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1Department of Internal Medicine, Chung-Ang University College of Medicine, Seoul, Korea
2Department of Internal Medicine, Seoul Metropolitan Government Seoul National University Boramae Medical Center, Seoul, Korea
Copyright © 2023 Korean Endocrine Society
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
CONFLICTS OF INTEREST
No potential conflict of interest relevant to this article was reported.
Variable |
2.5th–97.5th percentile |
|
---|---|---|
Moon et al. (2015) [12] | Kim et al. (2018) [13] | |
TSH, mIU/L | ||
First | 0.01–4.10 | 0.03–4.24 |
Second | 0.01–4.26 | 0.13–4.84 |
Third | 0.15–4.57 | 0.30–5.57 |
Free T4, ng/dL | ||
First | 0.83–1.65 | 0.84–1.43 |
Second | 0.71–1.22 | 0.68–1.21 |
Third | 0.65–1.13 | 0.67–1.13 |
LT4, levothyroxine; TPOAb, thyroid peroxidase antibody; POSTAL, Pregnancy Outcomes Study in Euthyroid Women with Thyroid Autoimmunity After Levothyroxine; TABLET, Thyroid Antibodies and Levothyroxine; IVF, in vitro fertilization; TSH, thyroid-stimulating hormone; RR, relative risk; CI, confidence interval.