Evidence map›Paper›PMID 23587186›Full record

ArticleBMC public health2013

No improvement in socioeconomic inequalities in birthweight and preterm birth over four decades: a population-based cohort study.

Svetlana V Glinianaia, Rakesh Ghosh, Judith Rankin, Mark S Pearce, Louise Parker, Tanja Pless-Mulloli

Abstract readComparative Study
In one paragraph

Article in BMC public health, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
–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

21 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  11. Prevalence and associated features of autism spectrum disorder in extremely low gestational age newborns at age 10 years.Autism research : official journal of the International Society for Autism Research · 2017
    Observational
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  17. Early language processing efficiency predicts later receptive vocabulary outcomes in children born preterm.Child neuropsychology : a journal on normal and abnormal development in childhood and adolescence · 2016
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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.

Svetlana V GlinianaiaInstitute of Health & Society, Newcastle University, Newcastle upon Tyne, England, UK. svetlana.glinianaia@ncl.ac.uk
Rakesh Ghosh
Judith Rankin
Mark S Pearce
Louise Parker
Tanja Pless-Mulloli

Funding

Department of HealthWellcome Trust 072465/Z/03/Z
6 · The paper itself

Abstract

backgroundBirthweight and gestational age are associated with socioeconomic deprivation, but the evidence in relation to temporal changes in these associations is sparse. We investigated changes in the associations between socioeconomic status (SES) and birthweight and gestational age in Newcastle upon Tyne, North of England, during 1961-2000.

methodsWe used population-based data from hospital neonatal records on all singleton births to mothers resident in Newcastle (births with complete covariate information n = 113,182). We used linear regression to analyse the associations between neighbourhood SES and birthweight over the entire 40-year period and by decade, and logistic regression for associations with low birthweight (LBW) and preterm birth, adjusting for potential confounders.

resultsThere was a significant interaction between SES and decade of birth for birthweight (p = 0.028) and preterm birth (p < 0.001). Socioeconomic gradients were similar in each decade for birthweight outcomes, but for preterm birth, socioeconomic disparities were more evident in the later decades [for 1961-70, odds ratio (OR) was 1.1, 95% CI 0.9, 1.3, for the most deprived versus the least deprived quartile, while for 1991-2000, the corresponding OR was 1.5, 95% CI 1.3, 1.7]. In each decade, there was a significant decrease in birthweight adjusted for gestational age for the most deprived compared to the least deprived SES group [1961-1970: -113.4 g (95% CI-133.0, -93.8); 1991-2000: -97.5 g (95% CI-113.0, -82.0)], while there was a significant increase in birthweight in each SES group over time.

conclusionsSocioeconomic inequalities did not narrow over the four decades for birthweight and widened for preterm birth. Mean birthweight adjusted for gestational age increased in all socioeconomic groups, suggesting an overall increase in fetal growth.

Indexed as

Health Status DisparitiesInfant, Low Birth WeightVulnerable PopulationsAdultCohort StudiesConfounding Factors, EpidemiologicEnglandFemaleGestational AgeHospital RecordsHumansInfant, NewbornPregnancyPregnancy OutcomePremature BirthSocioeconomic Factors

Identifiers

PMID23587186
PMCPMC3651338

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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.