Table 2.
Periprocedural Characteristics Among Black and White Patients Undergoing PCI
| PCI Periprocedural Characteristic | All (n=919) | Black (n=203) | White (n=716) | P Value |
|---|---|---|---|---|
| Vital sign | ||||
| SBP, mm Hg, mean±SD | 142±23 | 145±23 | 141±24 | <0.001 |
| DBP, mm Hg, mean±SD | 84±14 | 88±14 | 83±14 | <0.001 |
| HR, beats/min, mean±SD | 74±18 | 75±16 | 74±19 | 0.32 |
| Procedure characteristics | ||||
| PCI precipitating condition | ||||
| STEMI | 190 (20.7) | 48 (23.7) | 142 (19.8) | <0.001 |
| Non‐STEMI | 276 (30.0) | 86 (42.3) | 190 (26.5) | |
| Unstable angina | 259 (28.2) | 41 (20.2) | 218 (30.5) | |
| Stable angina | 194 (21.1) | 28 (13.8) | 166 (23.2) | |
| PCI status | ||||
| Urgent | 519 (56.5) | 145 (71.4) | 374 (52.3) | <0.001 |
| Elective | 400 (43.5) | 58 (28.6) | 342 (47.8) | |
| Femoral artery access | 773 (84.1) | 163 (80.3) | 610 (85.2) | 0.06 |
| Coronary artery lesion location | ||||
| Left main | 50 (4.1) | 5 (2.0) | 45 (4.6) | <0.001 |
| Left anterior descending | 444 (36.3) | 78 (30.8) | 366 (37.7) | |
| Left circumflex | 291 (23.8) | 84 (33.2) | 207 (21.3) | |
| Right coronary artery | 372 (30.4) | 72 (28.5) | 300 (30.9) | |
| Graft | 53 (4.3) | 7 (2.8) | 46 (4.7) | |
| No. of coronary arteries ≥70% stenosis, mean±SD | 1.8 (1.2) | 1.9 (1.3) | 1.8 (1.1) | 0.11 |
| No. of stents, mean±SD | 1.2 (0.6) | 1.3 (0.6) | 1.2 (0.6) | 0.38 |
| Drug‐eluting stent | 826 (91.5) | 171 (88.1) | 655 (92.4) | 0.10 |
| Contrast, mL, mean±SD | 146 (66) | 146 (71) | 146 (65) | 0.89 |
| PCI periprocedural antiplatelet medication | ||||
| Glycoprotein IIb/IIIa receptor inhibitors | 161 (17.5) | 37 (18.2) | 124 (17.3) | 0.76 |
| Clopidogrel loading | 372 (40.5) | 89 (43.8) | 283 (39.5) | 0.27 |
| Prasugrel or ticagrelor loading | 544 (59.2) | 141 (69.5) | 403 (56.3) | 0.001 |
Data are shown as n (%) except as noted. DBP indicates diastolic blood pressure; HR, heart rate; PCI, percutaneous coronary intervention; SBP, systolic blood pressure; STEMI, ST‐segment–elevation myocardial infarction.