The Effect of Postoperative Corticosteroid Administration on Free Vascularized Fibular Grafting for Treating Osteonecrosis of the Femoral Head

Table 3

Radiographic results in the postoperative corticosteroid administration group (PCA group) and the control group.

Outcome	Stage II		Stage III		Stage IV
(hips)	PCA	Control	PCA	Control	PCA	Control
Improved	16	15	18	20	15	12
Unchanged	2	3	4	3	4	7
Worse	1	1	3	2	4	4