Table 4.
Screening histories of colorectal cancer deaths and cancer-free patients, KPSC and KPNC 2006–2012
| Failure type (column %) | Total | No Screening | Colonoscopy | Sigmoidoscopy | Barium Enema | FOBT | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cases (n= 1750) |
Controls (n= 3486) |
Cases (n= 591) |
Controls (n= 884) |
Cases (n= 119) |
Controls (n= 409) |
Cases (n= 341) |
Controls (n=832) |
Cases (n= 68) |
Controls (n= 69) |
Cases (n= 631) |
Controls (n= 1292) |
||
| Failure to screen or screen at appropriate intervals |
Failure to ever screen |
591 (33.8) | 884 (25.4) | 591 (100) |
884 (100) | - | - | - | - | - | - | - | - |
| Failure to screen at appropriate intervals |
574 (32.8) | 929 (26.6) | - | - | 17 (14.3) | 11 (2.7) | 170 (49.9) | 348 (41.8) |
40 (58.8) | 53 (76.8) | 347 (55.0) |
517 (40.0) |
|
| Failure to receive surveillance |
22 (1.3) | 41 (1.2) | - | - | 21 (17.6) | 38 (9.3) | 1 (0.3) | 2 (0.2) | - | - | - | 1 (0.1) | |
| Failure to follow-up for abnormal test |
141 (8.1) | 76 (2.2) | - | - | 11 (9.2) | 19 (4.6) | 24 (7.0) | 15 (1.8) | 3 (4.4) | - | 103 (16.3) |
42 (3.3) | |
| Up to date on screening | 422 (24.1) | 1556 (44.6) |
- | - | 70 (58.8) | 341 (83.4) |
146 (42.8) | 467 (56.1) |
25 (36.8) | 16 (23.2) | 181 (28.7) |
732 (56.7) |
|