Table 1.
Histopathological and clinical data in soft tissue sarcoma patients
| Serum OPN protein | Tumor OPN protein | Tumor OPN mRNA | |
|---|---|---|---|
| Total | 86 | 80 | 68 |
| Tumor stage | |||
| I | 14 | 13 | 12 |
| II | 37 | 32 | 26 |
| III | 26 | 26 | 22 |
| IV | 9 | 9 | 8 |
| Tumor type | |||
| LS | 21 | 21 | 18 |
| FS and MFH | 24 | 20 | 17 |
| NS | 8 | 7 | 3 |
| RMS and LMS | 22 | 22 | 20 |
| Other STS | 11 | 10 | 10 |
| Irradiation | |||
| Yes | 31 | 32 | 29 |
| No | 55 | 48 | 39 |
| Chemotherapy | |||
| Yes | 8 | 7 | 5 |
| No | 78 | 73 | 63 |
| Tumor size | |||
| T1 | 12 | 11 | 10 |
| T2 | 74 | 69 | 58 |
| Tumor resection | |||
| Radical (R0) | 57 | 54 | 49 |
| Not Radical (R1) | 29 | 26 | 19 |
| Distant metastases | |||
| M0 | 79 | 73 | 62 |
| M1 | 7 | 7 | 6 |
| Relapse | |||
| Yes | 55 | 51 | 47 |
| No | 31 | 29 | 21 |
Abbreviations: OPN: osteopontin, LS: liposarcoma, MFH: malignant fibrous histiocytoma; FS: fibrosarcoma; NS: neurogenic sarcoma; LMS: leiomyosarcoma; RMS: rhabdomyosarcoma; STS: soft tissue sarcoma;