Evidence map›Paper›PMID 31332275›Full record

ArticleInternational journal of obesity (2005)2019

Direct and BMI-mediated effect of birthweight on childhood cardio-metabolic health-a birth cohort study.

Maria João Fonseca, Milton Severo, Debbie A Lawlor, Henrique Barros, Ana Cristina Santos

Open access · greenAbstract read
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In one paragraph

Article in International journal of obesity (2005), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.7field-weighted citation impact, top 24% 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

6 citing papers in PubMed, 22 citations in OpenAlex.

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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

5 authors at 3 institutions in 3 countries.

Maria João FonsecaEPIUnit - Instituto de Saúde Pública, Universidade do Porto, Porto, Portugal. mjoao.fonseca@ispup.up.pt.ORCID http://orcid.org/0000-0003-0566-3455
Milton SeveroEPIUnit - Instituto de Saúde Pública, Universidade do Porto, Porto, Portugal.
Debbie A LawlorMedical Research Council Integrative Epidemiology Unit at the University of Bristol, Bristol, UK.
Henrique BarrosEPIUnit - Instituto de Saúde Pública, Universidade do Porto, Porto, Portugal.
Ana Cristina SantosEPIUnit - Instituto de Saúde Pública, Universidade do Porto, Porto, Portugal.
Universidade do Porto · PTInstituto de Saúde · BRUniversity of Bristol · GB

Funding

Department of Health NF-SI-0611-10196Medical Research Council MC_UU_12013/5
6 · The paper itself

Abstract

backgroundDifferent directions of the association of birthweight with cardio-metabolic health have been found, especially in children, which may be explained by the mediating effect of attained adiposity. We aimed to untangle direct and BMI-mediated associations of birthweight with childhood cardio-metabolic indicators.

methodsChildren from Generation XXI birth cohort were included (n = 4881). Birthweight was abstracted from clinical files. At age 4 and 7, children were re-evaluated. Glucose, triglycerides, LDL-cholesterol, systolic (SBP) and diastolic blood pressure (DBP) z-scores were the cardio-metabolic traits analyzed. Regression coefficients and respective 95% confidence intervals [β (95%CI)] were computed using path analysis.

resultsBirthweight had inverse total effect on SBP at age 4 [-0.005 (-0.010; -0.001)] and 7 [-0.011 (-0.017; -0.006)] and DBP at 7 [-0.008 (-0.012; -0.004)]. Direct effects were found for SBP at 4 [-0.013 (-0.018; -0.009)] and 7 [-0.014 (-0.019; -0.009)], and DBP at 7 [-0.010 (-0.015; -0.006)], explaining the inverse total effects. Positive BMI-mediated indirect effects were found for all cardio-metabolic traits: higher birthweight was associated with higher childhood BMI, which in turn was associated with higher levels of cardio-metabolic traits.

conclusionsPositive BMI-mediated effect of birthweight on all cardio-metabolic traits was found. However, direct effects were in the opposite direction, significant for blood pressure, which may explain the diversity of results observed in the literature. Combining the direct and BMI-mediated effects, higher birthweight was associated with lower blood pressure at age 7 and have no effect on other cardio-metabolic traits.

Indexed as

Body Mass IndexAdiposityAdultBirth WeightCardiovascular DiseasesChildChild, PreschoolCohort StudiesDyslipidemiasFemaleHumansHypertensionMaleMaternal Nutritional Physiological PhenomenaMetabolic SyndromeNutrition Surveys

Identifiers

PMID31332275
OpenAlexW2964163725

What OpenQuestion holds

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Registered trials

None linked

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.