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Higher values of fasting plasma glucose within the normal range were associated with increased risk of type 2 diabetes

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G A Nichols

Dr G A Nichols, Center for Health Research, Portland, OR, USA;


Are higher fasting plasma glucose (FPG) concentrations within the normal range associated with increased risk of type 2 diabetes mellitus?



retrospective cohort study.


health maintenance organisation in Portland, OR, USA.


46 578 people who were >40 years of age (mean age 58 y, 60% women) and had an FPG test result <100 mg/dl (5.6 mmol/l), no previous test result >100 mg/dl, and no diagnosis of diabetes.

Risk factors:

FPG, assessed as a continuous variable and in 4 categories. Results were adjusted for potential confounding variables: cardiovascular disease, hypertension, age, sex, body mass …

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  • Source of funding: not stated.