Table 2 Clinical characteristics of the fracture group and non-fracture groups
From: Pathologic fracture does not influence prognosis in stage IIB osteosarcoma: a case–control study
Pathologic fracture patients (n = 15) | Patients without pathologic fracture (n = 50) | P value (χ2test) | |
|---|---|---|---|
Age (mean) | 23.2±8.0 | 21.8±12.2 | 0.69 |
Stage | IIB | IIB | |
Subtype | 0.36 | ||
Classic | 93.3% (14) | 98% (49) | |
Others | 6.7% (1) | 2% (1) | |
Tumor site | 0.99 | ||
Femur | 53.3% (8) | 54% (27) | |
Tibia | 13.3% (2) | 14% (7) | |
Humerus | 33.3% (5) | 32% (16) |