Means and standard deviations (±SD) of cardiovascular disease risk factors presented by glycaemic categories based on 1998 WHO criteria (n = 1071)a.

a: Of the total sample of 1099 participants, 28 did not have blood results; IFG: impaired fasting glycaemia; IGT: impaired glucose tolerance; Diabetes: WHO definition or using hypoglycaemic agents or told by doctor/nurse; Mean ±SD are reported for the study sample and not adjusted for the population; HDL-C: high density lipoprotein cholesterol; LDL-C: low density lipoprotein cholesterol; TC: total cholesterol; BMI: body mass index; For pairwise comparison of normal glucose with: IGT, unknown diabetes or known diabetes:******