Table 2

Six-Month Mortality by Peak CK-MB Isoenzyme Ratiolegend

Peak CK-MB Isoenzyme RatioDead (n)Alive (n)Total (n)Disease OddsDisease Odds Ratio95% CIIncidence (per 100)Relative Risk95% CI
<5 ULN521,4741,5260.0351.003.411.00
≥5 and <10 ULN274414680.0611.741.05–2.865.771.691.08–2.66
≥10 and <20 ULN182142320.0842.381.32–4.287.762.281.36–3.82
≥20 ULN341341680.2547.19§4.39–11.7620.245.94§3.97–8.88
Total1312,2632,3940.0585.47
  • Reference category;

  • p < 0.05;

  • p < 0.01;

  • § p < 0.00001.

  • legend CI = confidence interval; CK-MB = creatine kinase-myocardial band; ULN = upper limits of normal.