Table 3.
Baseline coronary angiographic findings
| Variable | 2010 (n = 804) |
2011 (n = 930) |
2012 (n = 1045) |
2013 (n = 1241) |
2014 (n = 1268) |
P |
|---|---|---|---|---|---|---|
| Involved vessel number (%) | ||||||
| 1 Branch | ||||||
| LAD (%) | 256 (31.8) | 320 (34.4) | 368 (35.2) | 408 (32.9) | 384 (30.3) | NS |
| LCx (%) | 54 (6.7) | 56 (6.0) | 59 (5.6) | 70 (5.6) | 85 (6.7) | NS |
| RCA (%) | 85 (10.5) | 100 (10.7) | 115 (11.0) | 143 (11.5) | 134 (10.6) | NS |
| 2 branch (%) | 235 (29.2) | 292 (31.4) | 288 (27.6) | 365 (29.4) | 387 (30.5) | NS |
| 3 branch (%) | 160 (19.9) | 157 (16.9) | 211 (20.2) | 241 (19.4) | 268 (21.1) | NS |
| LM (%) | 14 (1.7) | 5 (0.5) | 4 (0.38) | 14 (1.1) | 10 (0.8) | 0.018 |
| ACC / AHA classification | ||||||
| A (%) | 455 (56.6) | 542 (58.3) | 597 (57.1) | 672 (54.1) | 654 (51.6) | 0.011 |
| B1 (%) | 95 (11.8) | 103 (11.1) | 129 (12.3) | 149 (12.2) | 133 (10.5) | NS |
| B2 (%) | 112 (13.9) | 144 (15.5) | 148 (14.2) | 202 (16.3) | 225 (17.7) | NS |
| C (%) | 142 (17.7) | 141 (15.1) | 171 (16.4) | 218 (17.6) | 256 (20.2) | 0.029 |
| TIMI flow (%) | ||||||
| TIMI 0 | 218 (27.1) | 223 (24.0) | 266 (25.5) | 347 (28.0) | 368 (29.0) | NS |
| TIMI 1 | 2 (0.2) | 12 (1.3) | 3 (0.3) | 4 (0.3) | 6 (0.5) | 0.007 |
| TIMI 2 | 16 (2.0) | 13 (1.4) | 6 (0.6) | 22 (1.8) | 14 (1.1) | NS |
| TIMI 3 | 568 (70.6) | 682 (73.3) | 770 (73.7) | 868 (69.9) | 880 (69.4) | NS |
Abbreviations: LAD left anterior descending artery, LCx left circumflex, RCA right coronary artery, NS not significant