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Table 2 Mean and standard deviation of posterior slope according to sagittal plane osteotomy inclination (SPOI) in the actual simulation (n = 10)

From: The effect of the sagittal plane osteotomy inclination on the posterior tibial slope in medial open wedge HTO: experimental study with a square column model

   SPOI 20° SPOI 10° SPOI 0° SPOI −10° P-valuea
Correction Angle 10.0 ± 0.2° 10.1 ± 0.2° 9.9 ± 0.3° 9.7 ± 0.3° 0.016
10° 10.3 ± 0.3° 9.8 ± 0.6° 9.8 ± 0.2° 9.6 ± 0.1° < 0.001
15° 11.2 ± 0.7° 10.0 ± 0.2° 9.6 ± 0.2° 9.2 ± 0.2° < 0.001
20° 11.6 ± 0.4° 10.1 ± 0.4° 9.2 ± 0.3° 8.7 ± 0.3° < 0.001
25° 11.9 ± 0.4° 10.0 ± 0.3° 9.1 ± 0.5° 8.0 ± 0.4° < 0.001
30° 12.5 ± 0.3° 9.9 ± 0.3° 8.8 ± 0.5° 7.0 ± 0.4° < 0.001
P-valuea < 0.001 0.485 < 0.001 < 0.001  
  1. aKruskal-Wallis test