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Table 2 Quantification of the osteophytes

From: Clinical significance of the anteromedial talus osteophyte in anteromedial ankle impingement in chronic lateral ankle instability

Variable

 

AMAI group

(n = 29)

Pure CLAI group

(n = 14)

p value

Upper- (mm)

Pre-

8.67 ± 2.39

3.62 ± 1.17

 < 0.0001

Post-

0.36 ± 0.12

3.62 ± 1.17

 < 0.05

Inner- (mm)

Pre-

7.02 ± 2.86

2.05 ± 1.26

 < 0.0001

Post-

0.33 ± 0.27

2.05 ± 1.26

 < 0.05

Anterior- (mm)

Pre-

1.98 ± 1.78

2.02 ± 1.54

n.s

Post-

0.29 ± 0.27

2.02 ± 1.54

 < 0.05

  1. Upper- upper bound protrusion distance, Inner-, Inner bound protrusion distance, Anterior- Anterior bound protrusion distance, AMAI anteromedial ankle impingement, CLAI chronic lateral ankle instability, Pre- preoperatively, Post- postoperatively
  2. p value” indicated the comparison between the AMAI group and the pure CLAI group