Table 1.
Baseline characteristics.
| All patients | Active Surveillance | Radiotherapy | Systemic treatment | |||||
|---|---|---|---|---|---|---|---|---|
| N | % | N | % | N | % | N | % | |
| Gender | ||||||||
| Male | 30 | 33 | 9 | 24.3 | 12 | 34.3 | 9 | 47.4 |
| Female | 61 | 67 | 28 | 75.7 | 23 | 65.7 | 10 | 52.6 |
|
| ||||||||
| Age (years) | ||||||||
| Median (IQR) | 39 (33.1–52.2) | 36 (31.2–51.6) | 43.6 (39.4–52.4) | 34.8 (23.3–46.3) | ||||
|
| ||||||||
| Localization | ||||||||
| Head/neck | 9 | 9.9 | 3 | 8.1 | 6 | 17.1 | — | — |
| Thorax/back | 35 | 38.5 | 13 | 35.1 | 13 | 37.1 | 9 | 47.4 |
| Abdominal wall | 25 | 27.5 | 17 | 45.9 | 1 | 2.9 | 7 | 36.8 |
| Extremity | 21 | 23.1 | 4 | 10.8 | 15 | 42.9 | 2 | 10.5 |
| Others∗ | 1 | 1.1 | — | — | — | — | 1 | 5.3 |
|
| ||||||||
| Size | ||||||||
| <5 cm | 25 | 27.5 | 16 | 43.2 | 7 | 20.0 | 2 | 10.5 |
| 5–10 cm | 48 | 52.7 | 18 | 48.6 | 19 | 54.3 | 11 | 57.9 |
| >10 cm | 15 | 16.5 | 2 | 5.4 | 8 | 22.9 | 5 | 26.3 |
| Missing data | 3 | 3.3 | 1 | 2.7 | 1 | 2.9 | 1 | 5.3 |
|
| ||||||||
| Beta-catenin (nuclear) | ||||||||
| Positive | 56 | 61.5 | 28 | 75.7 | 16 | 45.7 | 12 | 63.2 |
| Negative | 10 | 11 | 3 | 8.1 | 6 | 17.1 | 1 | 5.3 |
| Unknown | 25 | 27.5 | 6 | 16.2 | 13 | 37.1 | 6 | 31.6 |
N = number of patients; cm = centimeter; IQR = interquartile range; ∗groin.