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Table 1 Prevalence of thyroid disorders in 3rd trimester of pregnancy

From: Study of thyroid function in pregnancy, its feto-maternal outcome; a prospective observational study

Thyroid status Prevalence Mean TSH
(mIU/L)
Mean fT4
(ng/dl)
Mean fT3
(pg/ml)
Subclinical hypothyroidism
n = 11
5.6% 8.02 ± 1.25 1.09 ± 0.30 3.07 ± 0.56
Overt hypothyroidism
n = 7
3.5% 11.92 ± 5.34 0.36 ± 0.24 0.81 ± 0.66
Subclinical hyperthyroidism
n = 3
1.5% 0.07 ± 0.03 1.2 ± 0.10 4.1 ± 0.40