Table 1.
Patient characteristics. Values are numbers (percentages) unless stated otherwise
| Characteristic | SAPT (n=433) | DAPT (n=437) |
|---|---|---|
| Patient characteristic | ||
| Age (years) | 59.8±10.7 | 60.2±10.3 |
| Male | 337 (78%) | 332 (76%) |
| Body mass index | 27.8±4.3 | 27.9±4.5 |
| Medical history | ||
| Previous coronary artery bypass graft | 8 (2%) | 2 (0.5%) |
| Previous percutaneous coronary intervention | 29 (7%) | 18 (4%) |
| Previous myocardial infarction | 26 (6%) | 20/436 (5%) |
| Stroke or transient ischaemic attack | 14 (3%) | 8/436 (2%) |
| Peripheral arterial disease | 16 (4%) | 9/436 (2%) |
| Congestive heart failure | 16 (4%) | 19/436 (4%) |
| Risk factors | ||
| Diabetes mellitus | 54 (13%) | 61 (14%) |
| Hypertension | 193 (45%) | 195/436 (45%) |
| Dyslipidaemia | 120 (28%) | 125/436 (29%) |
| Current smoker | 218/431 (51%) | 205 (47%) |
| Family history of coronary artery disease | 143/431 (33%) | 144/436 (33%) |
| Drugs at start of study | ||
| P2Y12 inhibitors: | ||
| Clopidogrel | 180 (42%) | 182 (42%) |
| Prasugrel | 128 (29%) | 132 (30%) |
| Ticagrelor | 125 (29%) | 123 (28%) |
| Percutaneous coronary intervention | ||
| Thrombolysis in myocardial infarction flow: | ||
| Baseline <3 | 355/432 (82%) | 355 (81%) |
| After PCI 3 | 411 (95%) | 421/436 (97%) |
| Infarct related artery: | ||
| Left anterior descending | 169 (39%)* | 188 (43%) |
| Right coronary artery | 175 (41%) | 179 (41%) |
| Right circumflex artery | 89 (21%) | 70 (16%) |
| Lesion type culprit: | ||
| B2 | 158/428 (37%) | 158/433 (36%) |
| C | 108/428 (25%) | 101/433 (24%) |
| Stent type culprit†: | ||
| Zotarolimus-eluting stent | 400/432 (93%) | 407/436 (93%) |
| Other | 32/432 (7%) | 29/436 (7%) |
| Index procedure: | ||
| Treated lesions | 1.09±0.3 | 1.10±0.3 |
| Treated vessels | 1.08±0.3 | 1.07±0.3 |
| Stents | 1.42±0.8 | 1.48±0.8 |
| Total stent length (mm) | 28.5±16 | 29.8±16 |
| Minimum stent diameter (mm)‡: | ||
| <3 | 189/613 (31%) | 178/645 (28%) |
| ≥3 | 424/613 (69%) | 467/645 (73%) |
| Non-culprit lesion intervention | 54 (12.5%) | 62 (14%) |
*
One patient had left main as infarct related artery.
†
One patient received plain old balloon angioplasty without additional stenting.
‡
Total is number of stents used during index procedure.