Higher global diet quality score is inversely associated with risk of type 2 diabetes in US women

The Journal of NutritionFung TT, Li Y, Bhupathiraju SN, et al. | October 28, 2021


Findings from this study suggest an inverse correlation of a higher Global Diet Quality Score (GDQS) with type 2 diabetes risk in US women of reproductive age or older, mainly from lower intake of unhealthy foods. The performance of the GDQS was nearly as good as the Alternate Healthy Eating Index-2010 (AHEI-2010).

  • Women (n = 88,520) in the Nurses’ Health Study II aged 27–44 y at baseline were assessed for their health, lifestyle, and diet information through repeated questionnaires between 1991 and 2017.

  • During follow-up, 6,305 incident cases of type 2 diabetes were recorded.

  • Risk of diabetes appeared lower in correlation with higher GDQS.

  • There was an inverse correlation with lower intake of unhealthy components but not with the healthy submetric.

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