Surgical Technique and Outcome of Custom Joint-Sparing Endoprosthesis as a Reconstructive Modality in Juxta-Articular Bone Sarcoma

Table 2

The association between tumor recurrence and response to chemotherapy, pathological fracture, and surgical margins.

Factors	Presence/absence	Total	Local recurrence		value
			Absent	Present
Pathologic fracture	No	18 (75.0%)	15 (83.3%)	3 (50.0%)	0.139
	Yes	6 (25.0%)	3 (16.7%)	3 (50.0%)
Response to neoadjuvant chemotherapy (n = 21)	Good response	14 (70.0%)	13 (86.7%)	1 (20.0%)	0.014
	Poor response	6 (30.0%)	2 (13.3%)	4 (80.0%)
Soft tissue margins	Negative	22 (91.7%)	17 (94.4%)	5 (83.3%)	0.446
	Positive	2 (8.3%)	1 (5.6%)	1 (16.7%)