Undiagnosed diabetes based on HbA_1cby socioeconomic status and healthcare consumption in the Tromsø Study 1994–2016

Introduction We aimed to investigate whether the proportion of undiagnosed diabetes varies by socioeconomic status and healthcare consumption, in a Norwegian population screened with glycated hemoglobin (HbA 1c ). Research design and methods In this cohort study, we studied age-standardized diabetes prevalence using data from men and women aged 40–89 years participating in four surveys of the Tromsø Study with available data on HbA 1c and...