Evidence map›Paper›PMID 40108964›Full record

ArticleAnnals of pediatric endocrinology & metabolism2025

Predictive factors of permanent versus transient congenital hypothyroidism: a pragmatic cohort study.

Niki Dermitzaki, Vasileios Giapros, Marianna Deligeorgopoulou, Vasiliki Rengina Tsinopoulou, Eleni Kotanidou, Maria Baltogianni, Foteini Balomenou, Anastasios Serbis

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Article in Annals of pediatric endocrinology & metabolism, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

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0cells of the map it votes in
6citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

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6 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Niki DermitzakiNeonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece.
Vasileios GiaprosNeonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece.
Marianna DeligeorgopoulouPediatric Department, School of Medicine, University of Ioannina, Ioannina, Greece.
Vasiliki Rengina Tsinopoulou2nd Department of Pediatrics, AHEPA University General Hospital, School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece.
Eleni Kotanidou2nd Department of Pediatrics, AHEPA University General Hospital, School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece.
Maria BaltogianniNeonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece.
Foteini BalomenouNeonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece.
Anastasios SerbisPediatric Department, School of Medicine, University of Ioannina, Ioannina, Greece.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo identify clinical predictors of permanent congenital hypothyroidism (PCH) and transient congenital hypothyroidism (TCH).

methodsThis retrospective cohort study enrolled neonates with risk factors for congenital hypothyroidism as diagnosed by neonatal screening test or blood testing. Levothyroxine (LT4) dose and serum thyroid stimulating hormone (TSH) concentrations were recorded from birth to 3 years of age.

resultsWe enrolled 88 neonates, 35 with PCH and 53 with TCH. An LT4 dose > 3.8 μg/kg/day at 6 months (sensitivity 62%, specificity 96%), 3.0 μg/kg/day at 12 months (64%, 97%, respectively), 2.6 μg/kg/day at 2 years (80%, 98%), and 2.5 μg/kg/day at 3 years (89%, 98%) of age could predict PCH. Daily total LT4 doses > 50 µg at any time during the follow-up period were found solely in the PCH group (28% vs 0%, P<0.001). Independent discriminative predictors of PCH and TCH were TSH concentrations at diagnosis (beta=-4.3, P<0.001); daily LT4 dose at 6 (beta=-2.9, P=0.004), 12 (beta=-3.4, P=0.001), and 24 months of age (beta=-3.2, P=0.001); TSH > 5 μIU/mL at any time after treatment initiation (beta=-3.6, P<0.001); and increase in LT4 dose by more than twice (beta=-3.2, P<0.001).

conclusionDiscrimination between PCH and TCH was achieved based on serum TSH concentrations at diagnosis, TSH > 5 μIU/mL during treatment, LT4 dose, LT4 > 50 µg during treatment, and increasing LT4 dose during treatment.

Indexed as

Congenital hypothyroidismLevothyroxinePermanent congenital hypothyroidismTransient congenital hypothyroidism

Identifiers

PMID40108964
PMCPMC12235431

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.