Fig. 1From: Preventing misdiagnosis of diabetes in the elderly: age-dependent HbA1c reference intervals derived from two population-based study cohortsFlow diagram for the used independent study populations of SHIP-0 (Study of Health in Pomerania) and SHIP-Trend. All statistical models were applied to the total population as well as the healthy subpopulation. HbA1c reference values were derived from the combined healthy subpopulationsBack to article page