Evidence map›Paper›PMID 42629394›Full record

ArticleJournal of perinatology : official journal of the California Perinatal Association2026

Diaphragm ultrasound and lung aeration in small-for-gestational-age versus appropriate-for-gestational-age newborns: a cross-sectional study.

Ingrid Kelly Silva de Macedo, Mayson Laercio de Araujo Sousa, Bárbara Bernardo Rinaldo da Silva Figueirêdo, Paulo André Freire Magalhães

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In one paragraph

Article in Journal of perinatology : official journal of the California Perinatal Association, 2026. 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. 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

4 authors.

Ingrid Kelly Silva de MacedoGraduate Program in Rehabilitation and Functional Performance, University of Pernambuco (UPE), Petrolina, Brazil.ORCID http://orcid.org/0009-0006-5207-6543
Mayson Laercio de Araujo SousaUniversity of Manitoba, College of Rehabilitation Sciences, Department of Respiratory Therapy, Winnipeg, MB, Canada.
Bárbara Bernardo Rinaldo da Silva FigueirêdoGraduate Program in Rehabilitation and Functional Performance, University of Pernambuco (UPE), Petrolina, Brazil.
Paulo André Freire MagalhãesGraduate Program in Rehabilitation and Functional Performance, University of Pernambuco (UPE), Petrolina, Brazil. paulof.magalhaes@upe.br.

Funding

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (Brazilian Federal Agency for the Support and Evaluation of Graduate Education) Finance Code 001
6 · The paper itself

Abstract

objectiveTo compare diaphragm ultrasound findings and lung aeration between SGA and AGA newborns.

methodsIn this cross-sectional study, clinically stable term SGA and AGA newborns underwent diaphragm and lung ultrasound. Diaphragm parameters and 6-region lung ultrasound score (LUS) were assessed, with thickness and excursion normalized by birth weight.

resultsFifty-four newborns were included (27 SGA and 27 AGA). SGA newborns had lower absolute inspiratory and expiratory diaphragmatic thicknesses; however, these between-group differences were no longer significant after normalization by birth weight. Regression analyses adjusting for body weight continued to demonstrate an association between SGA status and diaphragmatic thickness. No significant differences were observed in diaphragmatic functional indices or pulmonary aeration.

conclusionsSGA newborns had lower absolute diaphragmatic thickness than AGA newborns, while diaphragmatic function and pulmonary aeration were preserved. Differences in thickness were influenced by body size but were not fully explained by birth weight.

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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.