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Table 3 Descriptive statistics for radiographic indices and VAS before/after PAO with/without FO

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

 

PAO

PAO + FO

pre-op

initial post-op

post-op

pre-op

initial post-op

post-op

NSA (°)

137 ± 5.1

137 ± 5.1

137 ± 5.1

143.7 ± 6.2

133.0 ± 7.6

132.4 ± 8.0

LCEA (°)

−16.5 ± 21.6

25.4 ± 5.7

24 ± 7.7

−38.7 ± 21.6

23.7 ± 4.6

20.7 ± 10.5

MP (%)

61.1 ± 17.4

18.0 ± 10.3

19.8 ± 11.2

81.4 ± 16.3

17.4 ± 10.2

19.5 ± 12.2

Tonnis Angle (°)

27 ± 10.4

7.1 ± 7.5

8 ± 8.2

37.5 ± 9.8

11.6 ± 7.5

13 ± 8.8

FNA (°)

26.7 ± 9.9

–

26.7 ± 9.9

44.1 ± 11.6

–

21.4 ± 1.5

VAS

5 ± 1

–

0.2 ± 0.45

5.4 ± 0.9

–

0.3 ± 0.4

  1. NSA Neck shaft angle, LCEA Lateral center-edge angle, MP Reimer migration percentage, FNA Femoral neck anteversion, PAO Periacetabular osteotomy, FO Femoral osteotomy, VAS visual analogue scale, pre-op Pre-operative; post-op, post-operative. Post-op alone refers to post-operative measurements at the final follow-up