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Metaanálisis2022Acceso abierto

Effects of whole grain intake on glycemic control: A meta-analysis of randomized controlled trials

Li Z, Yan H, Chen L, Wang Y, Liang J, Feng X, Hui S, Wang K

Journal of diabetes investigation · 12 citas

Cómo se estudió

Diseño
Metaanálisis (indexado por PubMed)
Estudiado en
Personas
Resultado principal
Marcadores de salud y funcionamiento
Consumo medido con
No se indica

Quién lo pagó

Financiación
Financiación independiente

Según la declaración de financiación del texto completo.

Publicación

Publicado
2022-06-09 · J Diabetes Investig · vol. 13 · número 11 · págs. 1814–1824
Editorial
Asian Association for the Study of Diabetes
Citado
17 citas · más que el 80% de estudios similares · 1.5× el promedio de su campo
Referencias
50 trabajos
Acceso
Acceso abierto (revista) · CC-BY-NC
Áreas de investigación
Food composition and properties · Celiac Disease Research and Management · Wheat and Barley Genetics and Pathology
Palabras clave
Medicine, Glycemic, Glycated hemoglobin, Randomized controlled trial, Subgroup analysis, Insulin resistance, Type 2 diabetes, Diabetes mellitus, Meta-analysis, Glycemic index, Insulin, Population, Internal medicine, Whole grains, Endocrinology, Environmental health, Food science
MeSH
humans, insulin, blood glucose, randomized controlled trials as topic, whole grains, glycated hemoglobin

8 autores

  • Zhiwei Li🇨🇳Chinese PLA General Hospital; The Military General Hospital of Beijing PLA
  • Hongjia Yan🇨🇳Chongqing Medical University
  • Liying Chen🇨🇳Chinese PLA General Hospital; The Eighth Hospital of Xi'an
  • Yixing Wang
  • Jingjing Liang
  • Xinliang Feng
  • Suocheng Hui🇨🇳 · autor de correspondenciaChongqing Medical University
  • Kai Wang · autor de correspondencia

Resumen

El texto original del estudio, en el idioma en que se publicó.

Aims/introduction

Although mounting evidence has suggested an inverse association between the intake of whole grains and glycemic control, findings from randomized controlled trials are still conflicting. The current study was carried out to evaluate the effect of medium/long-term whole grain intake on glycemic control in metabolic syndrome and healthy populations.

Materials and methods

A literature search was carried out to identify qualified studies up to July 2021. The effects of whole grain consumption on glycemic control were calculated using a fixed effects model. Subgroup analysis was used to study whether grouping factors were important influencing factors of heterogeneity between research results.

Results

A total of 32 randomized controlled trials with 2,060 participants were included in the analyses. Whole grain consumption showed a significant inverse regulatory effect on fasting glucose concentration, but no significant effect was found for other glycemic measures, such as fasting insulin, homeostatic model assessment for insulin resistance, glycated hemoglobin and 2-h glucose, in the pooled analysis. Through subgroup analyses, a significant decrease in fasting glucose concentration was observed for studies with a higher whole grain dose, with participants of normal glycemia, and with mixed types of whole grain.

Conclusions

Medium-/long-term whole grain intake reduced the fasting glucose concentration compared with similar refined foods. Appropriate intervention dose and accurate population selection might be the key links for whole grain consumption to exert its glycemic control effect.

Resumen vía Europe PMC. Los derechos de autor siguen siendo de los autores o la editorial (CC BY-NC).

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