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Table 1 Cardiovascular risk factors among family members and general population controls.

From: Screening families of patients with premature coronary heart disease to identify avoidable cardiovascular risk: a cross-sectional study of family members and a general population comparison group

  Family members
N = 103
General population
N = 206
P value*
  N (%) N (%)  
Smoking status    
   Never 40 (39) 118 (57) < 0.001
   Ex 20 (19) 42 (20)  
   current 43 (42) 46 (22)  
Body composition    
   BMI ≥ 25 76 (75) 121 (59) 0.009
   WHR >0.8 (F), >0.9 (M) 72 (72) 114 (57) 0.012
   Waist >88 cm (F), >102 cm (M) 46 (46) 55 (28) 0.001
Hypertension 35 (35) 50 (25) 0.071
Diabetes 9 (9) 0 (0) < 0.001
Cholesterol:HDL ratio >4.0 52 (51) 64 (31) 0.001
Established CHD 5 (5%) 0 (0%) 0.004
  Median (IQR) Median (IQR)  
Number of cigarettes smoked 15 (10, 20) 12 (6, 16) 0.049
Systolic blood pressure 129 (119, 142) 124 (115, 133) 0.005
BMI 28 (25, 32) 26 (24, 28) < 0.001
HDL cholesterol 1.2 (1.0, 1.6) 1.5 (1.2, 1.8) < 0.001
Waist (cm) 94.5 (86.1, 104.0) 87.2 (81.2, 97.0) < 0.001
  Mean (SD) Mean (SD)  
WHR 0.89 (0.09) 0.86 (0.07) < 0.001
Total cholesterol 5.3 (1.3) 5.4 (1.0) 0.341
  1. N number, BMI body mass index, WHR waist hip ratio, cm centimetres, F female, M male, HDL high density lipoprotein, CHD coronary heart disease
  2. *paired t test for WHR and total cholesterol, Wilcoxon paired signed rank test for remainder of continuous variables, Conditional logistic regression for smoking status, McNemar's exact test for diabetes and established CHD, McNemar's χ2 test for remainder of categorical variables