Table 2 Patient, tumor, and treatment characteristics
| Â | Number of patients (%) |
|---|---|
166 | |
Median age | Smoking: 60 Non-smoking: 55 |
Smoking | No: 109 (65.6) Yes: 57 (34.4) |
Current smoker | No: 143 (86.1) Yes: 23 (13.9) |
Cardiovascular disease | No: 143 (86.1) Yes: 23 (13.9) |
Lung disease | No: 147 (88.6) COPD: 18 (10.8) Primary malignancy: 1 (0.6) |
Diabetes mellitus | No: 145 (87.3) Yes: 21 (12.7) |
Grade | Low: 16 (9.6) Intermediate: 50 (30.1) High: 100 (60.2) |
Histology | Undifferentiated/MFH: 45 (27.1) Liposarcoma: 33 (19.9) Synovial cell: 33 (19.9) Myxofibrosarcoma: 23 (13.9) Leiomyosarcoma: 15 (9.0) MPNST: 6 (3.6) Extraskeletal myxoid chondrosarcoma: 4 (2.4) Fibrosarcoma: 3 (1.8) Solitary fibrous: 3 (1.8) Clear cell: 1 (0.6) |
Stage | I: 24 (14.4) II: 25 (15.1) III: 117 (70.5) |
Karnofsky performance status | 80–100: 141 (84.9) ≤ 70: 25 (15.1) |
Tumor location | Upper extremity: 39 (23.5) Lower extremity: 127 (76.5) |
Distant lung metastasis | 42 (25.3) |
Tumor size | < 10 cm: 94 (56.6) ≥ 10 cm: 72 (43.4) |
Chemotherapy | No: 107 (64.5) Yes: 59 (35.5) |