TABLE 4.
In-hospital outcomes stratified by operative approach: Propensity-matched cohorts
| Any cause |
Degenerative only |
|||||
|---|---|---|---|---|---|---|
| Outcome | Median sternotomy (n = 201) | Minimally invasive (n = 201) | P value | Median sternotomy (n = 153) | Minimally invasive (n = 153) | P value |
| Death | 1 (0.5%) | 0 (0%) | .5 | 0 (0%) | 0 (0%) | — |
| MI | 0 (0%) | 1 (0.5%) | .5 | 0 (0%) | 1 (0.7%) | 1.0 |
| Deep infection | 0 (0%) | 0 (0%) | — | 0 (0%) | 0 (0%) | — |
| Sepsis | 2 (1.0%) | 0 (0%) | .2 | 0 (0%) | 0 (0%) | — |
| Stroke | 1 (0.5%) | 0 (0%) | .5 | 1 (0.7%) | 0 (0%) | 1.0 |
| Renal failure | 3 (1.5%) | 2 (1.0%) | .7 | 1 (0.7%) | 0 (0%) | 1.0 |
| Gastrointestinal event | 3 (1.5%) | 0 (0%) | .1 | 1 (0.7%) | 0 (0%) | 1.0 |
| Exploration for hemorrhage | 1 (0.5%) | 5 (2.5%) | .2 | 1 (0.7%) | 3 (2.0%) | .4 |
| Transfusion | 44 (22.9%) | 28 (14.0%) | .03 | 31 (20.3%) | 18 (11.8%) | .04 |
| Atrial fibrillation | 50 (25.0%) | 42 (20.8%) | .3 | 34 (22.2%) | 29 (19.0%) | .6 |
| Time to extubation (h) | 8.0 (6.0-13.0) | 8.0 (6.0-12.0) | .3 | 8.0 (5.0-13.0) | 7.8 (5.8-12.0) | .8 |
| Time to discharge (d) | 6.0 (5.0-8.0) | 6.0 (5.0-7.0) | .4 | 6.0 (5.0-7.0) | 6.0 (5.0-7.0) | .9 |
| Discharge home | 187 (93.5%) | 193 (95.5%) | .4 | 144 (94.1%) | 149 (97.4%) | .3 |
| Readmission within 30 d | 15 (12.6%) | 7 (4.4%) | .01 | 8 (5.2%) | 7 (4.6%) | 1.0 |
Continuous variables are expressed as medians with interquartile range. MI, Myocardial infarction.