Evidence map›Paper›PMID 32345259›Full record

ArticleBMC pregnancy and childbirth2020

Early maternal weight gain as a risk factor for SGA in pregnancies with hyperemesis gravidarum: a 15-year hospital cohort study.

Tale Meinich, Jone Trovik

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in BMC pregnancy and childbirth, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
4.9field-weighted citation impact, top 4% 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

11 citing papers in PubMed, 36 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Tale MeinichDepartment of Clinical Science, University of Bergen, Jonas Lies vei 72, 5053, Bergen, Norway.
Jone TrovikDepartment of Clinical Science, University of Bergen, Jonas Lies vei 72, 5053, Bergen, Norway. jone.trovik@helse-bergen.no.
University of Bergen · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInadequate maternal weight gain increases the risk of small-for-gestational age (SGA) infants. Women with hyperemesis gravidarum (HG) are at risk of significant early pregnancy weight loss and insufficient total pregnancy weight gain. Recent studies have implied that weight gain during the first half of pregnancy is more crucial to pregnancy outcome than total weight gain. The aim of this study was to investigate whether not regaining prepregnancy weight by 13-18 weeks of gestation contributed to not reaching minimum body mass index (BMI)-specific total pregnancy weight gain and influenced the risk of SGA outcome in HG pregnancies.

methodsIn this retrospective 15-year cohort (2002-2016) of women hospitalized due to hyperemesis gravidarum, we reviewed individual patient hospital files and corresponding outpatient maternity records to collect prepregnancy BMI and weight, pregnancy weight gain (spanning 3-week intervals), delivery weight and foetal outcomes. BMI and total pregnancy weight gain goals were categorized according to the Institute of Medicine (IOM) 2009 guidelines: BMI < 18,5 kg/m

resultsOut of 892 women hospitalized for HG during 2002-2016, 784 had a pregnancy lasting > 24 weeks, of which 746 were singleton pregnancies with follow-up until delivery. Among these women, 42 were classified as underweight, 514 as normal weight, 230 as overweight and 102 as obese before pregnancy. Not regaining prepregnancy weight by week 13-18 was an independent predictor of inadequate total gestational weight gain with an OR of 7.05 (95% CI 4.24-11.71) and an independent predictor for SGA outcome with an OR of 2.66 (95% CI 1.11-6.34), even when adjusted for total pregnancy weight gain, prepregnancy BMI, parity, age and smoking status.

conclusionInadequate total maternal weight gain and not regaining prepregnancy weight by week 13-18 may be considered independent risk factors for delivering a baby that is small for gestational age in pregnancies with hyperemesis gravidarum. Achieving adequate weight gain during the first trimester in HG pregnancies is important for the foetal outcome, underscoring the importance of nutritional treatment during this period.

Indexed as

Gestational Weight GainInfant, Small for Gestational AgeWeight LossAdultBirth WeightBody Mass IndexFemaleHumansHyperemesis GravidarumInfant, NewbornNorwayPregnancyPregnancy ComplicationsRetrospective StudiesRisk FactorsBody mass index (BMI)Gestational weight gainHyperemesis gravidarumSmall for gestational age (SGA)

Identifiers

PMID32345259
PMCPMC7189646
OpenAlexW3020273098

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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.