Evidence map›Paper›PMID 31651873›Full record

ArticleMedicine2019

Association between dietary iron intake and the prevalence of nonalcoholic fatty liver disease: A cross-sectional study.

Zidan Yang, Jing Wu, Xiaoxiao Li, Dongxing Xie, Yilun Wang, Tubao Yang

Abstract read
In one paragraph

Article in Medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

16 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  7. [Research progress on the mechanism of action of heme oxygenase-1 regulating ferroptosis in non-alcoholic fatty liver disease].Zhonghua gan zang bing za zhi = Zhonghua ganzangbing zazhi = Chinese journal of hepatology · 2024
    Review
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  15. The Relationship of Hyperferritinemia to Metabolism and Chronic Complications in Type 2 Diabetes.Diabetes, metabolic syndrome and obesity : targets and therapy · 2022
    Article
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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.

Zidan YangDepartment of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University.
Jing WuDepartment of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University.
Xiaoxiao LiHunan Key Laboratory of Joint Degeneration and Injury.
Dongxing XieDepartment of Orthopaedics, Xiangya Hospital, Central South University, Changsha, Hunan, China.
Yilun WangDepartment of Orthopaedics, Xiangya Hospital, Central South University, Changsha, Hunan, China.
Tubao YangDepartment of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim was to test the association between dietary iron intake and the prevalence of nonalcoholic fatty liver disease (NAFLD) in a large sample of middle-aged and elderly Chinese population.The data included in this analysis were collected from a population-based cross-sectional study, that is, the Xiangya Hospital Health Management Center Study. Dietary iron intake was assessed using a validated semiquantitative food frequency questionnaire. The relationship between dietary iron intake and the prevalence of NAFLD was examined using logistic and spline regressions.A cross-sectional study including 5445 subjects was conducted. The prevalence of NAFLD was 36.9%. Compared with the lowest quintile, the energy-adjusted odds ratios (ORs) of NAFLD were 1.33 (95% confidence interval [CI]: 1.07-1.64), 1.80 (95% CI: 1.41-2.29) and 2.11 (95% CI: 1.60-2.80) in the 3rd, 4th, and 5th quintile of iron intake, respectively (P-value for trend <.001). In addition, dietary iron intake was positively associated with the OR of NAFLD in a dose-response relationship manner (test for trend P < .001). However, after stratifying the data by gender, such association only remained in the male, but not in the female population. With adjustment of additional potential confounders, the results did not change materially.Subjects with higher dietary iron intake were subject to a higher prevalence of NAFLD in a dose-response relationship manner. However, such association probably only exists in males, but not in females.

Indexed as

AdultAgedAged, 80 and overChinaCross-Sectional StudiesFemaleHumansIron, DietaryMaleMiddle AgedNon-alcoholic Fatty Liver DiseasePrevalenceRisk FactorsSex FactorsSurveys and QuestionnairesIron, Dietary

Identifiers

PMID31651873
PMCPMC6824640

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

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.