Table 1

Comparison of study methods

1994 survey2014 survey
Study population
 Total population49626046
 Age >30 years1617 (32.6%)2957 (48.9%)
 Screened (coverage)1100 (68%)2732 (92.4%)
Type of surveyDoor to doorDoor to door
Coronary artery disease criteriaClinical+Epstein criteriaClinical+Epstein criteria
ObeseMale >27 kg/m2
Female >25 kg/m2
Male >27 kg/m2 *
Female >25 kg/m2
HypertensionSystolic blood pressure >140 mm Hg
Diastolic blood pressure >90 mm Hg
Systolic blood pressure >140 mm Hg
Diastolic blood pressure >90 mm Hg
Diabetes (random blood sugar levels)Plasma venous blood glucose ≥10 mmol/LCapillary blood glucose ≥11.1 mmol/L
HypercholesterolaemiaSerum cholesterol ≥6.20 mmol/L
(240 mg/dL)
Serum cholesterol ≥6.20 mmol/L
(240 mg/dL)
SmokerOne or more cigarette per day for 1 yearOne or more cigarette per day for 1 year
  • *This is for comparing the prevalence of obesity according to the earlier criteria that were used in 1994. In the present survey we used the recent criteria also for diagnosing normal, overweight and obese as clarified in the text.