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Table 1 Study population – basic characteristics

From: Quality of care of patients with acute myocardial infarction in Bulgaria: a cross-sectional study

Basic characteristics N (%/SD)
Gender  
   male 89 (66%)
   female 45 (34%)
Age groups  
   26 – 64 years 60 (45%)
   ≥65 years 74 (55%)
Education  
   primary school or less 58 (49%)
   secondary school 46 (39%)
   college or high school 14 (12%)
Employment status  
   unemployed 98 (83%)
   employed 20 (17%)
Personal monthly income  
   ≤ 100 BGN* 33 (30%)
   100.1 – 200 BGN 57 (52%)
   200.1 – 300 BGN 14 (13%)
   ≥ 300.0 BGN 4 (4%)
   unemployed without unemployment benefits 1 (1%)
Marital status  
   married/partner 74 (63%)
   single 44 (37%)
Family members  
   1 member 28 (24%)
   2 members 54 (46%)
   3 members 14 (12%)
   4 or more members 22 (19%)
History of:  
   Angina pectoris 78 (58%)
   Previous MI 29 (22%)
MI in year 2004 6 (21%)
   Stroke 15 (11%)
   Hypertension 99 (74%)
   Diabetes 32 (24%)
   Hypercholesterolemia 11 (8%)
STEMI 82 (61%)
   Gender  
male 52 (63%)
female 30 (37%)
   Age  
   median age in years 62.5
   mean age in years 62.0 (12.3)
mean age male 58.7 (12.5)
mean age female 66.0 (9.8)
  1. * Bulgarian currency Lev (BGN); 1 BGN = 0.511 €/0.68 US $