| Urgent | Screen-detected | Symptomatic | p-valuea |
---|---|---|---|---|
(n = 2428) | (n = 3083) | (n = 4115) |  | |
n (%) | n (%) | n (%) | Â | |
Patient characteristics | ||||
 Age at diagnosis | ||||
  < 50 | 228 (9) | 211 (7) | 383 (9) | 0.0429 |
  50–59 | 461 (19) | 519 (17) | 757 (18) |  |
  60–69 | 586 (19) | 792 (26) | 1015 (25) |  |
  70–79 | 599 (25) | 1011 (33) | 1230 (30) |  |
   ≥ 80 | 554 (23) | 550 (18) | 730 (18) |  |
 Residential zonesb | ||||
  Calgary | 804 (33) | 1084 (35) | 1226 (30) | <.0001 |
  Central | 334 (14) | 357 (12) | 741 (18) |  |
  Edmonton | 836 (34) | 1088 (35) | 1320 (32) |  |
  North | 274 (11) | 292 (9) | 463 (11) |  |
  South | 180 (7) | 262 (9) | 364 (9) |  |
 Median annual household income | ||||
   < $45389 | 647 (27) | 705 (23) | 993 (24) | 0.4062 |
   $45389 - $59119 | 590 (24) | 681 (22) | 1074 (26) |  |
   $59119 - $80148 | 595 (25) | 789 (26) | 964 (23) |  |
   ≥ $80148 | 547 (23) | 837 (27) | 962 (23) |  |
   Missing | 49 (2) | 71 (2) | 122 (3) |  |
Clinical characteristics | ||||
 Anatomic site | ||||
  Colon | 1672 (69) | 1943 (63) | 2471 (60) | <.0001 |
  Rectum | 756 (31) | 1140 (37) | 1644 (40) |  |
 Stage at diagnosis | ||||
  I | 280 (12) | 781 (25) | 886 (22) | <.0001 |
  II | 670 (28) | 831 (27) | 1150 (28) |  |
  III | 701 (29) | 879 (29) | 1191 (29) |  |
  IV | 777 (32) | 592 (19) | 888 (22) |  |
 Charlson comorbidity score | ||||
  0 | 1359 (56) | 1985 (64) | 2528 (61) | 0.0025 |
  1 | 601 (25) | 675 (22) | 893 (22) |  |
  ≥ 2 | 468 (19) | 423 (14) | 694 (17) |  |
 Gastrointestinal comorbidities | ||||
  Yes | 544 (22) | 827 (27) | 1062 (26) | 0.0005 |
  No | 1884 (78) | 2256 (73) | 3053 (74) |  |