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Table 2 Socio-economic status of the studied groups: patients with MI aged < 50 years (MI < 50), patients with MI aged ≥50 years (MI ≥50) and young people without history of MI/CAD aged < 50 years (no-MI < 50); ns – not significant

From: Younger age of patients with myocardial infarction is associated with a higher number of relatives with a history of premature atherosclerosis

  MI < 50
n = 240
MI ≥50
n = 240
no-MI < 50
n = 240
p value p value
a b c a vs b a vs c
Education level
 primary 13 (5.7) 35 (15.2) 5 (2.1) 0.001 < 0.001
 vocation 75 (32.7) 51 (22.2) 28 (11.9)   
 secondary 90 (39.3) 102 (44.3) 104 (44.3)   
 high 51 (22.3) 42 (18.3) 98 (41.7)   
Type of job
 unemployed 7 (3.2) 4 (1.8) 1 (0.4) < 0.001 < 0.001
 blue collar 107 (48.4) 93 (41.3) 83 (38.1)   
 white collar 85 (38.5) 69 (30.7) 131 (60.1)   
 pensioner 22 (9.9) 59 (26.2) 3 (1.4)   
Marriage status
 single 42 (18.5) 20 (8.6) 39 (16.7) < 0.001 ns
 married 166 (73.1) 151 (64.8) 179 (76.8)   
 divorced 9 (4.0) 9 (3.9) 12 (5.1)   
 widowed 10 (4.4) 53 (22.7) 3 (1.3)