Evidence map›Paper›PMID 40049150›Full record

SynthesisNeonatology2025

Early Postnatal Weight Loss and Its Association with Outcomes in Very Preterm Neonates: A Systematic Review and Meta-Analysis.

Sreeja Kothapally, Chandra Rath, Bhanu B Gowda, Jay Sharma, Sanjay K Patole, Shripada Rao

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Neonatology, 2025. 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
–field-weighted citation impact
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. Review
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

6 authors.

Sreeja KothapallyPaediatrics, Perth Children's Hospital, Nedlands, Washington, Australia.
Chandra RathNeonatology, Perth Children's Hospital, Nedlands, Washington, Australia.
Bhanu B GowdaSchool of Medicine, University of Western Australia, Nedlands, Washington, Australia.
Jay SharmaSchool of Medicine, University of Western Australia, Nedlands, Washington, Australia.
Sanjay K PatoleNeonatology, King Edward Memorial Hospital, Subiaco, Washington, Australia.
Shripada RaoNeonatology, Perth Children's Hospital, Nedlands, Washington, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionIdeal early postnatal weight loss (PWL) and its association with mortality and morbidity in preterm infants are not well known. This review explored the association between early PWL and outcomes in very premature infants (<32 weeks).

methodsThis is a systematic review and meta-analyses of the observational studies. PubMed, Medline, EMBASE, Cochrane Library, EMCARE, and MedNar databases were searched in April 2024. Outcomes of interest were mortality and morbidities such as intraventricular haemorrhage (IVH), chronic lung disease (CLD), patent ductus arteriosus, necrotising enterocolitis (NEC), retinopathy of prematurity, and long-term neurodevelopmental outcomes. Data were pooled separately for adjusted and unadjusted odds ratios (ORs) using random-effects model. Separate analyses were conducted for case-control and cohort studies. Data were pooled separately for the excess weight loss (EWL) group (>15% from birth weight) and inadequate weight loss (IWL) group (<5% from birth weight).

resultsEighteen studies (25,158 infants) were included. Pooling of adjusted ORs in EWL group from cohort studies found significant association with mortality (OR 1.39 confidence interval [CI; 1.10-1.75]), severe IVH (OR 1.37 CI [1.18-1.59]), NEC (OR 2.05 CI [1.05-4.03]), and "Mortality or IVH" (OR 1.40 CI [1.10-1.78]). Pooling adjusted ORs from case-control studies showed a significant association between EWL and CLD and between IWL and mortality or CLD. Certainty of evidence was "Low" or "Very-low."

conclusionEWL or IWL in very preterm infants may be associated with higher odds of mortality and morbidity. However, cofactors of severity of associated disease, insufficient nutrition, and treatments could not be assessed.

Indexed as

Infant, Extremely PrematureInfant, Premature, DiseasesWeight LossHumansInfant, NewbornInfant, PrematureMorbidityMortalityPostnatal weight lossVery preterm infant

Identifiers

PMID40049150
PMCPMC12060839

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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.