Evidence map›Paper›PMID 29721843›Full record

ArticleWorld journal of pediatrics : WJP2018

Hyperthyroxinemia at birth: a cause of idiopathic neonatal hyperbilirubinemia?

Irena Ulanovsky, Tatiana Smolkin, Shlomo Almashanu, Tatiana Mashiach, Imad R Makhoul

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Article in World journal of pediatrics : WJP, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
0.4field-weighted citation impact, top 32% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed, 1 citations in OpenAlex.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 1 country.

Irena UlanovskyDepartment of Neonatology, Ruth Rappaport Children's Hospital, Rambam Medical Center, Rambam Health Care Campus, Bat-Galim, 3109601, Haifa, Israel.
Tatiana SmolkinDepartment of Neonatology, Ruth Rappaport Children's Hospital, Rambam Medical Center, Rambam Health Care Campus, Bat-Galim, 3109601, Haifa, Israel.
Shlomo AlmashanuNational Newborn Screening Program, Public Health Services, Ministry of Health, Tel Hashomer, Israel.
Tatiana MashiachDepartment of Epidemiology, Rambam Medical Center, Haifa, Israel.
Imad R MakhoulDepartment of Neonatology, Ruth Rappaport Children's Hospital, Rambam Medical Center, Rambam Health Care Campus, Bat-Galim, 3109601, Haifa, Israel. makhoul.imad57@gmail.com.
Rambam Health Care Campus · ILIsrael Ministry of Health · ILTechnion – Israel Institute of Technology · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSome neonates develop idiopathic hyperbilirubinemia (INHB) requiring phototherapy, yet with no identifiable causes. We searched for an association between abnormal thyroid levels after birth and INHB.

methodsOf 5188 neonates, 1681 (32.4%) were excluded due to one or more risk factors for hyperbilirubinemia. Total thyroxine (TT4) and thyroid stimulating hormone values were sampled routinely at 40-48 hours of age and measured in the National Newborn Screening Program.

resultsOf the 3507 neonates without known causes for hyperbilirubinemia, 61 (1.7%) developed INHB and received phototherapy. Univariate analyses found no significant association between mode of delivery and INHB (vacuum-delivered neonates were a priori excluded). Nonetheless, in cesarean-delivered (CD) neonates, two variables had significant association with INHB: TT4 ≥ 13 µg/dL and birth at 38-38.6 weeks. In vaginally delivered (VD) born neonates, INHB was associated with weight loss > 7.5% up to 48 hours of age. Multivariate logistic regression analysis showed a strong effect of mode of delivery on possible significant association with INHB. In CD neonates, such variables included: TT4 ≥ 13 µg/dL [P = 0.025, odds ratio (OR) 5.49, 95% confidence interval (CI) 1.23-24.4] and birth at 38-38.6 weeks (P = 0.023, OR 3.44, 95% CI 1.19-9.97). In VD neonates, weight loss > 7.5% (P = 0.019, OR 2.1, 95% CI 1.13-3.83) and 1-min Apgar score < 9 (P < 0.001, OR 3.8, 95% CI 1.83-7.9), but not TT4, showed such an association.

conclusionsINHB was significantly associated with birth on 38-38.6 week and TT4 (≥ 13 µg/dL) in CD neonates, and with a weight loss > 7.5% in VD neonates. We herein highlight some acknowledged risk factors for neonatal hyperbilirubinemia, and thus minimize the rate of INHB.

Indexed as

Analysis of VarianceCohort StudiesFemaleFollow-Up StudiesHumansHyperbilirubinemia, NeonatalHyperthyroxinemiaInfant, NewbornIsraelLogistic ModelsMaleMultivariate AnalysisNeonatal ScreeningPhototherapyRetrospective StudiesRisk AssessmentHyperbilirubinemiaNeonatePhototherapyThyroid hormone

Identifiers

PMID29721843
OpenAlexW2801020389

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Registered trials

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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.