Other measurements
CHRONIC DISEASES
A fasting blood sample for plasma glucose, HbA1c and low-density lipoprotein cholesterol (LDL-C) were drawn in a laboratory after 12 h of fasting. The standard procedure of the Kuopio University Hospital laboratory was used in the analysis. A trained nurse measured blood pressure in a sitting position after 10 min of sitting. Diastolic pressure (DP) and systolic pressure (SP) were recorded. The nurse also measured weight in light clothing and height, and the body mass index was calculated as weight (kg)/height (m)The study questionnaire included questions about the educational background, relationship status, the presence of other chronic diseases, the number of drinks per week and current smoking (yes or no; the number of cigarettes per day). Physical activity was measured by the Kasari fit index [