Table 1 Characteristics of 9,219 subjects registered for isolated coronary artery bypass surgery in British Columbia 1991–2000
From: Chances of late surgery in relation to length of wait lists
Characteristic | N | (%) |
|---|---|---|
Age group (yr) | ||
<50 | 731 | (7.9) |
50–59 | 2006 | (21.8) |
60–69 | 3526 | (38.2) |
70–79 | 2764 | (30.0) |
≥80 | 192 | (2.1) |
Sex | ||
Women | 1630 | (17.7) |
Men | 7589 | (82.3) |
Urgency at registration | ||
Urgent | 652 | (7.1) |
Semi-urgent | 6553 | (71.1) |
Non-urgent | 2014 | (21.8) |
Major comorbidity at registration | ||
None | 4775 | (51.8) |
CHF, diabetes, COPD, rheumatoid arthritis, cancer | 2435 | (26.4) |
Other conditions | 2009 | (21.8) |
Calendar period | ||
1991–1992 | 1725 | (18.7) |
1993–1994 | 1889 | (20.5) |
1995–1996 | 1997 | (21.7) |
1997–1998 | 1888 | (20.5) |
1999–2000 | 1720 | (18.7) |
Hospital ID at booking | ||
1 | 1903 | (20.6) |
2 | 3137 | (34.0) |
3 | 2124 | (23.0) |
4 | 2055 | (22.3) |
Wait-list size category | ||
1 – <1 week | 1502 | (16.3) |
2 – half month | 1276 | (13.8) |
3 – 1 month | 3954 | (42.9) |
4 – >1 month | 2487 | (27.0) |