Table 2. Clinical features for patients attending general practice before diagnosis displayed for each colorectal cancer cohort data set and all data combined.
| CRUX | CAPER | CRCDK | ALBERTA | CAP | DECCIRE | NACDPC | COMBINED | |
|---|---|---|---|---|---|---|---|---|
| n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | |
| Study subjects | 802 (7) | 319 (3) | 613 (5) | 5657 (48) | 1841 (16) | 464 (4) | 2024 (17) | 11 720 (100) |
| Time intervals, median (IQI) days | ||||||||
| Primary care interval | 12 (2–64) | NA | 6 (0–45) | 3 (0–48) | 1 (0–21) | 14 (0–50)a | 6 (0–32) | 5 (0–39) |
| Secondary care interval | 21 (3–47) | NA | 14 (7–29) | 18 (6–46) | 23 (9–45) | 38 (17–82)a | NA | 20 (7–46) |
| Diagnostic interval | 55 (21–148) | 97 (44–218) | 31 (13–84) | 47 (18–109) | 35 (16–73) | 67 (28–132) | NA | 46 (18–105) |
| Alarm symptoms of cancer | ||||||||
| No | 306 (38) | 70 (22) | 236 (38) | 2708 (48) | 617 (34) | 237 (51) | 631 (31) | 4805 (41) |
| Yes | 496 (62) | 249 (78) | 377 (62) | 2949 (52) | 1224 (66) | 227 (49) | 1393 (69) | 6915 (59) |
| Emergency admission | ||||||||
| No | 592 (74) | 264 (83) | 551 (90) | 4486 (79) | 204 (75)b | 263 (57) | 1739 (86) | 8099 (80) |
| Yes | 210 (26) | 55 (17) | 62 (10) | 1171 (21) | 68 (25)b | 201 (43) | 285 (14) | 2052 (20) |
| Tumour site | ||||||||
| Colon | 498 (62) | 196 (61) | 368 (60) | NA | 1147 (62) | 264 (57) | NA | 2473 (61) |
| Rectum | 304 (38) | 123 (39) | 245 (40) | NA | 694 (38) | 200 (43) | NA | 1566 (39) |
| Sex | ||||||||
| Females | 350 (44) | 154 (48) | 280 (46) | 2378 (42) | 883 (48) | 177 (38) | 940 (46) | 5162 (44) |
| Males | 452 (56) | 165 (52) | 333 (54) | 3279 (58) | 958 (52) | 287 (62) | 1084 (54) | 6558 (56) |
| Age at diagnosis | ||||||||
| 20–64 years | 206 (26) | 80 (25) | 217 (35) | 2184 (39) | 599 (33) | 142 (31) | 614 (30) | 4042 (34) |
| 65–74 years | 276 (34) | 96 (30) | 200 (33) | 1567 (28) | 583 (32) | 145 (31) | 582 (29) | 3449 (29) |
| ⩾75 years | 320 (40) | 143 (45) | 196 (32) | 1906 (34) | 659 (36) | 177 (38) | 828 (41) | 4229 (36) |
| Median age (IQI) | 72 (64–79) | 73 (65–80) | 70 (62–77) | 69 (59–77) | 71 (62–79) | 72 (62–78) | NA | 70 (60–78) |
| Stage | ||||||||
| Localised | 341 (43) | 167 (52) | 299 (49) | 2709 (48) | 586 (32) | 213 (46) | 823 (41) | 5138 (44) |
| Regional | 251 (31) | 91 (29) | 186 (30) | 1536 (27) | 488 (27) | 128 (28) | 647 (32) | 3327 (28) |
| Distant | 99 (12) | 37 (12) | 114 (19) | 1140 (20) | 438 (24) | 84 (18) | 448 (22) | 2360 (20) |
| Unknown | 111 (14) | 24 (8) | 14 (2) | 272 (5) | 329 (18) | 39 (8) | 106 (5) | 895 (8) |
Abbreviation: NA=not available.
a
In the DECCIRE data set, the primary and secondary care intervals were only recorded in the Baleares, Galicia, Valencia and Catalunya regions (n=250).
b
Emergency admission was only recorded in the 1st subcohort of the CAP data set (n=272).
Clinical features for patients attending general practice before diagnosis displayed for each colorectal cancer cohort data set and all data combined.