Table 3 Surgical data, MTST scores, and clinical outcomes of patients with or without pathologic fracture
From: Pathologic fracture does not influence prognosis in stage IIB osteosarcoma: a case–control study
Pathologic fracture patients (n = 15) | Non-fracture patients (n = 50) | P value (χ2test, Student's t-test) | |
|---|---|---|---|
Surgical technique | |||
Amputation | 5 | 4 | |
(Mean MTST score) | 18.8±3.5 | 21.2±4.6 | 0.040 |
Limb salvage | 10 | 46 | |
(Mean MTST score) | 23.5±3.9 | 25.3±4.2 | 0.219 |
Surgical margin | |||
Pseudocapsule rupture | 14 (93.3%) | 5 (10.0%) | <0.001 |
Wide margin | 13 (86.7%) | 44 (88.0%) | 0.890 |
Other margins | 2 (13.3%) | 6 (12.0%) | |
Outcomes | |||
Recurrence | 4 (26.7%) | 7 (14.0%) | 0.25 |
Complications | 3 (20%) | 6 (12.0%) | 0.43 |
Metastasis | 4 (26.7%) | 16 (32.0%) | 0.69 |
3-year DFS | 53.3% | 66.5% | 0.25 |
3-year OS | 66.7% | 75.3% | 0.52 |