Table 1

Univariate predictors of diagnosis

VariableUnstable angina (n=64)AMI (n=25)p Value
Data are numbers (%) except for continuous variables where data are mean (SD).
*Glucose and creatinine are log transformed.
ACE, angiotensin converting enzyme; MPC, mean platelet component.
Age (years)62.5 (12.6)62.5 (11.9)0.99
Men50 (78.1%)19 (76.0%)0.83
Diabetes9 (14.1%)6 (24.0%)0.35
Hypertension31 (48.4%)7 (28.0%)0.08
Smoking18 (28.1%)12 (48.0%)0.08
Family history19 (29.7%)5 (20.0%)0.36
Cardiac history44 (68.8%)6 (24.0%)0.0001
Cholesterol (mmol/l)5.40 (1.40)5.56 (1.10)0.64
Glucose* (mmol/l)1.84 (0.32)2.24 (0.39)0.0002
Creatinine* (μmol/l)4.73 (0.29)4.68 (0.17)0.33
Platelets
    Mean platelet volume (fl)9.1 (1.2)9.4 (0.9)0.27
    Mean platelet count (×109/l)242.3 (66.7)267.5 (70.6)0.12
    MPC (g/l)258.6 (1.38)246.7 (1.58)0.001
Admission medication
    Aspirin44 (68.8%)4 (16%)<0.0001
    β Blocker26 (40.6%)3 (12%)0.01
    ACE inhibitor18 (28.6%)2 (8.0%)0.05
    Statin26 (40.6%)2 (8.0%)0.002