Table 3.
Demographics of patients with STEMI and NSTEMI from J-PCI registry
| Overall MI | STEMI | NSTEMI | p value | |
|---|---|---|---|---|
| (N = 59,020) | (n = 44,329) | (n = 14,691) | ||
| Age (years), mean (SD) | 69.86 (12.84) | 69.49 (12.94) | 70.95 (12.49) | < 0.001 |
| Female | 14,200 (24.1) | 10,686 (24.1) | 3514 (23.9) | 0.654 |
| Cardiogenic shock | 6798 (11.5) | 5570 (12.6) | 1228 (8.4) | < 0.001 |
| Risk factors | ||||
| Smoker (current and within 1 yr) | 21,763 (36.9) | 16,720 (37.7) | 5043 (34.3) | < 0.001 |
| Diabetes mellitus | 21,525 (36.5) | 15,547 (35.1) | 5978 (40.7) | < 0.001 |
| Hypertension | 40,711 (69.0) | 29,828 (67.3) | 10,883 (74.1) | < 0.001 |
| Hypercholesterolemia | 34,823 (59.0) | 25,546 (57.6) | 9277 (63.1) | < 0.001 |
| History of: | ||||
| Previous MI | 7008 (11.9) | 4344 (9.8) | 2664 (18.1) | < 0.001 |
| Peripheral vascular disease | 2184 (3.7) | 1331 (3.0) | 853 (5.8) | < 0.001 |
| Previous PCI | 9365 (15.9) | 5871 (13.2) | 3494 (23.8) | < 0.001 |
| Previous CABG | 824 (1.4) | 384 (0.9) | 440 (3.0) | < 0.001 |
| Heart failure | 4503 (7.6) | 2650 (6.0) | 1853 (12.6) | < 0.001 |
| Renal insufficiency | 10,506 (17.8) | 7219 (16.3) | 3287 (22.4) | < 0.001 |
| Hemodialysis | 1745 (3.0) | 958 (2.2) | 787 (5.4) | < 0.001 |
| Chronic lung disease (COPD) | 1453 (2.5) | 1023 (2.3) | 430 (2.9) | < 0.001 |
| Door to balloon time | ||||
| Min, median (IQR: 25th, 75th) | NA | 70 (54, 90) | NA | NA |
| Antiplatelet prescribed before or at procedure | ||||
| Type of antiplatelet agent | ||||
| Aspirin | 47,403 (80.3) | 35,165 (79.3) | 12,238 (83.3) | < 0.001 |
| Clopidogrel | 7283 (12.3) | 4488 (10.1) | 2795 (19.0) | < 0.001 |
| Prasugrel | 36,465 (61.8) | 27,990 (63.1) | 8475 (57.7) | < 0.001 |
| Ticagrelor | 65 (0.1) | 34 (0.1) | 31 (0.2) | < 0.001 |
| Dual antiplatelet therapy | ||||
| Aspirin + clopidogrel | 6736 (11.4) | 4145 (9.4) | 2591 (17.6) | < 0.001 |
| Aspirin + ticagrelor | 60 (0.1) | 30 (0.1) | 30 (0.2) | < 0.001 |
| Aspirin + prasugrel | 35,912 (60.8) | 27,566 (62.2) | 8346 (56.8) | < 0.001 |
| Single antiplatelet therapy | 5574 (9.4) | 4039 (9.1) | 1535 (10.4) | < 0.001 |
| Oral anticoagulant prescribed before or at procedure | ||||
| Warfarin | 887 (1.5) | 615 (1.4) | 272 (1.9) | < 0.001 |
| DOAC | 1442 (2.4) | 924 (2.1) | 518 (3.5) | < 0.001 |
| In-hospital mortality | 3097 (5.2) | 2526 (5.7) | 571 (3.9) | < 0.001 |
Data are counts (percentage) unless otherwise specified.
CABG coronary artery bypass grafting, IQR interquartile range, MI myocardial infarction, NSTEMI non-ST-elevation myocardial infarction, PCI percutaneous coronary intervention, STEMI ST-elevation myocardial infarction