Table 1.
Comparison of patients’ demographics, surgical characteristics, and mortality between the PRE and POST eras.
| Data | PRE era (n = 2,429) |
POST era (n = 1,868) |
P -value |
|---|---|---|---|
| 30-day mortality (%) | 182 (7.5%) | 96 (5.1%) | 0.002 |
| Elective cases (%) | 1757/2428 (72.4%) | 1055/1868 (56.5%) | < 0.0001 |
| Age | 1823 | 1572 | |
| Neonates | 177 (9.7%) | 181 (11.5%) | 0.09 |
| Infants | 551 (30.2%) | 652 (41.5%) | < 0.0001 |
| Children | 786 (43.1%) | 460 (29.3%) | < 0.0001 |
| Adults | 309 (17%) | 279 (17.7%) | 0.55 |
| Neonates + infants | 728 (39.9%) | 833 (53%) | < 0.001 |
| RACHS-1 | 1774 | 1496 | |
| 1 | 386 (22%) | 259 (16%) | 0.0001 |
| 2 | 551 (31%) | 473 (30%) | 0.54 |
| 3 | 519 (29%) | 483 (31%) | 0.36 |
| 4 | 151 (9%) | 160 (10%) | 0.10 |
| 5-6 | 112 (6%) | 121 (8%) | 0.11 |
| NA | 55 (3%) | 76 (5%) | 0.01 |
| RACHS-1 3 - 6 | 782 (45.5%) | 764 (51.1%) | 0.0016 |
NA=non-applicable; RACHS=Risk Adjustment for Congenital Heart Surgery