Thirty-day postoperative outcomes by quartile of facility stress testing rates
| Overall n (%) | Quartile 1 (0%–9.7%) n (%) | Quartile 2 (9.8%–13.2%) n (%) | Quartile 3 (13.3%–15.9%) n (%) | Quartile 4 (16.0%–25.6%) n (%) | P (trend) | |
| MACE* | 1409 (4.7) | 194 (3.9) | 383 (4.8) | 454 (4.9) | 378 (5.0) | 0.0004 |
| Death | 445 (1.5) | 69 (1.4) | 111 (1.4) | 131 (1.4) | 134 (1.8) | 0.05 |
| Myocardial infarction | 895 (3.0) | 124 (2.5) | 254 (3.2) | 293 (3.1) | 224 (3.0) | 0.19 |
| Repeat revascularisation | 312 (1.1) | 45 (0.9) | 83 (1.0) | 106 (1.1) | 78 (1.0) | 0.39 |
*MACE, major adverse cardiac events: mortality, myocardial infarction, repeat revascularisation.