Evidence map›Paper›PMID 29434319›Full record

ArticleEuropean journal of clinical nutrition2018

Maternal vegetable intake in early pregnancy and wheeze in offspring at the age of 2 years.

Kohei Ogawa, Naho Morisaki, Minatsu Kobayashi, Seung Chik Jwa, Yukako Tani, Haruhiko Sago, Reiko Horikawa, Takeo Fujiwara

Abstract read
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In one paragraph

Article in European journal of clinical nutrition, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
0.9field-weighted citation impact, top 28% 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

8 citing papers in PubMed, 1 synthesis or guideline pooled it, 10 citations in OpenAlex.

  1. Dietary factors during pregnancy and atopic outcomes in childhood: A systematic review from the European Academy of Allergy and Clinical Immunology.Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology · 2020
    Pooled it
  2. Trial
  3. Risk Factors and Mechanisms Leading to Preschool Recurrent Wheeze and Asthma.The journal of allergy and clinical immunology. In practice · 2025
    Review
  4. Article
  5. S3 guideline Allergy Prevention.Allergologie select · 2022
    Article
  6. Article
  7. Pregnancy stage, dietary intake and health outcomes.European journal of clinical nutrition · 2019
    Article
  8. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 4 institutions in 1 country.

Kohei OgawaDepartment of Social Medicine, National Research Institute for Child Health and Development, 2-10-1 Okura, Tokyo, 157-8535, Japan. ogawa-k@ncchd.go.jp.ORCID http://orcid.org/0000-0003-0997-2845
Naho MorisakiDepartment of Social Medicine, National Research Institute for Child Health and Development, 2-10-1 Okura, Tokyo, 157-8535, Japan.
Minatsu KobayashiDepartment of Food Science, Otsuma Women's University, 12 Sanbancho, Tokyo, 102-8537, Japan.
Seung Chik JwaDepartment of Social Medicine, National Research Institute for Child Health and Development, 2-10-1 Okura, Tokyo, 157-8535, Japan.
Yukako TaniDepartment of Global Health Promotion, Tokyo Medical and Dental University, 1-5-45 Yushima, Tokyo, 113-8510, Japan.
Haruhiko SagoCenter for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, 2-10-1 Okura, Tokyo, 157-8535, Japan.
Reiko HorikawaDivision of Endocrinology and Metabolism, National Center for Child Health and Development, 2-10-1 Okura, Tokyo, 157-8535, Japan.
Takeo FujiwaraDepartment of Social Medicine, National Research Institute for Child Health and Development, 2-10-1 Okura, Tokyo, 157-8535, Japan.ORCID http://orcid.org/0000-0002-1074-3954
National Center For Child Health and Development · JPTohoku University · JPTokyo Medical and Dental University · JPOtsuma Women's University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND/

objectivesVegetable intake during childhood may reduce the risk of subsequent asthma. We verified the effect of maternal intake during pregnancy on asthma risk in offspring, which has rarely been studied. SUBJECTS/

methodsIn a hospital-based birth cohort study conducted in Tokyo, we administered a food frequency questionnaire at two periods during the respondents' pregnancy: early and mid to late periods. In addition, a questionnaire including the International Study of Asthma and Allergies in Childhood questionnaire was conducted when the offspring were 2 years old. Multivariate Poisson regression adjusting for maternal baseline demographics was used to elucidate the association between maternal vegetable intake and the incidence of wheeze in the offspring.

resultsAmong 310 singletons, 82 (26.5%) experienced wheeze at 2 years of age. Women with the highest intake of cruciferous, and folate-rich vegetables during early pregnancy reported a significantly lower prevalence of wheeze in their child at 2 years of age in comparison with those who reported the lowest intake (adjusted risk ratio: 0.48 and 0.47, 95% confidence interval: 0.26-0.89, and 0.25-0.87, respectively). In trend analysis, a higher maternal intake of cruciferous, folate-rich vegetables, and total vegetables during early pregnancy was less likely to be associated with wheeze in the offspring at 2 years old (p for trend: 0.038, <0.001, and 0.028, respectively). Maternal vegetable intake during mid to late pregnancy was not associated with wheeze in the offspring.

conclusionsMaternal vegetable intake during early pregnancy may have a protective effect against asthma in offspring at 2 years of age.

Indexed as

Maternal Nutritional Physiological PhenomenaRespiratory SoundsVegetablesAsthmaChild, PreschoolDietFemaleHumansPregnancyPrenatal Exposure Delayed EffectsPrevalenceProspective StudiesRisk FactorsSurveys and Questionnaires

Identifiers

PMID29434319
OpenAlexW2791817628

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.