Open Access

Table 3

Comparative robotic measures.

Variable Functional
Mechanical
p-Value
N = 64 N = 64
Implant 0.744
 CR 60 (93.75%) 58 (90.62%)
 PS 4 (6.25%) 6 (9.38%)
Femur size 4.14 ± 1.62 3.94 ± 1.45 0.471
Range: 1.0; 7.0 Range: 1.0; 7.0
Tibia size 3.97 ± 1.68 3.8 ± 1.47 0.621
Range: 1.0; 7.0 Range: 1.0; 7.0
PE thickness 9.5 ± 0.943 9.94 ± 1.13 0.016
Range: 9.0; 13.0 Range: 9.0; 13.0
Patella size 34.78 ± 3.06 33.84 ± 3.08 0.092
Range: 29.0; 40.0 Range: 29.0; 42.0
Tibial medial resection 4.27 ± 1.71 4.22 ± 1.74 0.642
Range: 1.0; 9.0 Range: 1.5; 11.0
Tibial lateral resection 5.62 ± 1.84 6.5 ± 1.78 0.041
Range: 0.5; 8.5 Range: 2.0; 11.0
Femoral medial resection 7.4 ± 1.77 7.36 ± 1.7 0.961
Range: 2.5; 10.5 Range: 0.8; 10.0
Femoral lateral resection 5.03 ± 1.84 5.2 ± 1.7 0.595
Range: 1.0; 10.0 Range: 1.5; 9.0
Femoral postero-medial resection 8.1 ± 1.33 8.27 ± 1.67 0.335
Range: 2.5; 10.5 Range: 2.5; 12.0
Femoral postero-lateral resection 5.22 ± 1.71 5.99 ± 1.33 0.006
Range: 1.5; 9.0 Range: 3.0; 9.0
Femoral external rotation 3.62 ± 1.85 3.63 ± 1.84 0.981
Range: 0.0; 6.9 Range: 0.1; 9.8
Femoral flexion 4.52 ± 1.65 3.91 ± 1.78 0.065
Range: 1.0; 8.0 Range: 0.0; 7.0
Tibial slope 1.8 ± 0.87 1.5 ± 0.927 0.231
Range: 0.0; 3.0 Range: 0.0; 3.0
Femoral alignment 0.364 ± 0.732 0.329 ± 0.866 0.748
Range: −1.0; 3.3 Range: −1.0; 4.8
Tibial alignment 1.31 ± 1.31 0.475 ± 0.853 <0.001
Range: 0.0; 4.0 Range: −1.0; 3.0
Residual MAKO deformation 2.62 ± 2.19 1.65 ± 2.06 0.013
Range: −4.0; 8.0 Range: −3.0; 7.0

Abbreviations: Cruciate ligament-retaining (CR), posterior-stabilized (PS), Polyethylene (PE). *Significative result was written bold and italics.

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