Evidence map›Paper›PMID 38664726›Full record

SynthesisNutrition journal2024

Effects of whole grains on glycemic control: a systematic review and dose-response meta-analysis of prospective cohort studies and randomized controlled trials.

Tao Ying, Jianheng Zheng, Juntao Kan, Wenyun Li, Kun Xue, Jun Du, Yuwei Liu, Gengsheng He

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Nutrition journal, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

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

  1. Pooled it
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  9. Protocol of a Series ofCurrent developments in nutrition · 2025
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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

8 authors.

Tao Ying *School of Public Health, Key Laboratory of Public Health Safety of the Ministry of Education, Fudan University, 130 Dong'an Road, Shanghai, 200032, China.
Jianheng Zheng *Nutrilite Health Institute, Shanghai, China.
Juntao KanNutrilite Health Institute, Shanghai, China.
Wenyun LiSchool of Public Health, Key Laboratory of Public Health Safety of the Ministry of Education, Fudan University, 130 Dong'an Road, Shanghai, 200032, China.
Kun XueSchool of Public Health, Key Laboratory of Public Health Safety of the Ministry of Education, Fudan University, 130 Dong'an Road, Shanghai, 200032, China.
Jun DuNutrilite Health Institute, Shanghai, China.
Yuwei LiuSchool of Public Health, Key Laboratory of Public Health Safety of the Ministry of Education, Fudan University, 130 Dong'an Road, Shanghai, 200032, China. ywliu@fudan.edu.cn.
Gengsheng HeSchool of Public Health, Key Laboratory of Public Health Safety of the Ministry of Education, Fudan University, 130 Dong'an Road, Shanghai, 200032, China. gshe@shmu.edu.cn.

Funding

National Natural Science Foundation of China 81861138007Shanghai Pujiang Program 21PJD005
6 · The paper itself

Abstract

purposeWhole grains have recently been promoted as beneficial to diabetes prevention. However, the evidence for the glycemic benefits of whole grains seems to conflict between the cohort studies and randomized control trials (RCTs). To fill the research gap, we conducted a meta-analysis to determine the effects of whole grains on diabetes prevention and to inform recommendations.

methodsWe searched PubMed, Clarivate Web of Science, and Cochrane Library until March 2024. We used the risk ratio (RR) of type 2 diabetes to represent the clinical outcomes for cohort studies, while the biomarkers, including fasting blood glucose and insulin, HbA

resultsTen prospective cohort studies and 37 RCTs were included. Cohort studies suggested a 50 g/day whole grain intake reduced the risk of type 2 diabetes (RR = 0.761, 95% CI: 0.700 to 0.828, I

conclusionOur study findings suggest that a daily intake of more than 150 g of whole grain ingredients is recommended as a population approach for diabetes prevention.

Indexed as

Blood GlucoseDiabetes Mellitus, Type 2Glycemic ControlRandomized Controlled Trials as TopicWhole GrainsDietGlycated HemoglobinHumansInsulinProspective StudiesBlood GlucoseGlycated HemoglobinInsulinDose-responseGlycemic controlMeta-analysisRecommendationsType 2 diabetesWhole grains

Identifiers

PMID38664726
PMCPMC11044462

What OpenQuestion holds

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LicenceCC BY
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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.