Table 1.

Patient characteristics

Sex	Female 25: Male 2
Side affected	Right 18: Left 9
Mean age at diagnosis	13.6 months (± 10.5) months
Treatment type (n [%])
Closed reduction	4 (14.8%)
Open reduction	4 (14.8%)
OR and femoral osteotomy	7 (25.9%)
OR and pelvic osteotomy	3 (11.1%)
OR and femoral and pelvic osteotomy	9 (33.3%)
Multiple operations	6 (22.2%)
AVN grade
No AVN or Type 1	18 (66.7%)
Type 2	8 (29.6%)
Type 3	1 (3.7%)
Surgical procedure to address LLD	9 (33.3%)

Data presented as mean (standard deviation) or as count (percentage) depending on data type

OR open reduction, AVN avascular necrosis, LLD leg length difference