Table 1.

Patients’clinicopathologic characteristics

Case	Age& gender	Tumor type	Resected Length (cm)	Necrosis (%)	Follow-up (months)	LLD (Cm)	Complication	Reoperation same leg	DJD grade	MSTS (%)
1	9,M	IIB osteosarcoma	15	80	132	4.5	None	yes	4	66.6
2	8,F	IIB osteosarcoma	12	90	60	3.5	Dislocation	yes	3	60
3	13,M	IIB osteosarcoma	20	25	36	-	Lung metastasis	no	-	Death
4	11,M	IIB osteosarcoma	18	60	24	0	Infection	no	1	90
5	13,M	IIB Ewing sarcoma	17	70	24	-	Local recurrence&metastasis	yes	-	Death
6	11,F	IIB osteosarcoma	18	30	36	-	Lung metastasis	no	-	Death
7	8,M	IIB osteosarcoma	16	90	120	4.5	Nonunion	yes	4	63.3
8	10,F	IIB osteosarcoma	15	80	120	3.5	None	no	4	76.6
9	11,M	IIB osteosarcoma	12	100	132	4.5	None	no	4	73.3
10	8,F	IIB osteosarcoma	14	80	48	2	None	no	3	90
11	10,F	IIB Ewing sarcoma	18	90	48	2	Nonunion	Yes	2	70
12	12,M	IIB osteosarcoma	18	60	36	-	Lung&bone metastasis	no	-	Death
13	12,M	IIB osteosarcoma	12	90	48	-	Fracture	Yes	-	Failure
14	11,F	IIB osteosarcoma	16	100	36	1	Infection	no	2	80
15	11,F	IIB osteosarcoma	17	80	60	3.5	None	no	3	73.3
16	8,M	IIB osteosarcoma	16	90	42	2.8	None	no	2	70
17	10,F	IIB osteosarcoma	18.5	80	72	2	None	no	2	83.3
18	10,F	IIB osteosarcoma	16.5	90	54	2	None	no	3	73.3
19	13,M	IIB osteosarcoma	14.5	95	136	-	Fracture	no	-	Failure
20	12,F	IIB osteosarcoma	14	80	120	4.5	Nonunion	yes	4	60
21	11,F	IIB osteosarcoma	14	100	154	2	None	no	4	73.3
22	13,F	IIB osteosarcoma	16	80	160	1.5	None	no	4	80

M= male; F= female; LLD= limb length discrepancy; DJD= degenerative joint disease;