Range of hip abduction after preventive and reconstructive surgery in cerebral palsy: a longitudinal registry study of 307 children

Figures & data

& Number of children (%) according to sex, GMFCS level, and type of operation

	APL	VDRO	Total
Factor	n = 150	n = 157	n = 307
Boys	88 (59)	91 (58)	179
Girls	62 (42)	66 (42)	128
GMFCS level
II	4 (4)	3 (2)	7
III	17 (11)	12 (8)	29
IV	55 (37)	34 (22)	89
V	74 (49)	108 (69)	182
Mean age at time of the operation years (SD)	5.4 (2.8)	7.1 (2.8)
range	1.2–13.8	2.2–13.8

Figure 1. Mean range of hip abduction with 95% confidence intervals preoperatively and at 6–18 and 18–36 months after adductor–psoas lengthening (APL) and varus derotation osteotomy performed (VDRO).

Figure 2. Mean difference in range of hip abduction between sides with 95% confidence intervals preoperatively and at 6–18 and 18–36 months after bilateral adductor–psoas lengthening (APL) and varus derotation osteotomy performed bilaterally (VDRO bi) and unilaterally (VDRO uni).