Skip to main content

Advertisement

Table 5 Cardiovascular risk factors in subjects with normal ECG and in subjects with ukMI. Mean (SD) or proportions (%). Test for differences between groups with χ2 or t-test.

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

A. Men Normal ECG ukMI p
ECG classification (n) 364 (94.8 %) 20 (5.2 %)  
Age (years) 44,4 (11.1) 52.2 (11) 0.002
Previous disorders    
   Hypertension 65 (17.9 %) 8 (40 %) 0.02
   Hypercholesterolemia 122 (33.5 %) 12 (60 %) 0.02
   Diabetes 9 (2.5 %) 3 (15 %) 0.002
Tobacco use    
   Current smoker 75 (20.8 %) 1 (5 %) 0.17
   Current snuff user 71 (20.7 %) 3 (15.8 %) 0.61
Anthropometric variables    
   Height (cm) 176.9 (6.8) 176.3 (6.1) 0.68
   Weight (kg) 78.9 (10.9) 81.5 (11.9) 0.30
   BMI (kg/ m2) 25.2 (3.2) 26.2 (3.3) 0.19
   Hip circumference (cm) 99 (5.7) 100.8 (5.1) 0.18
   Waist circumference (cm) 92.2 (9.1) 95.3 (7.8) 0.14
   Waist-hip ratio 0.93 (0.1) 0.95 (0.1) 0,19
Biochemical markers (mmol/l)    
   Total cholesterol 6.1 (1.3) 6.6 (0.8) 0,08
   HDL 1.1 (0.3) 1.2 (0.2) 0,77
   Triglycerides (n = 231) 1.4 (1.1) 1.9 (1.3) 0,12
   Fasting plasma glucose 5.2 (1.6) 5.7 (2.5) 0.22
   2 hour postload plasma glucose 5.3 (2.2) 5.1 (1.5) 0,71
Glucose tolerance (n = 304)    
   Impaired glucose tolerance 17 (5.9 %) 1 (7.1 %) 0,83
   Diabetes 7 (2.4 %) 0  
B. Women    
  Normal ECG ukMI p
ECG classification (n) 349 (95.4 %) 17 (4.6 %)  
Age (years) 44 (11) 53.8 (7.1) <0.001
Previous disorders    
   Hypertension 54 (15.5 %) 8 (47.1 %) 0.003
   Hypercholesterolemia 123 (35.2 %) 8 (47.1 %) 0.32
   Diabetes 3 (0.9 %) 0 (0 %)  
Tobacco use    
   Current smoker 92 (26.6 %) 3 (17.6 %) 0.41
   Current snuff user 4 (1.2 %) 0  
Anthropometric variables    
   Height (cm) 163.7 (6) 162.1 (5.0) 0.30
   Weight (kg) 65.6 (11.8) 75.4 (15.9) 0.001
   BMI (kg/m2) 24.4 (4.1) 28.7 (6.5) <0.001
   Hip circumference (cm) 98.6 (8.3) 106.6 (12) <0.001
   Waist circumference (cm) 82.6 (11.3) 92 (18.7) 0.001
   Waist-hip ratio 0.84 (0.1) 0.86 (0.1) 0.2
Biochemical markers (mmol/l)    
   Total cholesterol 6.1 (1.3) 6.6 (1.4) 0.17
   HDL 1.4 (0.4) 1.2 (0.3) 0.16
   Triglycerides (n = 240) 1 (0.6) 1.4 (1) 0.04
   Fasting plasma glucose 4.8 (0.7) 5 (0.4) 0.26
   2 hour postload plasma glucose 5.7 (1.9) 6.9 (2.2) 0.02
Glucose tolerance (n = 293)    
   Impaired glucose tolerance 28 (10.1 %) 5 (38.5 %) 0.006
   Diabetes 7 (2 %) 0  
  1. ECG = electrocardiogram. HDL = high-density lipoprotein. ukMI = unknown myocardial infarction. BMI = body mass index