Table 1.
Patient characteristics in overall patients.
| 2020 (N = 236,807) |
2019 (N = 252,194) | P value (2020 versus 2019) | ||||
|---|---|---|---|---|---|---|
| Overall | During the declaration of a ‘State of Emergency’ (N = 19,603) | Not during the declaration of a ‘State of Emergency’ (N = 217,204) | P value (during versus not during) | |||
| Age, year* | 71·2 ± 11·3 | 71·0 ± 11·4 | 71·2 ± 11·3 | 0·02 | 71·0 ± 11·2 | <0·001 |
| Male* | 181,131 (76·5%) | 15,092 (77·0%) | 166,039 (76·4%) | 0·09 | 192,866 (76·5%) | 0·91 |
| Hypertension* | 179,265 (75·7%) | 14,802 (75·5%) | 164,463 (75·7%) | 0·52 | 189,538 (75·2%) | <0·001 |
| Hyperlipidemia* | 159,040 (67·2%) | 13,079 (66·7%) | 145,961 (67·2%) | 0·17 | 166,699 (66·1%) | <0·001 |
| Diabetes* | 107,180 (45·3%) | 8972 (45·8%) | 98,208 (45·2%) | 0·14 | 112,240 (44·5%) | <0·001 |
| Smoker* | 71,749 (30·3%) | 6188 (31·6%) | 65,561 (30·2%) | <0·001 | 75,744 (30·0%) | 0·04 |
| Renal failure* | 55,370 (23·4%) | 4529 (23·1%) | 50,841 (23·4%) | 0·34 | 53,675 (21·3%) | <0·001 |
| Dialysis* | 17,272 (7·29%) | 1,481 (7·55%) | 15,791 (7·27%) | 0·15 | 17,396 (6·90%) | <0·001 |
| Prior percutaneous coronary intervention* | 106,176 (45·6%) | 8,461 (44·1%) | 97,715 (45·7%) | <0·001 | 113,351 (45·6%) | 0·63 |
| Prior coronary artery bypass grafting* | 7,889 (3·39%) | 639 (3·33%) | 7,250 (3·39%) | 0·68 | 8,209 (3·30%) | 0·12 |
| Prior heart failure* | 37,340 (16·1%) | 3,260 (17·1%) | 34,080 (16·0%) | <0·001 | 37,424 (15·2%) | <0·001 |
| Prior myocardial infarction* | 53,067 (22·9%) | 4,269 (22·4%) | 48,798 (22·9%) | 0·10 | 55,322 (22·4%) | <0·001 |
| Chronic obstructive pulmonary disease* | 7,272 (3·07%) | 619 (3·16%) | 6653 (3·06%) | 0·48 | 6630 (2·63%) | <0·001 |
| Peripheral vascular disease* | 19,320 (8·16%) | 1679 (8·57%) | 17,641 (8·12%) | 0·03 | 19,632 (7·78%) | <0·001 |
| Cardiopulmonary arrest* | 4935 (2·12%) | 403 (2·11%) | 4532 (2·12%) | 0·91 | 4939 (2·00%) | 0·002 |
| Cardiogenic shock* | 8808 (3·79%) | 749 (3·92%) | 8059 (3·78%) | 0·33 | 8547 (3·45%) | <0·001 |
| Heart failure at presentation* | 10,435 (4·49%) | 931 (4·88%) | 9504 (4·46%) | 0·008 | 10,635 (4·30%) | 0·001 |
| Clinical presentation | <0·001 | <0·001 | ||||
| ST-segment elevation myocardial infarction | 43,314 (18·3%) | 3758 (19·2%) | 39,556 (18·2%) | 44,172 (17·5%) | ||
| Non-ST-segment elevation myocardial infarction | 15,320 (6·47%) | 1388 (7·08%) | 13,932 (6·41%) | 14,651 (5·81%) | ||
| Unstable angina pectoris | 32,787 (13·8%) | 2922 (14·9%) | 29,865 (13·7%) | 35,794 (14·2%) | ||
| Stable coronary artery disease | 145,386 (61·4%) | 11,535 (58·8%) | 133,851 (61·6%) | 157,577 (62·5%) | ||
| Extent of coronary artery disease | 0·21 | <0·001 | ||||
| Single-vessel disease | 147,629 (62·3%) | 12,092 (61·7%) | 135,537 (62·4%) | 159,193 (63·1%) | ||
| Double-vessel disease | 54,950 (23·2%) | 4613 (23·5%) | 50,337 (23·2%) | 57,503 (22·8%) | ||
| Triple-vessel disease | 24,668 (10·4%) | 2104 (10·7%) | 22,564 (10·4%) | 25,674 (10·2%) | ||
| Left main disease | 9560 (4·04%) | 794 (4·05%) | 8766 (4·04%) | 9824 (3·90%) | ||
| Lesion location | ||||||
| Right coronary artery | 78,121 (33·0%) | 6370 (32·5%) | 71,751 (33·0%) | 0·13 | 83,427 (33·1%) | 0·50 |
| Left anterior descending or left main coronary artery | 127,073 (53·7%) | 10,633 (54·2%) | 116,440 (53·6%) | 0·09 | 134,502 (53·3%) | 0·02 |
| Left circumflex coronary artery | 57,193 (24·2%) | 4813 (24·6%) | 52,380 (24·1%) | 0·17 | 61,512 (24·4%) | 0·052 |
| Bypass graft | 986 (0·416%) | 93 (0·474%) | 893 (0·411%) | 0·21 | 989 (0·392%) | 0·19 |
| In-hospital outcomes | ||||||
| Death | 4588 (1·94%) | 393 (2·00%) | 4195 (1·93%) | 0·49 | 4364 (1·73%) | <0·001 |
| Procedure related cardiac death | 341 (0·144%) | 32 (0·163%) | 309 (0·142%) | 0·52 | 324 (0·128%) | 0·15 |
| Non-procedure related cardiac death | 3370 (1·42%) | 285 (1·45%) | 3085 (1·42%) | 0·73 | 3178 (1·26%) | <0·001 |
| Non-cardiac death | 877 (0·370%) | 76 (0·388%) | 801 (0·369%) | 0·72 | 862 (0·342%) | 0·10 |
| Myocardial infarction | 1375 (0·581%) | 105 (0·536%) | 1270 (0·585%) | 0·41 | 1341 (0·532%) | 0·02 |
| Bleeding | 935 (0·395%) | 74 (0·377%) | 861 (0·396%) | 0·73 | 891 (0·353%) | 0·02 |
| Access site | 504 (0·213%) | 38 (0·194%) | 466 (0·215%) | 0·60 | 494 (0·196%) | 0·20 |
| Non-access site | 447 (0·189%) | 37 (0·189%) | 410 (0·189%) | 1·00 | 415 (0·165%) | 0·047 |
| Tamponade | 349 (0·147%) | 28 (0·143%) | 321 (0·148%) | 0·94 | 403 (0·160%) | 0·28 |
| Cardiogenic shock | 2287 (0·966%) | 178 (0·908%) | 2109 (0·971%) | 0·41 | 2166 (0·859%) | <0·001 |
| Stent thrombosis | 348 (0·147%) | 28 (0·143%) | 320 (0·147%) | 0·95 | 380 (0·151%) | 0·76 |
| Emergent surgery | 184 (0·0777%) | 15 (0·0765%) | 169 (0·0778%) | 1·00 | 245 (0·0971%) | 0·02 |
Categorical variables were compared using the chi-square test, whereas continuous variables were compared using Student's t-test.
Values were missing for prior percutaneous coronary intervention in 7451 patients; prior coronary artery bypass grafting in 7639 patients; prior heart failure in 10664 patients; prior myocardial infarction in 9885 patients; cardiopulmonary arrest in 9058 patients; cardiogenic shock in 9189 patients; and heart failure at presentation in 9334 patients.
⁎
variables included in the multivariable logistic regression models.