Factors influencing recurrence (multivariate Cox’s regression model)
| Variable | Category | RR | 95% CI | p Value |
|---|---|---|---|---|
| RR, risk ratio; CI, confidence interval; LOH, loss of heterozygosity. | ||||
| Stage | III v I | 4.6 | 1.56–13.56 | 0.006 |
| Lymph node metastases | ⩾4 v 0 | 3.83 | 1.81–8.11 | 0.0001 |
| 1–3 v 0 | 0.44 | 0.21–0.95 | 0.038 | |