Impact of Maternal Thyroperoxidase Status on Fetal Body and Brain Size

Table 3

Multiple regression results for the association between maternal TPO status and fetal/infant brain growth variables by race/ethnicity.

	Overall 𝛽 (SE)	White 𝛽 (SE)	Black 𝛽 (SE)	Hispanic 𝛽 (SE)	Other 𝛽 (SE)
Head circumferenceΨ	−0.313 (0.161)	−0.727 *** (0.214)	−0.237 (0.544)	0.471 (0.268)	−1.636 ** (0.713)
Brain weightΨ	−7.789 (4.0291)	−18.409 *** (5.463)	−5.059 (13.346)	11.602 (6.648)	−41.491 ** (18.001)
Brain-to-body ratio†	−0.147 (0.158)	−0.533 ** (0.220)	0.238 (0.495)	0.333 (0.279)	−1.201 (0.616)

ΨAdjusted for maternal race/ethnicity, smoking habits, maternal age, marital status, parity, maternal obesity, delivery type, infant gender, infant birth weight, and gestational age at delivery.
† Adjusted for maternal race/ethnicity, smoking habits, maternal age, marital status, parity, maternal obesity, delivery type, infant gender, and gestational age.
∗∗ and ∗∗∗indicate significance at 0.05 and 0.01 level, respectively.