Table 2

Excess mortality rate ratios stratified by STEMI and NSTEMI

STEMINSTEMI
EMRR (95% CI) N=263 159EMRR (95% CI) N=399 370
Model 1=Baseline model+diabetes
Diabetes1.72 (1.66 to 1.79)*1.67 (1.63 to 1.71)*
Model 2=Baseline model+diabetes+comorbidities
Diabetes1.52 (1.46 to 1.58)*1.45 (1.42 to 1.49)*
Model 3=Baseline model+diabetes+comorbidities+risk factors
Diabetes1.50 (1.44 to 1.57)*1.33 (1.30 to 1.36)*
Model 4=Baseline model+diabetes+comorbidities+risk factors+treatments
Diabetes1.56 (1.49 to 1.63)*1.39 (1.36 to 1.43)*
Comorbidities
 Previous AMI1.25 (1.19 to 1.32)*1.25 (1.22 to 1.29)*
 Heart failure1.32 (1.22 to 1.43)*1.32 (1.28 to 1.37)*
 Previous PCI0.99 (0.90 to 1.09)0.83 (0.79 to 0.88)*
 Previous CABG1.19 (1.07 to 1.33)*0.97 (0.93 to 1.01)
 Cerebrovascular disease1.47 (1.39 to 1.55)*1.28 (1.24 to 1.31)*
 PVD1.44 (1.32 to 1.56)*1.41 (1.37 to 1.47)*
 Chronic renal failure1.50 (1.39 to 1.62)*1.43 (1.38 to 1.48)*
 Asthma or COPD1.11 (1.06 to 1.17)*1.17 (1.13 to 1.20)*
 Family history of CHD0.76 (0.71 to 0.81)*0.68 (0.65 to 0.71)*
Risk Factors
 Systolic BP>90 mm Hg (reference)1.001.00
 Systolic BP≤90 mm Hg2.20 (2.07 to 2.32)*1.93 (1.84 to 2.02)*
 Current/ex-smoker1.05 (1.01 to 1.09)*1.02 (1.00 to 1.04)
 Heart rate ≤110 bpm (reference)1.001.00
 Heart rate >110 bpm1.70 (1.61 to 1.80)*1.35 (1.31 to 1.39)*
 ST-segment deviation1.00 (0.94 to 1.05)1.31 (1.28 to 1.34)*
 Cardiac arrest6.04 (5.80 to 6.28)*7.06 (6.82 to 7.30)*
 Elevated cardiac enzyme1.16 (1.07 to 1.26)*2.85 (2.65 to 3.07)*
 Use of a loop diuretic1.34 (1.28 to 1.40)*1.77 (1.72 to 1.81)*
Treatments
 Aspirin0.56 (0.52 to 0.60)*0.51 (0.50 to 0.53)*
 β-blockers0.51 (0.48 to 0.54)*0.57 (0.56 to 0.59)*
 Statin0.43 (0.40 to 0.46)*0.47 (0.46 to 0.49)*
 ACEI or ARB0.50 (0.46 to 0.53)*0.62 (0.60 to 0.64)*
 Thienopyridine0.88 (0.79 to 0.97)*0.86 (0.83 to 0.90)*
 Cardiac rehabilitation0.24 (0.23 to 0.25)*0.48 (0.47 to 0.50)*
 Coronary angiography0.17 (0.17 to 0.18)*
 Reperfusion0.83 (0.79 to 0.86)*
  • -The procedure was not performed; baseline model adjusted for age, sex and year.

  • *,Significance level <0.05.

  • ACEi/ARB, ACE inhibitors angiotensin receptor blocker; BP, blood pressure; CABG, coronary artery bypass graft; CAD, coronary artery disease; CHD, coronary heart disease; COPD, chronic obstructive pulmonary disease; PCI, percutaneous coronary intervention; PVD, peripheral vascular disease.