Comparison of titanium elastic intramedullary nailing versus injection of bone marrow in treatment of simple bone cysts in children: a retrospective study

Table 3 The relative factors associated with pathological fracture

Parameter	Fracture	No fracture	P value
Number	29	17	-
Femur	11 (37.9 %)	5 (29.4 %)	0.79
Humeral	18 (62.1 %)	12 (70.6 %)	0.79
Cyst activity^a	2.0 ± 2.2	2.5 ± 2.7	0.49
Unilocular	12 (41.4 %)	7 (41.2 %)	1.00
Multilocular	17 (58.6 %)	10 (51.5 %)	1.00
The first outcome by criteria of Capanna et al^b
Grade I	21	9	0.23
Grade II	6	4
Grade III	2	4

^aThe values in the groups columns are given as the mean and standard deviation
^bThe first outcome was the result by two injections of bone marrow or fixation of intramedullary nailing after 18 month postoperatively

ISSN: 1471-2474