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Table 1 Description of the population with MI in Quebec in 1998

From: Revascularization and cardioprotective drug treatment in myocardial infarction patients: how do they impact on patients' survival when delivered as usual care

  Total population Died at index period Survived index period p-value
TOTAL 7149 1553 (21.7%) 5596 (78.3%)  
Gender     
   Men 3982 (55.7%) 776 (50.0%) 3206 (57.3%) < .0001
   Women 3167 (44.3%) 777 (50.0%) 2390 (42.7%)  
Age     
   Mean ± SD 76.1 ± 7.3 78.9 ± 7.5 75.3 ± 7.0 < .0001
   65–74 years 3298 (46.1%) 487 (31.4%) 2811 (50.2%) < .0001
   75–84 years 2823 (39.5%) 674 (43.4%) 2149 (38.4%)  
   ≥ 85 years 1028 (14.4%) 392 (25.2%) 636 (11.4%)  
Comorbidity index     
   Mean ± SD (median) 1.8 ± 1.9 (1) 2.4 ± 2.1 (2) 1.6 ± 1.8 (1) < .0001
   0 2345 (32.8%) 333 (21.4%) 2012 (36.0%) < .0001
   1–2 2624 (36.7%) 547 (35.2%) 2077 (37.1%)  
   3–4 1538 (21.5%) 427 (27.5%) 1111 (19.9%)  
   5–6 499 (7.0%) 181 (11.7%) 318 (5.7%)  
   ≥ 7 143 (2.0%) 65 (4.2%) 78 (1.4%)