International Journal of Endocrinology / 2019 / Article / Tab 3

Research Article

Assessment of Iodine Status among Pregnant Women and Neonates Using Neonatal Thyrotropin (TSH) in Mainland China after the Introduction of New Revised Universal Salt Iodisation (USI) in 2012: A Re-Emergence of Iodine Deficiency?

Table 3

Biochemical results of participants by year of study.

2016 (n = 1657)2017 (n = 1403) value

Age27.9 ± 3.928.6 ± 4.2<0.001
Weeks of gestation at recruitment16.0 ± 5.315.7 ± 5.60.254
Average length of pregnancy (gestational age at birth)39.1 ± 1.539.1 ± 1.50.130
TSH1.82 ± 1.621.96 ± 3.210.115
FT34.53 ± 1.504.44 ± 1.530.091
FT416.14 ± 4.5715.63 ± 5.030.003
Neonatal TSH (mIU/L)4.89 ± 2.324.84 ± 1.690.512
 Prevalence of neonatal TSH values >5 mIU/L (%)29.828.90.592
Neonatal weight (g)3373 ± 4523342 ± 4570.058
 Prevalence of LBW (%)2.83.60.253
Neonatal APGAR score9.98 ± 0.249.99 ± 0.170.647

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