Table 5.
Recurrence and clinical outcome.
| Variable | n (%)/n (95% CI) |
|---|---|
| Recurrence | n = 210 * |
| Local | 109 (38.6%) |
| Distant | 91 (32.3%) |
| Regional | 19 (6.7%) |
| Perineural invasion | 49 (17.4%) |
| Lymphovascular invasion | 14 (5.0%) |
| Surgical margins | n = 444 |
| Positive | 136 (30.6%) |
| Negative | 308 (69.4%) |
| Status | n = 587 |
| Alive | 372 (63.4%) |
| Dead | 215 (36.6%) |
| Death cause | n = 195 |
| Disease complication | 144 (73.8%) |
| Unrelated cause | 51 (26.2%) |
| Overall median survival time, months | 61 (95% CI: 46–83) |
| Overall survival rates | |
| 5-year | 50.0% |
| 10-year | 24.0% |
| Weighted mean follow-up time, months | 23.6 (95% CI: 13.8–33.4) |
Data are reported as weighted mean and 95% confidence interval (CI) or frequencies and percentages. * The total number of patients with recurrence does not sum up to the number of patients with each type of recurrence as many patients had multiple types of recurrences.