Analysis of orthopedic surgical procedures in children with cerebral palsy

Table 2 Surgical Features of 227 children with cerebral palsy

Variable	Value
Total number of surgeries	711
Mean number of surgeries per patient (range) by GMFCS
I	1.8 (1-9)
II	3.2 (1-12)
III	3.2 (1-8)
IV	3.3 (1-13)
V	3.6 (1-11)
Total number of visits to the surgical theater	413
Mean number of visits to the surgical theater per patient (range)1	1.8 (1-10)
Mean number of visits to the surgical theater per patient (range) by GMFCS
I	1.4 (1-5)
II	1.9 (1-6)
III	1.7 (1-4)
IV	1.8 (1-7)
V	2.1 (1-10)
Number of single event multilevel surgeries2 (% of all visits to the surgical theater)	140 (34%)
Number of hip salvage procedures (% of patients)	4 (1.7%)
Number of deep infections (% of all surgeries not including revisions for infections)	2 (0.3%)

¹A patient may have more than one surgery during one visit to the surgical theater;

²Defined as two or more soft tissue or bony surgical procedures at two or more anatomical levels during one operative procedure. Pelvic osteotomies with proximal femur osteotomy and hip tenotomy were not classified as a single event multi-level surgery. GMFCS: Gross Motor Function Classification System.