Table 1.
Patient demographics.
| All Patients | No Relapse at 8 Months | ||||
|---|---|---|---|---|---|
| n = 147 | % | n = 135 | % | ||
| Age | Median years | 60.3 | 60.4 | ||
| Range | (31.1–75.9) | (31.1–75.9) | |||
| <70 | 131 | 89% | 119 | 88% | |
| ≥70 | 16 | 11% | 16 | 12% | |
| Sex | Male | 75 | 51% | 71 | 53% |
| Female | 72 | 49% | 64 | 47% | |
| Inflammatory disease * | No | 133 | 91% | 121 | 90% |
| Yes | 14 | 10% | 14 | 10% | |
| Chemotherapy regimen | 5FU + LV bolus inj. | 75 | 51% | 70 | 52% |
| 5FU + LV continuous inf. | 72 | 49% | 65 | 48% | |
| Primary location | Right colon | 41 | 28% | 39 | 29% |
| Left colon | 46 | 31% | 42 | 31% | |
| Rectal | 60 | 41% | 54 | 40% | |
| Radiotherapy for rectal primary | No | 9 | 15% | 8 | 15% |
| Preoperative | 8 | 13% | 8 | 15% | |
| Postoperative | 43 | 72% | 38 | 70% | |
| TNM stage | IIA-B | 38 | 26% | 38 | 28% |
| IIIA-C | 91 | 62% | 85 | 63% | |
| IV | 18 | 12% | 12 | 9% | |
| Relapse site | No relapse | 81 | 55% | 81 | 60% |
| Only local | 13 | 9% | 10 | 7% | |
| Distant metastases | 53 | 36% | 44 | 33% | |
* Inflammatory diseases adjusted for: autoimmune diseases such as rheumatoid arthritis, iritis, psoriasis, ulcerative colitis, coeliac disease, and thyroiditis. 5FU + LV = 5-fluorouracil and leucovorin with randomisation to bolus injection (Mayo regimen) or continuous infused (de Gramont regimen).