TABLE 1.
Clinical characteristics
| Characteristic | N (%) |
|---|---|
| Sex | |
| Male | 24 (67) |
| Female | 12 (33) |
| Age, years | |
| ≤2 | 9 (25) |
| >2–10 | 20 (56) |
| >10 | 7 (19) |
| Study | |
| D9602 | 6 (17) |
| D9803 | 17 (47) |
| ARST0531 | 13 (36) |
| Radiation therapy | |
| Yes | 22 (61) |
| No | 14 (39) |
| Stage | |
| 1 (favorable site, M0) | 16 (44) |
| 2 (other site, ≤ 5 cm, N0, M0) | 14 (39) |
| 3 (other site, > 5 cm and/or N1, M0) | 6 (17) |
| Primary site | |
| Head/neck | 7 (19) |
| Genitourinary, non-bladder/prostate | 9 (25) |
| Extremity | 11 (31) |
| Trunk | 8 (22) |
| Other | 1 (3) |
| Size | |
| ≤5 cm | 26 (72) |
| >5 cm | 10 (28) |
| FOXO1 fusion status | |
| FOXO1− | 10 (28) |
| FOXO1+ | 15 (42) |
| Unknown | 11 (30) |
Abbreviations: M0, no distant metastases; N0, regional nodes not clinically involved; N1, regional nodes clinically involved by imaging.