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Table 3 Radiological measurements were compared between groups, and a significant difference was found in both Weber methods. The range is summarized between round brackets and the interquartile range between square brackets

From: Robotic-assisted Unicompartmental knee Arthroplasty optimizes joint line restitution better than conventional surgery

 

Conventional

Robotic

p

Weber 1

2.3 (0.9 to 5.6) [1.6 to 2.9]

1.5 (− 1.1 to 4.1) [0.6 to 2.0]

0.0025*

Weber 2

2.9 (0.1 to 5.2) [2.0 to 3.5]

1.1 (−2 to 4.2) [0.6 to 1.9]

< 0.0000*

lacono

1.4 (0.2 to 4.7) [0.6 to 2.8]

1.2 (−1.3 to 3.1) [0.4 to 2.0]

0.1277*

Slope Before surgery

8.0 (4.6 to 12.5) [5.7 to 9.3]

8.2 (2.1 to 13.8) [6.5 to 9.9]

0.4754*

Slope After Surgery

5.7 (0.9 to 10.7) [4.8 to 8.9]

6.4 [0.6 to 14.7] (4.3 to 8.3)

0.9355*

Slope differential

−1.4 (− 7.9 to 6.15) [− 4.3 to 0.8]

−2.0 (− 7.4 to 4.6) [− 4.0 to 0.1]

0.8082*

Tibial resection

5.8 (3.5 to 8.9) [4.4 to 6.5]

6.2 (3.1 to 8.7) [5.3 to 7.1]

0.5237*

Tibial insert

8 (8 to 10) [8 to 9]

9 (8 to 11) [8 to 9]

0.3464**

  1. *non-parametric median test
  2. **Fisher exact test