Table 2.
Outcomes after mitral valve replacement in propensity score–matched patients with endocarditis, stratified by valve type
| Characteristic | All matched patients (n = 2124) | B-MVR (n = 1068) | M-MVR (n = 1056) | P value∗ |
|---|---|---|---|---|
| In-hospital mortality | 105/2124 (5.0%) | 53/1068 (5.0%) | 52/1056 (4.9%) | .98 |
| LOS, d | 20 (13-32) | 20 (13-34) | 20 (13-31) | .64 |
| Index hospitalization cost, USD | 96,313.2 ± 78,428.7 | 97,350.3 ± 66,031.7 | 95,258.6 ± 89,347.1 | .15 |
| Disposition | .21 | |||
| Home health care | 704 (38.7%) | 345 (37.6%) | 359 (39.8%) | |
| Routine | 541 (29.7%) | 262 (28.5%) | 279 (30.9%) | |
| Short-term hospital | 40 (2.2%) | 20 (2.1%) | 20 (2.2%) | |
| Skilled nursing or intermediate care facility | 485 (26.6%) | 255 (27.8%) | 230 (25.5%) | |
| Against medical advice | 50 (2.7%) | 37 (4.0%) | 13 (1.4%) | |
| 30-d readmission | 342 (18.8%) | 176 (19.2%) | 167 (18.5%) | .79 |
| 90-d readmission | 443/1530 (28.9%) | 230/755 (30.5%) | 213/776 (27.5%) | .39 |
| Elective readmission | 63/690 (9.2%) | 22/363 (6.1%) | 41/327 (12.6%) | .07 |
| Died on readmission | 41/690 (6.0%) | 19/363 (5.4%) | 22/327 (6.7%) | .63 |
Data presented as mean ± SD, n (%), or n/N (%). B-MVR, Bioprosthetic mitral valve replacement; M-MVR, mechanical mitral valve replacement; LOS, length of stay.
∗
Kruskal–Wallis rank-sum test for complex survey samples; chi-square test with Rao & Scott's second-order correction.