Table 3.
Basic characteristic of nominal features divided by target groups
| Feature | Values | Count where significant lesion; n = 4943 (100%) | Count where no significant lesion; n = 1826 (100%) | Count, where patient died in hospital; n = 97 (100%) | Count where no in-hospital death; n = 6672 (100%) | |
|---|---|---|---|---|---|---|
| 1 | CABG during hospitalisation or planned after discharge | Not qualified | 4174 (84%) | 1826 (100%) | 89 (91.8%) | 5991 (90%) |
| Qualified | 769 (16%) | 0 | 8 (8.2%) | 761 (11%) | ||
| 2 | Dysglycemia | No | 3489 (71%) | 1319 (72%) | 63 (64.9%) | 4745 (71%) |
| Yes | 1454 (29%) | 507 (28%) | 34 (35.1%) | 1927 (29%) | ||
| 3 | Cardiac arrest | False | 4879 (99%) | 1818 (100%) | 77 (79.4%) | 6620 (99%) |
| True | 64 (1%) | 8 (%) | 20 (20.6%) | 52 (1%) | ||
| 4 | Hypertension | True | 4584 (93%) | 1701 (93%) | 82 (84.5%) | 6203 (93%) |
| False | 359 (7%) | 125 (7%) | 15 (15.5%) | 469 (7%) | ||
| 5 | PCI during hospitalization | True | 4247 (86%) | 0 | 76 (78.4%) | 4171 (63%) |
| False | 696 (14%) | 1826 (100%) | 21 (21.6%) | 2501 (37%) | ||
| 6 | Smoking | Former Smoker | 2565 (52%) | 1020 (56%) | 44 (45.4%) | 3541 (53%) |
| Non-Smoker | 1272 (26%) | 528 (29%) | 33 (34. %) | 1767 (26%) | ||
| Active Smoker | 1106 (22%) | 278 (15%) | 20 (20.6%) | 1364 (20%) | ||
| 7 | History of CABG | False | 4546 (92%) | 1542 (84%) | 89 (91.8%) | 5999 (90%) |
| True | 397 (8%) | 284 (16%) | 8 (8.2%) | 673 (10%) | ||
| 8 | History of PCI | False | 3366 (68%) | 1065 (58%) | 80 (82.5%) | 4351 (65%) |
| True | 1577 (32%) | 761 (42%) | 17 (17.5%) | 2321 (35%) | ||
| 9 | History of myocardial infarction | False | 3886 (79%) | 1358 (74%) | 79 (81.4%) | 5165 (77%) |
| True | 1057 (21%) | 468 (26%) | 18 (18.6%) | 1507 (23%) | ||
| 10 | Sex | Male | 3342 (68%) | 1138 (62%) | 56 (57.7%) | 4424 (66%) |
| Female | 1488 (30%) | 641 (35%) | 38 (39.2%) | 2091 (31%) | ||
| 11 | Affected artery | Not specified | 619 (13%) | 1793 (98%) | 18 (18.6%) | 2394 (36%) |
| RCA | 1525 (31%) | 8 (< 1%) | 23 (23.7%) | 1510 (23%) | ||
| LAD | 1531 (31%) | 2 (< 1%) | 37 (38.1%) | 1496 (22%) | ||
| Cx | 770 (16%) | 0 (< 1%) | 11 (11.3%) | 759 (11%) | ||
| OM | 191 (4%) | 1 (< 1%) | 1 (1%) | 191 (3%) | ||
| D | 109 (2%) | 1 (< 1%) | 0 | 110 (2%) | ||
| LM | 108 (2%) | 2 (< 1%) | 5 (5.2%) | 105 (2%) | ||
| Graft | 90 (2%) | 3 (< 1%) | 0 | 93 (1%) | ||
| 12 | History of heart failure | False | 4197 (85%) | 1511 (83%) | 66 (68%) | 5642 (85%) |
| True | 746 (15%) | 315 (17%) | 31 (32%) | 1030 (15%) | ||
| 13 | History of renal failure | False | 4633 (94%) | 1679 (92%) | 84 (86.6%) | 6228 (93%) |
| True | 310 (6%) | 147 (8%) | 13 (13.4%) | 844 (13%) | ||
| 14 | History of peripheral atherosclerosis | False | 4604 (93%) | 1674 (92%) | 89 (91.8%) | 6189 (93%) |
| True | 339 (7%) | 152 (8%) | 8 (8.2%) | 483 (7%) | ||
| 15 | History of stroke | False | 4734 (96%) | 1727 (95%) | 92 (94.8%) | 6369 (95%) |
| True | 209 (4%) | 99 (5%) | 5 (5.2%) | 303 (5%) | ||
| 16 | Death during hospitalisation | False | 4860 (98%) | 1812 (99%) | 0 | 6672 (100%) |
| True | 83 (2%) | 14 (1%) | 97 (100%) | 0 |