“…Grade of obesity was defined based on the BMI (BMI <30.0 grade 0, BMI 30.0-34.9 grade 1, BMI 35.0-39.9 grade 2, BMI ≥40.0 grade 3). 11,12 Diagnosis of diabetes mellitus was made, if fasting plasma glucose was ≥7 mmol/l on at least two different days or if postprandial plasma glucose was ≥11.1 mmol/l. 13 Coronary artery disease was considered present, if the diagnosis was made earlier based on appropriate diagnostic testing (e.g., coronary angio graphy) or based on a known previous coronary event.…”