Table 3 Definitions and grading of some medical conditions

Stages of chronic renal impairment

Grading is based on using GFR^a cut-off values - a measure of renal function decline that is derived from data indicating sex, age, weight and serum creatinine (according to the online available MDRD^b formula)

Impaired fasting blood glucose

Diabetes type 2 diagnosis

Fasting blood glucose ≥6.1 < 7.0 mmol/L

Fasting blood glucose ≥7.0 mmol/L

Normal blood lipids values

Total cholesterol < 5.0 mmol/L

LDL-cholesterol ≤3.0 mmol/L

HDL-cholesterol ≥1.2 mmol/L (F)

Triglycerides ≤1.7 mmol/L

Categories of BMI

BMI < 19 - malnutrition

BMI 19–24.9 - normal weight

BMI 25–29.9 - overweight

BMI ≥30 - obesity

Physical activity level

Good: sport activities, farming or out of house work (at least twice a week)

Intermediate: housekeeping, walking for an hour or more (at least twice a week)

Low: sedentary lifestyle and lower-energy in house activities

Socio-economic status

Good: bigger house or flat residency and income at the average or above the average for Croatia

Intermediate: smaller house or flat residency and income below the average for Croatia but still sufficient to meet the existential needs

Low: ^cpoor housing and low income, below the existential needs

Positive family history on CVD

Defined as an early onset of coronary heart disease, at or before 50 years of age, for the father and brothers, and at or before 60 years of age, for the mother and systers