Patient Characteristics and Risk Factors for CAD in the Normal and Abnormal MPI Groups
| MPI result | ||
|---|---|---|
| Variable | Normal (n = 201) | Abnormal (n = 193) |
| Mean age | 65.9 y | 67.7 y |
| Female:male | 116:85 | 62:131 |
| Hypertension (%) | 130 (65) | 118 (61) |
| Diabetes mellitus (%) | 60 (30) | 55 (28) |
| CAD (%) | 35 (17) | 109 (56)* |
| Hypercholesterolemia (%) | 28 (14) | 50 (26)* |
| Family history of CAD (%) | 12 (6) | 28 (14)* |
| Obesity (%) | 34 (17) | 46 (24) |
| Smoking (%) | 75 (37) | 73 (38) |
| Previous pacemaker placement (%) | 3 (1) | 12 (6)* |
| Arrhythmia (%) | 19 (9) | 23 (12) |
| History of CHF (%) | 8 (4) | 16 (8)* |
| Revascularization procedures before MPI (%) | 13 (6) | 43 (22)* |
↵* Statistically significant difference between the normal and abnormal MPI groups.