Proportion of missing data by 30-day mortality status
| Missing age | Missing sex | Missing IMD | |
| STEMI (87 781) | |||
| Dead at 30 days (5393) | 27 (0.5%) | 38 (0.7%) | 104 (1.9%) |
| Alive at 30 days (82 388) | 167 (0.2%) | 580 (0.7%) | 1385 (1.7%) |
| NSTEMI (129 376) | |||
| Dead at 30 days (8904) | 21 (0.2%) | 51 (0.6%) | 180 (2.0%) |
| Alive at 30 days (120 472) | 193 (0.2%) | 628 (0.5%) | 1952 (1.6%) |
IMD, index of multiple deprivation; NSTEMI, non ST-elevation myocardial infarction ; STEMI, ST-elevation myocardial infarction.