Table 1.
Patient and disease characteristics according to the interval to definitive surgery
| Variable | Number of patients | p Value | |
|---|---|---|---|
| Short interval | Long interval | ||
| Age | 0.035 | ||
| ≤ 60 years | 45 (86%) | 35 (67%) | |
| > 60 years | 7 (14%) | 17 (33%) | |
| Gender | 0.691 | ||
| Male | 29 (56%) | 32 (61%) | |
| Female | 23 (44%) | 20 (39%) | |
| Site | 0.685 | ||
| Upper extremity | 14 (27%) | 18 (35%) | |
| Lower extremity | 33 (64%) | 29 (56%) | |
| Trunk | 5 (9%) | 5 (9%) | |
| Size | 0.500 | ||
| ≤ 3 cm | 20 (51%) | 16 (49%) | |
| > 3 cm | 19 (49%) | 17 (52%) | |
| Depth | 0.500 | ||
| Superficial | 26 (54%) | 26 (54%) | |
| Deep | 22 (46%) | 22 (46%) | |
| Histologic type | |||
| Malignant fibrous histiocytoma | 20 (39%) | 16 (30%) | |
| Synovial sarcoma | 11 (21%) | 11 (21%) | |
| Liposarcoma | 5 (10%) | 8 (15%) | |
| Fibrosarcoma | 4 (8%) | 4 (8%) | |
| Leiomyosarcoma | 2 (4%) | 4 (85) | |
| Malignant peripheral nerve sheath tumor | 2 (4%) | 1 (2%) | |
| Others | 8 (16%) | 7 (16%) | |
| FNCLCC differentiation score | 0.428 | ||
| 1 | 4 (8%) | 2 (4%) | |
| 2 | 24 (46%) | 30 (57%) | |
| 3 | 24 (46%) | 20 (38%) | |
| Surgical margin | 0.500 | ||
| Negative | 51 (98%) | 50 (96%) | |
| Positive | 1 (2%) | 2 (4%) | |
| Residual tumor | 0.165 | ||
| No | 29 (57%) | 21 (41%) | |
| Yes | 22 (43%) | 30 (59%) | |
| Postoperative radiotherapy | 0.074 | ||
| Not done | 25 (48%) | 34 (67%) | |
| Done | 27 (52%) | 17 (33%) | |
| Postoperative CT | 0.416 | ||
| Not done | 42 (81%) | 46 (88%) | |
| Done | 10 (19%) | 6 (12%) | |
| Followup (years)* | 6.1 ± 4.1 | 6.1 ± 4.3 | 0.974 |
| Total | 52 (100%) | 52 (100%) | |
* Values are expressed as mean ± SD; FNCLCC = Federation Nationale des Centres de Lutte Contre le Cancer.