From: Evaluation of supply-side initiatives to improve access to coronary bypass surgery
All periods | 1992–1993 | 1994–1995 | 1996–1997 | 1998–1999 | 2000–2001 | 2002–2003 | 2004–2005 | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Characteristic | (n=12030) | (n=1726) | (n=1793) | (n=1862) | (n=1610) | (n=1791) | (n=1889) | (n=1359) | ||||||||
Age group at decision (years) | ||||||||||||||||
<50 | 761 | (6.3) | 140 | (8.1) | 147 | (8.2) | 118 | (6.3) | 99 | (6.1) | 113 | (6.3) | 85 | (4.5) | 59 | (4.3) |
50–59 | 2559 | (21.3) | 362 | (21.0) | 390 | (21.8) | 367 | (19.7) | 337 | (20.9) | 419 | (23.4) | 426 | (22.6) | 258 | (19.0) |
60–69 | 4468 | (37.1) | 703 | (40.7) | 655 | (36.5) | 717 | (38.5) | 551 | (34.2) | 619 | (34.6) | 717 | (38.0) | 506 | (37.2) |
70–79 | 3786 | (31.5) | 500 | (29.0) | 542 | (30.2) | 602 | (32.3) | 567 | (35.2) | 573 | (32.0) | 551 | (29.2) | 451 | (33.2) |
≥80 | 456 | (3.8) | 21 | (1.2) | 59 | (3.3) | 58 | (3.1) | 56 | (3.5) | 67 | (3.7) | 110 | (5.8) | 85 | (6.3) |
Sex | ||||||||||||||||
Men | 9981 | (83.0) | 1425 | (82.6) | 1487 | (82.9) | 1500 | (80.6) | 1334 | (82.9) | 1502 | (83.9) | 1595 | (84.4) | 1138 | (83.7) |
Women | 2049 | (17.0) | 301 | (17.4) | 306 | (17.1) | 362 | (19.4) | 276 | (17.1) | 289 | (16.1) | 294 | (15.6) | 221 | (16.3) |
Urgency at decision∗ | ||||||||||||||||
Urgent | 739 | (6.1) | 113 | (6.5) | 162 | (9.0) | 177 | (9.5) | 66 | (4.1) | 72 | (4.0) | 87 | (4.6) | 62 | (4.6) |
Semiurgent | 8769 | (72.9) | 1331 | (77.1) | 1240 | (69.2) | 1295 | (69.5) | 1107 | (68.8) | 1315 | (73.4) | 1401 | (74.2) | 1080 | (79.5) |
Nonurgent | 2304 | (19.2) | 269 | (15.6) | 375 | (20.9) | 369 | (19.8) | 432 | (26.8) | 390 | (21.8) | 354 | (18.7) | 115 | (8.5) |
1 | 2668 | (22.2) | 328 | (19.0) | 356 | (19.9) | 378 | (20.3) | 361 | (22.4) | 449 | (25.1) | 533 | (28.2) | 263 | (19.4) |
2 | 3575 | (29.7) | 724 | (41.9) | 589 | (32.8) | 467 | (25.1) | 555 | (34.5) | 475 | (26.5) | 409 | (21.7) | 356 | (26.2) |
3 | 2914 | (24.2) | 438 | (25.4) | 429 | (23.9) | 492 | (26.4) | 265 | (16.5) | 401 | (22.4) | 472 | (25.0) | 417 | (30.7) |
4 | 2873 | (23.9) | 236 | (13.7) | 419 | (23.4) | 525 | (28.2) | 429 | (26.6) | 466 | (26.0) | 475 | (25.1) | 323 | (23.8) |
Comorbidities at decision | ||||||||||||||||
Major conditions‡ | 2901 | (24.1) | 373 | (21.6) | 386 | (21.5) | 418 | (22.4) | 368 | (22.9) | 452 | (25.2) | 518 | (27.4) | 386 | (28.4) |
Other conditions† | 2856 | (23.7) | 520 | (30.1) | 496 | (27.7) | 526 | (28.2) | 384 | (23.9) | 379 | (21.2) | 354 | (18.7) | 197 | (14.5) |
None | 6273 | (52.1) | 833 | (48.3) | 911 | (50.8) | 918 | (49.3) | 858 | (53.3) | 960 | (53.6) | 1017 | (53.8) | 776 | (57.1) |
Coronary anatomy affected at decision | ||||||||||||||||
Left main | 1780 | (14.8) | 251 | (14.5) | 287 | (16.0) | 299 | (16.1) | 256 | (15.9) | 265 | (14.8) | 284 | (15.0) | 138 | (10.2) |
Multivessel§ | 8715 | (72.4) | 1361 | (78.9) | 1407 | (78.5) | 1418 | (76.2) | 1202 | (74.7) | 1320 | (73.7) | 1274 | (67.4) | 733 | (53.9) |
Limited∥ | 1535 | (12.8) | 114 | (6.6) | 99 | (5.5) | 145 | (7.8) | 152 | (9.4) | 206 | (11.5) | 331 | (17.5) | 488 | (35.9) |
Time between catheterization and decision for surgical revascularization (weeks) | ||||||||||||||||
0–1 | 6651 | (55.3) | 726 | (42.1) | 932 | (52.0) | 1005 | (54.0) | 912 | (56.6) | 1093 | (61.0) | 1236 | (65.4) | 747 | (55.0) |
2–3 | 2066 | (17.2) | 422 | (24.4) | 377 | (21.0) | 350 | (18.8) | 269 | (16.7) | 245 | (13.7) | 215 | (11.4) | 188 | (13.8) |
4–5 | 1041 | (8.7) | 209 | (12.1) | 174 | (9.7) | 157 | (8.4) | 150 | (9.3) | 139 | (7.8) | 102 | (5.4) | 110 | (8.1) |
6–7 | 642 | (5.3) | 122 | (7.1) | 92 | (5.1) | 123 | (6.6) | 74 | (4.6) | 84 | (4.7) | 66 | (3.5) | 81 | (6.0) |
≥8 | 1630 | (13.5) | 247 | (14.3) | 218 | (12.2) | 227 | (12.2) | 205 | (12.7) | 230 | (12.8) | 270 | (14.3) | 233 | (17.1) |