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Table 1 Statistical analyses between preoperative and final follow-up results

From: Biplane opening wedge high tibial osteotomy with a distal tuberosity osteotomy, radiological and clinical analysis with minimum follow-up of 2 years

 

Preoperative mean score ± SD

Postoperative mean score ± SD

24 months postoperative mean score ± SD

Comparison of preop and postop (P value)

Comparison of preop and 24 months postop (P value)

Comparison of postop and 24 months postop (P value)

Mechanical axis

9.2° ± 2.5°

−0.2° ± 2.2°

−0.4° ± 2.6°

< 0.001

< 0.001

NS

Patellar height

0.94 ± 0.1

0.95 ± 0.08

0.95 ± 0.12

NS

NS

NS

Tibial slope

4.4° ± 2.1°

5.1° ± 1.4°

5.2° ± 1.4°

NS

NS

NS

Lateral Patellar Tilt

13.1° ± 2.9°

12.9° ± 3.2°

12.8° ± 3.7°

NS

NS

NS

  1. SD standard deviation, NS not significant
  2. Postoperative score is intended as immediate postoperative for patellar height and posterior tibial slope and 1-month follow-up for tibial slope ant lateral patellar tilt