Fig. 3From: Incidence and predisposing factors for the development of disturbed glucose metabolism and DIabetes mellitus AFter Intensive Care admission: the DIAFIC study a Correlation between glycated haemoglobin (HbA1c) on admission and need for insulin during ICU admission. b Relation between HbA1c on admission and upon oral glucose tolerance test (OGTT) after 8Â months. HbA1c is expressed as percent. Three parallel lines represent the mean and 95Â % CI; the fourth and steepest line is a line connecting equal values on the x and y axis. The values that are located under this fourth line have decreased (improved), while those above the line have increased (deteriorated)Back to article page