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Table 1 Characteristics of the total study population, 25 to 64 years of age in the Northern Sweden MONICA population survey in 1986. Mean (SD) or proportions (%).

From: Silent myocardial infarction in women with impaired glucose tolerance: The Northern Sweden MONICA study

Subjects (n) 790
Age (years) 45.2 (11.3)
Sex  
   Men 409 (51.8 %)
   Women 381 (48.2 %)
Previous disorders  
   Clinically diagnosed myocardial infarction (kMI) 21 (2.7 %)
   Hypertension 146 (18.5 %)
   Hypercholesterolemia 287 (36.3 %)
   Diabetes 22 (2.8 %)
Tobacco use  
   Current cigarette smoker 179 (22.8 %)
   Current smokeless tobacco user 80 (10.6 %)
Anthropometric variables  
   Height (cm) 170.3 (9.2)
   Weight (kg) 72.8 (13.3)
   BMI (kg/m2) 25 (3.8)
   Hip circumference (cm) 99.2 (7.4)
   Waist circumference (cm) 88.1 (11.6)
   Waist-hip ratio 0.9 (0.1)
Biochemical markers (mmol/l)  
   Total cholesterol 6.2 (1.3)
   HDL cholesterol 1.2 (0.3)
   Triglycerides (n = 495) 1.3 (0.9)
   Fasting plasma glucose (n = 774) 5.1 (1.4)
   2 hour postload plasma glucose (n = 629) 5.5 (2.0)
Glucose tolerance (n = 617)  
   Normal 550 (89.1 %)
   Impaired glucose tolerance 53 (8.6 %)
   Diabetes 14 (2.3 %)
ECG  
   Normal 741 (93.8 %)
   MI 49 (6.2 %)
  1. BMI = body mass index. HDL = high-density lipoprotein. MI = myocardial infarction (Q/QS wave; Minnesota code 1.1–1.3). kMI = known myocardial infarction.