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Table 3 Results of patellar height measurement

From: Postoperative change in patellofemoral alignment following closing-wedge distal femoral osteotomy performed for valgus osteoarthritic knees

 Preoperative1 year postoperative2 years postoperative
Modified Insall–Salvati Index
 Average (SD)1.1 (0.2)1.1 (0.2)1.1 (0.2)
 Range0.7–1.40.7–1.40.70–1.4
Modified Caton–Deschamps Index
 Average (SD)1.0 (0.2)1.0 (0.2)0.9 (0.1)
 Range0.8–1.40.7–1.30.6–1.2
Modified Blackburne–Peel Index
 Average (SD)0.9 (0.2)0.8 (0.2)0.8 (0.2)
 Range0.4–1.20.3–1.20.28–1.1
  1. SD standard deviation