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Table 1 Changes of progressive ligament sectioning

From: Gravity stress tibiotalar laxity evaluation with a biomedical gyroscopes device – cadaver study with progressive sectioning of lateral ankle ligaments

 

Flexion

Rotation

Varus

Change from intact condition

(ATFL cut - intact)

(ATFL + CFL cut - intact)

(ATFL + CFL+ PTFL cut - intact)

(ATFL cut - intact)

(ATFL + CFL cut - intact)

(ATFL + CFL + PTFL cut - intact)

(ATFL cut - intact)

(ATFL + CFL cut - intact)

(ATFL + CFL + PTFL cut - intact)

MD (95% CI)

1.78 (1.15, 2.42)

5.13 (3.10, 7.16)

8.63 (6.05, 11.22)

1.00 (−0.51, 2.51)

3.68 (1.97, 5.40)

15.62 (10.09, 21.14)

2.89 (1.39, 4.39)

8.12 (5.16, 11.07)

11.68 (7.91, 15.46)

Bonferroni correction

0.683

0.001

< 0.001

1.000

0.068

< 0.001

1.000

0.002

< 0.001

Progressive changes

(ATFL cut - intact)

(ATFL + CFL cut - ATFL cut)

(ATFL + CFL+ PTFL cut - ATFL + CFL cut)

(ATFL cut - intact)

(ATFL + CFL cut - ATFL cut)

(ATFL + CFL + PTFL cut - ATFL + CFL cut)

(ATFL cut - intact)

(ATFL + CFL cut - ATFL cut)

(ATFL + CFL + PTFL cut - ATFL + CFL cut)

MD (95% CI)

1.78 (1.14, 2.41)

3.35 (1.84, 4.86)

3.50 (1.87, 5.13)

1.00 (−0.51, 2.51)

2.68 (0.43, 4.94)

11.93 (6.35, 17.52)

2.89 (1.39, 4.39)

5.23 (3.12, 7.33)

3.57 (1.23, 5.90)

Bonferroni correction

0.683

0.162

0.683

1.000

0.683

0.161

1.000

0.106

1.000

W Kendal

W = 0.939

W = 0.717

W = 0.742

Friedman

p < 0.001

p < 0.001

p < 0.001

  1. Bold values indicate statistical significance. MD mean difference, CI confidence interval, ATFL anterior talofibular ligament, CFL calcaneofibular ligament, PTFL posterior talofibular ligament