Evidence map›Paper›PMID 23756387›Full record

ArticleEuropean journal of clinical nutrition2013

Association between whole-blood polyunsaturated fatty acids in pregnant women and early fetal weight.

K Carlsen, L Pedersen, K Bønnelykke, K D Stark, L Lauritzen, H Bisgaard

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Article in European journal of clinical nutrition, 2013. 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 30% 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, 15 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

6 authors at 5 institutions in 2 countries.

K CarlsenCopenhagen University Hospital Gentofte, Gentofte, Denmark. katrinec@gmail.com
L Pedersen
K Bønnelykke
K D Stark
L Lauritzen
H Bisgaard
Copenhagen Prospective Studies on Asthma in Childhood · DKCopenhagen University Hospital · DKGentofte Hospital · DKUniversity of Copenhagen · DKUniversity of Waterloo · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND/

objectivesStudies suggest that intake of marine n-3 polyunsaturated fatty acids (n-3 PUFA) in pregnancy have an impact on birth weight, but only few have investigated the effect on early fetal growth. The objective of the study was to investigate the association between levels of PUFA in maternal blood in gestational week 24 and biometric measures and estimated fetal weight in gestational week 20. SUBJECTS/

methodsIn the COPSAC2010 cohort, whole-blood fatty acid composition (a biomarker of PUFA intake) from 583 women in week 24 was analyzed by gas chromatography. Biometric data (head circumference, abdominal circumference and femur length) were collected by ultra sound in week 20 and fetal weight was estimated. Associations between whole-blood PUFA (docosahexaenoic acid (DHA), total n-3 PUFA, n-6/n-3 PUFA, total n-6 PUFA) and fetal weight and biometrics measures were analyzed by multivariable-adjusted linear regression analyses.

resultsThere was a wide range in maternal blood DHA, which varied from 1.8 to 6.9% depending on socioeconomic status, smoking and body mass index. After adjusting for these variables, no association was observed between any of the assessed PUFA components and the circumference of head or abdomen or fetal weight. However, an inverse association was established between DHA and total n-3 PUFA and femur length (P<0.02).

conclusionMaternal whole-blood PUFA composition, specifically her n-3 PUFA status, in gestational week 24 was not associated with overall early fetal weight gain, but this study indicates that it may decrease the length of femur.

Indexed as

Birth WeightBody HeightBody Mass IndexFatty Acids, Omega-3Fatty Acids, Omega-6FemaleFemurFetal WeightGestational AgeHumansLinear ModelsPregnancyProspective StudiesWeight GainFatty Acids, Omega-3Fatty Acids, Omega-6

Identifiers

PMID23756387
OpenAlexW1982415411

What OpenQuestion holds

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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.