Cross-sectional study2023Open access

Association between whole-grain intake and myopia in chinese children: a cross-sectional epidemiological study

Liu Z, Wang Q, Zhao Q, Gao F, Jin N, Wang D, Wang B, Du B, Wei R

BMC ophthalmology · 18 citations

Review labels

No stated lifestyle adjustment

Neutral facts our review recorded about how this study was done. They describe method, never whether we like the result.

How it was studied

Design
Cross-sectional study (indexed by PubMed)
Studied in
People
Main outcome
Clinical events such as disease or death
Intake measured by
Not stated

Who paid for it

Funding
Independent funding
Government
Science & Technology Development Fund of Tianjin Education Commission for Higher Education of China
Government
Science & Technology Development Fund of Tianjin Education Commission for Higher Education of China

Based on 2 listed funder(s) and full-text disclosure statement.

Publication

Published
2023-01-02 · BMC Ophthalmol · vol. 23 · issue 1 · p. 1
Publisher
BioMed Central
Cited
22 citations · more than 94% of similar papers · 3.6× the field average
Impact
Top 10% most cited in its field
References
61 works
Access
Open access (journal) · CC-BY
Research areas
Ophthalmology and Visual Impairment Studies · Corneal surgery and disorders · Retinopathy of Prematurity Studies
Keywords
Medicine, Cross-sectional study, Epidemiology, Protective factor, Logistic regression, Screen time, Environmental health, Demography, Public health, Risk factor, Optometry, Multivariate analysis, Obesity
MeSH
humans, myopia, diet, risk factors, cross-sectional studies, child, whole grains, east asian people

9 authors

From CN

  • Zhuzhu LiuTianjin Medical University Eye Hospital; Tianjin Medical University
  • Qingxin WangTianjin Medical University Eye Hospital; Tianjin Medical University
  • Qianyu ZhaoChinese Academy of Medical Sciences & Peking Union Medical College; Institute of Hematology & Blood Diseases Hospital
  • Fei GaoTianjin Medical University Eye Hospital; Tianjin Medical University
  • Nan JinTianjin Medical University Eye Hospital; Tianjin Medical University
  • Di WangTianjin Medical University Eye Hospital; Tianjin Medical University

Abstract

Background

Nutritional status influences the growth and development of the eyes. However, there are few studies on the association between diet, especially whole grains (WG) consumption, and myopia. The study aimed to evaluate the association between WG intake and myopia prevalence among primary school-age children in China.

Methods

This cross-sectional epidemiological study conducted between November 2019 and December 2019 included 586 children, aged 6-12 years, attending primary school in Binhai district, Tianjin, China. Ophthalmologic examinations and optometric cycloplegic refraction measurements were conducted. Information was collected on known risks and protective factors for myopia and the consumption of WGs, vegetables, and fruits. This association between the probability of myopia and the proportion of WG consumption (WG proportion was calculated as the mean intake from WG sources divided by total grain intake), adjusted for protective and risk factors, was analysed using crude and multivariable logistic regression.

Results

Among the study participants, 226/586 (38.57%) children had myopia in at least one eye. WG intake was inversely correlated with the prevalence of myopia. Furthermore, in the multivariate analysis, WG intake of > 50% was identified as a protective factor against myopia after subsequent adjustment for children's age, sex, parental myopia, near-work activity, screen time, reading and writing habits, visual fatigue, outdoor time, and classroom light environment (all P < 0.05).

Conclusion

WG intake (> 50%) was an independent protective factor against myopia. Modifying the form of grains consumed (whole versus refined) could be one of the targets of future public health measures.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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