, 1.66)	0.34 (−1.47, 2.16)	−0.07 (−2.49, 2.34)
MEHHP	−0.11 (−1.45, 1.22)	0.68 (−0.76, 2.13)	−0.48 (−2.75, 1.79)
MEOHP	0.03 (−1.26, 1.33)	0.80 (−0.62, 2.22)	−0.18 (−2.38, 2.01)
MECPP	−0.19 (−1.77, 1.38)	0.89 (−0.90, 2.68)	−0.90 (−3.48, 1.66)
Σ DEHP	0.01 (−1.46, 1.49)	1.05 (−0.72,2.83)	−1.22 (−3.92, 1.48)

Models were adjusted by mother’s age, mother’s educational level (total years of school), birth weight, breastfeeding practices (0=never, 1= at least one month, 2= 7 months, 3= 12 months), Z-score for weight-for-age, child’s current age (24, 30 or 36 months), and laboratory.

^*p value<0.05