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Table 5 Factors affecting radiographic measurements after hip reconstructive surgery

From: Use of iliac crest allograft for Dega pelvic osteotomy in patients with cerebral palsy

  Acetabula index Migration percentage Neck-shaft angle
Estimate SE P-value Estimate SE P-value Estimate SE P-value
Follow-up duration (year) 0.2 0.2 0.316 2.5 0.2 < 0.001 2.5 0.3 < 0.001
Age at surgery −0.0 0.2 0.919 0.2 0.2 0.349 −1.3 0.3 < 0.001
Sex 0.0 0.8 0.961 −2.3 1.1 0.036 2.5 1.7 0.127
GMFCS level
 V (reference)          
 III 3.1 1.2 0.010 3.8 1.5 0.013 9.1 2.4 < 0.001
 IV 1.2 0.9 0.198 0.6 1.2 0.600 3.1 1.8 0.086
Anatomical type −0.2 1.2 0.873 −0.1 2.0 0.966 −2.2 2.8 0.445
Laterality −1.1 0.8 0.001 −0.1 1.0 0.451 −1.2 1.6 0.835
  1. A linear mixed model was used to estimate factors affecting AI, MP and NSA
  2. SE standard error, GMFCS Gross Motor Function Classification System