Table 1: Patient and tumor characteristics.

Patient age (median)55 (range 12–90)
Patient gender
 Female52%
 Male48%
Primary tumor stage
 T1a21%
 T1b8%
 T2a7%
 T2b64%
Tumor grade
 TNM low (FNLCC grade 1)9%
 TNM high (FNLCC grade 2-3)87%
 Unknown/ungradable4%
Tumor location
 Lower extremity66%
 Upper extremity23%
 Body wall11%
Tumor histology
 Leiomyosarcoma17%
 Liposarcoma17%
 Fibrosarcoma16%
 Undifferentiated16%
 Synovial sarcoma12%
 MPNST10%
 Epitheliod6%
 Other7%