Table 1. General information on colorectal cancer patients and age distributions across anatomic site subgroups.
| Variables | n (%) | P
|
||
| Proximal colon cancer
(N=4,220) |
Distal colon cancer
(N=5,559) |
Rectal cancer
(N=10,960) |
||
| Age (year) | <0.001 | |||
| ≤49 | 667 (15.8) | 889 (16.0) | 1,885 (17.2) | |
| 50−74 | 2,612 (61.9) | 3,719 (66.9) | 7,683 (70.1) | |
| ≥75 | 941 (22.3) | 951 (17.1) | 1,392 (12.7) | |
Mean (
)
|
63.03±13.46 | 61.63±12.65 | 60.44±11.95 | |
| Gender | <0.001 | |||
| Male | 2,190 (51.9) | 3,336 (60.0) | 6,828 (62.3) | |
| Female | 2,030 (48.1) | 2,223 (40.0) | 4,132 (37.7) | |
| Admission | <0.001 | |||
| Emergency | 218 (5.2) | 243 (4.4) | 277 (2.5) | |
| Outpatient | 3,018 (71.5) | 4,057 (73.0) | 8,030 (73.3) | |
| Others | 984 (23.3) | 1,259 (22.6) | 2,653 (24.2) | |
| Bowel obstruction | <0.001 | |||
| No | 3,692 (87.5) | 4,964 (89.3) | 10,538 (96.1) | |
| Yes | 528 (12.5) | 595 (10.7) | 422 (3.9) | |
Hospitalization stay (d) (
)
|
15.94±11.81 | 14.63±30.04 | 13.29±14.84 | <0.001 |
Hospitalization costs (CNY) (
)
|
69,330±49,451 | 64,807±50,634 | 57,978±48,099 | <0.001 |