Research Article
Preoperative Factors Associated with Infiltrative Histologic Growth Patterns in Extremity Soft Tissue Sarcoma
Table 2
Comparison of preoperative characteristics by histological growth pattern.
| | Expansile | Infiltrative | value |
| Mean age (years, ) | 48 (20) | 52 (20) | 0.14 | Gender () | | | 0.52 | Female | 30 | 33 | | Male | 43 | 38 | | Preoperative radiation therapy () | | | 0.49 | Done | 0 | 1 | | Not done | 73 | 70 | | Preoperative chemotherapy () | | | 0.53 | Done | 4 | 6 | | Not done | 69 | 65 | | Depth () | | | 0.03 | Superficial | 6 | 15 | | Deep | 67 | 56 | | Size (cm, SD) | 7.7 (5.1) | 7.6 (7.5) | 0.91 | Compartmental status () | | | 0.52 | Intracompartmental | 48 | 43 | | Extracompartmental | 25 | 28 | | Presentation status () | | | 0.20 | Fresh | 56 | 45 | | Recurred | 8 | 14 | | Unplanned excision | 9 | 12 | | Peritumoral edema () | | | 0.65 | Absent | 52 | 53 | | Present | 21 | 18 | | Tumor border on MRI () | | | 0.01 | Pushing | 37 | 20 | | Infiltrative | 36 | 51 | | FNCLCC grade () | | | 0.83 | 1 | 13 | 10 | | 2 | 27 | 27 | | 3 | 33 | 34 | | Surgical margin () | | | 0.32 | Wide | 66 | 59 | | Marginal | 7 | 11 | | Intralesional | 0 | 1 | | Pathologic margin () | | | 0.35 | Negative | 68 | 63 | | Positive | 5 | 8 | | Local recurrence () | | | 0.37 | No | 59 | 53 | | Yes | 14 | 18 | | Metastasis () | | | 0.56 | No | 46 | 48 | | Yes | 27 | 23 | |
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, standard deviation.
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