Table 2. Percutaneous Coronary Intervention Procedure and Treatment Information by Diagnosis and Baseline SAQ AF Scorea.
| Characteristic | No. (%) | P Value | ||||
|---|---|---|---|---|---|---|
| Total (N = 1611) | Stable CAD | Unstable Angina | ||||
| Baseline SAQ AF = 100 (n = 114) | Baseline SAQ AF <100 (n = 329) | Baseline SAQ AF = 100 (n = 175) | Baseline SAQ AF <100 (n = 993) | |||
| Arterial access site | ||||||
| Femoral artery | 125 (7.8) | 10 (8.8) | 26 (7.9) | 15 (8.6) | 74 (7.5) | .76 |
| Radial artery | 1446 (89.8) | 103 (90.4) | 295 (89.7) | 153 (87.4) | 895 (90.1) | |
| Brachial artery | 14 (0.9) | 0 | 4 (1.2) | 3 (1.7) | 7 (0.7) | |
| Other | 9 (0.6) | 0 | 0 | 1 (0.6) | 8 (0.8) | |
| Unrecorded | 17 (1.1) | 1 (0.9) | 4 (1.2) | 3 (1.7) | 9 (0.9) | |
| Stents implanted, mean (SD), No. | 1.8 (1.0) | 1.7 (0.8) | 1.8 (1.0) | 1.8 (0.9) | 1.8 (1.0) | .65 |
| Recommended and refused treatments | ||||||
| Recommended PCI | 1517 (94.2) | 107 (93.9) | 321 (97.6) | 163 (93.1) | 926 (93.3) | .03 |
| Recommended coronary artery bypass graft | 58 (3.6) | 2 (1.8) | 3 (0.9) | 7 (4.0) | 46 (4.6) | .01 |
| Refused coronary artery bypass graft | 64 (4.0) | 4 (3.5) | 6 (1.8) | 9 (5.1) | 45 (4.5) | .14 |
| In-hospital medication | ||||||
| Aspirin | 1476 (91.6) | 103 (90.4) | 313 (95.1) | 155 (88.6) | 905 (91.1) | .05 |
| β-Blocker | 1181 (73.3) | 83 (72.8) | 243 (73.9) | 124 (70.9) | 731 (73.6) | .74 |
| Statin | 1574 (97.7) | 109 (95.6) | 319 (97.0) | 173 (98.9) | 973 (98.0) | .24 |
| Clopidogrel | 1598 (99.2) | 114 (100) | 326 (99.1) | 175 (100) | 983 (99.0) | .46 |
| Glycoprotein IIb/IIIa inhibitor | 337 (20.9) | 27 (23.7) | 57 (17.3) | 46 (26.3) | 207 (20.8) | .21 |
| Heparin | 1534 (95.2) | 104 (91.2) | 316 (96.0) | 166 (94.9) | 948 (95.5) | .13 |
| Low-molecular-weight heparin | 468 (29.1) | 24 (21.1) | 93 (28.3) | 43 (24.6) | 308 (31.0) | .12 |
| Fondaparinux | 283 (17.6) | 20 (17.5) | 52 (15.8) | 33 (18.9) | 178 (17.9) | .74 |
| Nitrates | 1453 (90.2) | 91 (79.8) | 281 (85.4) | 159 (90.9) | 922 (92.8) | <.001 |
| Calcium channel blocker | 464 (28.8) | 31 (27.2) | 103 (31.3) | 46 (26.3) | 284 (28.6) | .63 |
| Discharge medication | ||||||
| Aspirin | 1196 (74.2) | 98 (86.0) | 274 (83.3) | 118 (67.4) | 706 (71.1) | <.001 |
| β-Blocker | 976 (60.6) | 77 (67.5) | 227 (69.0) | 102 (58.3) | 570 (57.4) | .002 |
| Statin | 1238 (76.8) | 95 (83.3) | 276 (83.9) | 126 (72.0) | 741 (74.6) | .005 |
| Nitrates | 471 (29.2) | 27 (23.7) | 85 (25.8) | 42 (24.0) | 317 (31.9) | <.001 |
Abbreviations: AF, angina frequency; CAD, coronary artery disease; PCI, percutaneous coronary intervention; SAQ, Seattle Angina Questionnaire.