Periacetabular osteotomy with or without femoral osteotomy for the treatment of hip subluxation in children and young adults with cerebral palsy

Table 7 Comparison between hips with and without re-subluxation

Alignments	Difference in the initial and the last post-op changes^a		Difference at the initial post-operative measure^b
Alignments	Difference	p value	Difference	p value
LCEA	−7.6 ± 2.7	0.005	−8.0 ± 1.6	< 0.001
Reimers MP (%)	4.0 ± 0.8	< 0.001	12.3 ± 3.2	< 0.001
Tonnis Angle	1.8 ± 0.9	0.040	6.0 ± 2.9	0.038

^aThe difference refers to the difference in changes of a certain alignment, (((last post-operative PAO + FO)-(initial post-operative PAO + FO))-((last post-operative PAO)-(initial post-operative PAO))), with adjustment for age and sex
^bThe difference refers to the difference in alignments between PAO and PAO + FO at the initial post-operative measurement
LCEA Lateral centre-edge angle, Reimers MP Reimers migration percentage

ISSN: 1471-2474