Table 5.
Characteristics in colon versus rectum cancer patients
| Colon | Rectum | p value | |
|---|---|---|---|
| Number, n | 239 | 100 | |
| Age (years) | 0.15 | ||
| Mean ± SD | 70.2 ± 10.4 | 68.3 ± 11.6 | |
| Anaemia at diagnosis, % | 41.8 | 15.0 | < 0.001 |
| Preoperative anaemia, % | 45.1 | 20.6 | < 0.001 |
| Postoperative anaemia, % | 76.2 | 65.0 | 0.04 |
| Hb at diagnosisa | |||
| Mean ± SD | 7.78 ± 1.4 | 8.54 ± 1.0 | < 0.001 |
| Preoperative Hb | |||
| Mean ± SD | 7.87 ± 1.2 | 8.45 ± 0.9 | < 0.001 |
| Postoperative Hb | |||
| Mean ± SD | 6.91 ± 1.1 | 7.34 ± 0.9 | < 0.001 |
| Reduction in Hb level due to surgery | |||
| Mean ± SD | 0.96 ± 0.6 | 1.09 ± 0.5 | 0.05 |
aIn mmol/L