Table 2 Spearman’s correlation between maternal characteristics and neonatal cord thyroid hormones stratified by infant sex
From: Association between maternal age and sex-based neonatal free triiodothyronine levels
Cord blood fT3 | Cord blood fT4 | Cord blood TSH | ||||
|---|---|---|---|---|---|---|
rs | P | rs | P | rs | P | |
Male birth (n = 108) | ||||||
Maternal age | -0.270 | 0.005 | 0.056 | 0.568 | 0.073 | 0.450 |
Maternal BMI | -0.252 | 0.009 | 0.150 | 0.122 | -0.050 | 0.609 |
Birthweight | -0.023 | 0.815 | 0.168 | 0.168 | -0.012 | 0.899 |
Maternal fT3 | -0.079 | 0.417 | -0.055 | 0.575 | -0.215 | 0.025 |
Maternal fT4 | -0.029 | 0.763 | 0.008 | 0.934 | -0.187 | 0.052 |
Maternal TSH | -0.145 | 0.135 | -0.098 | 0.313 | 0.312 | 0.001 |
Female birth (n = 95) | ||||||
Maternal age | -0.328 | 0.001 | 0.020 | 0.847 | 0.143 | 0.168 |
Maternal BMI | -0.119 | 0.252 | 0.090 | 0.385 | -0.057 | 0.580 |
Birthweight | -0.055 | 0.593 | 0.201 | 0.051 | -0.005 | 0.959 |
Maternal fT3 | 0.109 | 0.293 | 0.115 | 0.268 | -0.116 | 0.261 |
Maternal fT4 | 0.032 | 0.761 | -0.056 | 0.591 | -0.233 | 0.023 |
Maternal TSH | -0.282 | 0.006 | -0.178 | 0.084 | 0.180 | 0.081 |