Table 1.
Clinicopathological characteristics of stage II CRC cohort.
| Patients’ Characteristics | Stage II Who Stayed Disease Free | Stage II with Local Recurrences | Stage II Who Relapsed with Distant Metastasis | p Value a | |
|---|---|---|---|---|---|
| Mean age in years | 64.4 | 75.5 | 75.4 | 0.004 b | |
| Sex | Male | 41 | 2 | 5 | 0.43 |
| Female | 37 | 5 | 6 | ||
| Total | 78 | 7 | 11 | ||
| Site | Right | 19 | 2 | 1 | 0.16 |
| Left | 28 | 1 | 9 | ||
| Rectum | 16 | 1 | 1 | ||
| Unknown | 15 | 3 | 0 | ||
| T-stage | T3 | 44 | 3 | 9 | 0.27 |
| T4 | 19 | 4 | 2 | ||
| Unknown | 15 | 0 | 0 | ||
| Differentiation | Well | 10 | 1 | 1 | 0.8 |
| Moderate | 56 | 5 | 9 | ||
| Poor | 5 | 1 | 0 | ||
| Unknown | 7 | 0 | 1 | ||
| MMR status | MSI | 14 | 1 | 0 | 0.45 |
| MSS | 59 | 5 | 9 | ||
| Unknown | 5 | 1 | 2 | ||
| Follow-up | Mean DFS | 9.5 years | 3.9 years | 3.08 years |
a Fisher’s exact test; b one-way ANOVA. DFS is disease free survival; MSI is microsatellite unstable; MSS is microsatellite stable; MMR is mismatch repair.