Table 1.

Preoperative and postoperative data on patients treated by valgus extension femoral osteotomy (VGEO). The difference between the Iowa hip score before and after VGEO was statistically significant (p = 0.0001)

Case	Gender	Age at surgery (years)	Previous treatment	Herring group at surgery	Iowa hip score at preoperative evaluation (points)	Iowa hip score at follow-up (points)	Length of follow-up (years)	Stulberg class at follow-up
1	F	8.5	Atlanta brace	B/C	58	75	2.5	III
2	M	8.3	Protected weight-bearing, physical therapy	B/C	60	96	3	II–III
3	M	8.6	Atlanta brace	C	46	95	4.1	II–III
4	M	10.2	Protected weight-bearing, physical therapy	C	50	90	4.3	III
5	M	11.1	Atlanta brace	C	36	74	4.8	IV
6	M	12.3	Protected weight-bearing, physical therapy, cheilectomy	C	31	69	5	IV
7	M	9.9	Protected weight-bearing, physical therapy, cheilectomy	C	48	95	5.1	III
8	F	9.8	Protected weight-bearing, physical therapy	C	64	93	5.1	III
9	M	9.6	Protected weight-bearing, physical therapy	C	44	86	6.5	III
10	M	9.2	Atlanta brace	B/C	52	88	7	III
11	M	10.4	Atlanta brace	C	29	78	7.3	III
12	M	11	Protected weight-bearing, physical therapy	C	33	72	8	III
13	M	12.3	Atlanta brace	B/C	38	78	9.3	IV
14	M	8	Protected weight-bearing, physical therapy	C	60	94	10.5	III
15	M	9	Atlanta brace	C	34	86	10.8	III
16	F	13	Varus osteotomy, physical therapy, cheilectomy	C	27	69	11	IV