Table 2.
Frequency of Operative Features for High-Risk Versus Non-High-Risk Patients Undergoing Mitral Valve (MV) Operations
| Factor | High Risk (n = 698) |
Non-High Risk (n = 1,742) |
p Value |
|---|---|---|---|
| Procedure | <0.001 | ||
| MV repair | 423 (60.7%) | 887 (50.9%) | |
| MV replacement | 274 (39.3%) | 855 (49.1%) | |
| Incidence | <0.001 | ||
| First operation | 450 (64.5%) | 1,577 (90.5%) | |
| Reoperation (1) | 200 (28.7%) | 165 (9.5%) | |
| Reoperation (2) | 37 (5.3%) | 0 (0.0%) | |
| Reoperation (3+) | 11 (1.5%) | 0 (0.0%) | |
| Status | <0.001 | ||
| Elective | 461 (66.0%) | 1,394 (80.0%) | |
| Urgent | 209 (29.9%) | 331 (19.0%) | |
| Emergent | 29 (4.1%) | 18 (1.0%) |