Table 1.
Baseline characteristics split according to aetiology of perioperative myocardial infarction/injury
| Number | No PMI | Type 1 MI | Tachyarrhythmia | Acute heart failure | Likely type 2 MI | Extra-cardiac PMI, sepsis | Extra-cardiac PMI, other |
|---|---|---|---|---|---|---|---|
| 6738 | 71 | 47 | 39 | 750 | 60 | 49 | |
| Age (median) | 73 (68–79) | 77 (71–82) | 77 (71–82) | 80 (77–83) | 76 (70–82) | 74 (67–79) | 70 (66–76) |
| Sex, male | 3676 (55%) | 53 (75%) | 30 (64%) | 20 (51%) | 417 (56%) | 40 (67%) | 28 (57%) |
| Coronary artery disease | 1704 (25%) | 43 (60%) | 18 (38%) | 25 (65%) | 300 (40%) | 21 (35%) | 14 (28%) |
| History of myocardial infarction | 825 (12%) | 25 (35%) | 10 (21%) | 17 (44%) | 159 (21%) | 13 (22%) | 10 (20%) |
| Peripheral artery disease | 1342 (20%) | 35 (49%) | 10 (21%) | 12 (31%) | 192 (26%) | 16 (27%) | 22 (45%) |
| History of stroke/transient ischaemic attack | 475 (7%) | 14 (20%) | 3 (6%) | 2 (5%) | 77 (10%) | 8 (13%) | 8 (16%) |
| Chronic heart failure | 589 (9%) | 16 (23%) | 16 (34%) | 22 (56%) | 124 (17%) | 14 (23%) | 13 (27%) |
| Atrial fibrillation | 1007 (15%) | 10 (14%) | 27 (57%) | 19 (49%) | 167 (22%) | 18 (30%) | 12 (25%) |
| Moderate to severe valvular disease | 384 (6%) | 13 (18%) | 10 (21%) | 13 (33%) | 87 (12%) | 4 (7%) | 8 (16%) |
| Corrected valvular disease | 232 (3%) | 1 (1%) | 3 (6%) | 4 (10%) | 38 (5%) | 5 (8%) | 0 (0%) |
| Diabetes mellitus, non-insulin dependent | 983 (15%) | 11 (16%) | 8 (17%) | 12 (31%) | 108 (14%) | 10 (17%) | 7 (14%) |
| Diabetes mellitus, insulin dependent | 486 (7%) | 13 (18%) | 5 (11%) | 6 (15%) | 97 (13%) | 11 (18%) | 8 (16%) |
| Chronic kidney disease III+ | 761 (11%) | 17 (25%) | 8 (17%) | 10 (26%) | 132 (18%) | 9 (15%) | 14 (29%) |
| Chronic haemodialysis | 93 (1%) | 3 (5%) | 1 (2%) | 2 (5%) | 39 (5%) | 4 (7%) | 8 (16%) |
| Hypertension | 4356 (65%) | 54 (76%) | 37 (79%) | 30 (77%) | 548 (73%) | 36 (60%) | 35 (71%) |
| Obstructive pulmonary disease | 978 (15%) | 10 (14%) | 13 (28%) | 8 (21%) | 127 (17%) | 8 (14%) | 6 (12%) |
| Surgery due to malignancy | 1045 (16%) | 4 (6%) | 9 (19%) | 2 (5%) | 115 (15%) | 3 (5%) | 8 (16%) |
| Pre-operative anaemia | 2092 (31%) | 37 (52%) | 20 (43%) | 27 (69%) | 366 (49%) | 44 (73%) | 25 (51%) |