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Table 5 First event model of the recurrent MI events in the LIPID study

From: Semi-parametric risk prediction models for recurrent cardiovascular events in the LIPID study

Risk factor Hazard ratio 95% CI P-value
Age (year) 1.02 1.01 - 1.03 <0.001
Smoking status    
   Non-smoker 1.0   
   Current smoker 1.49 1.20 - 1.86 <0.001
Total cholesterol 1.18 1.08 - 1.29 <0.001
HDL cholesterol 0.41 0.29 - 0.58 <0.001
Qualifying event for ACS    
   Unstable angina 1.0   
   Single MI 1.27 1.06 - 1.53 0.008
   Multiple MI 1.92 1.55 - 2.39 <0.001
Revascularization    
   Never 1.0   
   Before ACS 1.54 1.24 - 1.90 <0.001
   Since ACS 0.70 0.58 - 0.85 <0.001
History of stroke    
   No 1.0   
   Yes 1.50 1.12 - 2.00 0.007
Diabetes mellitus    
   No 1.0   
   Yes 1.40 1.12 - 1.74 0.003
Angina grade    
   CCVS < III 1.0   
   CCVS ≥ III 1.44 1.16 - 1.80 0.001
Treatment    
   Placebo 1.0   
   Pravastatin 0.72 0.62 - 0.83 <0.001
  1. ACS = Acute Coronary Syndrome; CCVS = Canadian Cardiovascular Society Class of angina; HDL = High Density Lipoprotein; MI = Myocardial Infarction.