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Table 6 Mortality of acute myocardial infarction patients primarily hospitalized into tertiary and secondary care hospitals

From: Improved treatment and prognosis after acute myocardial infarction in Estonia: cross-sectional study from a high risk country

Mortality 2001 2007 2011 P value for trend, unadjusted HR (95 % CI) change per year, unadjusted P value for trend, adjusteda HR (95 % CI) change per year, adjusteda
% % %
30-day        
Tertiary care hospitals 17.6 13.1 13.2 0.181 0.97 (0.926–1.015) 0.061 0.96 (0.913–1.002)
Secondary care hospitals 20.2 22.5 12.4 0.022 0.96 (0.920–0.994) 0.003 0.94 (0.904–0.980)
1-year        
Tertiary care hospitals 29.5 24.5 20.2 0.026 0.96 (0.928–0.995) 0.004 0.95 (0.917–0.984)
Secondary care hospitals 32.4 35.0 23.1 0.026 0.97 (0.938–0.996) 0.006 0.95 (0.918–0.977)
  1. aadjusted for age, sex, AMI subtype (STEMI vs NSTEMI), previous myocardial infarction, previous heart failure, diabetes, hypertension
  2. STEMI ST-segment elevation myocardial infarction, NSTEMI Non-ST-segment elevation myocardial infarction, HR hazard ratio, CI confidence interval