Table 2.
Clinical Outcome in the Overall Population and According to the Presence or Absence of Myocardial Bridging
| Characteristics | Overall Population (n=310) | Presence of Myocardial Bridging (n=53) | Absence of Myocardial Bridging (n=257) | P Value |
|---|---|---|---|---|
| MACE, n (%) | 25 (8.1) | 12 (22.6) | 13 (5.1) | <0.001 |
| Cardiovascular death, n (%) | 1 (0.3) | 0 (0.0) | 1 (0.4) | 0.65 |
| MI occurrence, n (%) | 6 (1.9) | 2 (3.8) | 4 (1.6) | 0.29 |
| Hospitalization for unstable angina, n (%) | 18 (5.8) | 10 (18.9) | 8 (3.1) | <0.001 |
| Recurrent angina, n (%) | 70 (22.6) | 20 (37.7) | 50 (19.4) | 0.004 |
| SAQ summary score, median (IQR) | 82 (78; 88) | 78 (68; 84) | 84 (78; 88) | <0.001 |
| Follow‐up time (mo), median (IQR) | 22 (13; 32) | 18 (13; 28) | 23 (13; 34) | 0.09 |
IQR indicates interquartile range; MACE, major adverse cardiovascular event; MI, myocardial infarction; and SAQ, Seattle Angina Questionnaire.