Table 1.

Correlations (r) between birth measures (adjusted for sex and gestational age) or gestational age (37–42 wk) and cord thyroid function tests (n = 616) and maternal FT4 (n = 905)

	Cord TSHa	Cord FT4	Cord FT3a	Maternal FT4a
Birth weight	0.04	0.25***	0.02	−0.18***
Birth length	−0.02	0.17***	0.03	−0.11*
Birth head circumference	0.05	0.11	0.02	−0.14***
Birth sum of skinfolds	−0.02	0.19***	0.05	−0.18***
Gestational age	−0.03	−0.10	0.009	0.01
Placental weight	0.004	0.20***	0.05	−0.16***

Bonferroni adjusted P values are presented: ***, <0.001; **, <0.01; *, <0.05.

^aLog-transformed variables.