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Table 4 Dimensions of the calcaneofibular ligament in the general group, single fascicular and double fascicular ligaments

From: Morphometric relationships between dimensions the anterior talofibular ligament and calcaneofibular ligament in routine magnetic resonance imaging

  

length [mm]

thickness [mm]

width [mm]

fibula [mm]

calcaneus [mm]

volume [mm3]

CFL angle [deg]

TCA [deg]

General

N = 251

average

33.7

2.1

6.6

5.2

7.7

419.8

113.5

10.9

SD

4.1

0.2

1.4

1.0

1.3

98.2

13.1

4.5

min

24.2

1.3

3.8

2.7

4.9

248.8

80.2

2.2

max

42.7

2.5

10.1

7.1

10.1

656.6

133.4

16.7

  

length [mm]

thickness [mm]

width [mm]

fibula [mm]

calcaneus [mm]

volume [mm3]

CFL angle [deg]

TCA [deg]

Single fascicular

n = 76

average

31.4

2.0

6.2

5.4

7.1

383.8

116.1

12.4

SD

3.5

0.1

1.7

0.9

1.3

99.0

12.6

5.3

min

24.7

1.8

3.8

3.1

4.9

248.8

90.0

2.0

max

42.7

2.1

9.2

6.4

8.9

290.3

133.0

23.0

  

length [mm]

thickness [mm]

width [mm]

fibula [mm]

calcaneus [mm]

volume [mm3]

CFL angle [deg]

TCA [deg]

double fascicular

n = 175

average

33.2

2.1

6.5

5.2

7.6

437.0

113.1

10.3

SD

4.3

0.3

1.3

1.1

1.3

93.7

13.2

3.8

min.

24.2

1.3

4.1

2.7

5.1

277.2

80.0

3.0

max

42.7

2.5

10.1

7.1

10.1

656.6

140.0

17.0

 

P

< 0.001

> 0.05

> 0.05

> 0.05

< 0.01

< 0.001

> 0.05

< 0.05

ICC (95% CI)

0.78 (0.74–0.79)

0.66 (0.39–0.75)

0.78 (0.66–0.89)

0.74 (0.63–0.88)

0.72 (0.60–0.77)

0.74 (0.67–0.78)

0.84 (0.73–0.88)

0.83 (0.34–0.95)

SEM

0.90

0.06

0.24

0.21

0.18

27.8

2.98

0.48

  1. Abbreviations: CFL the calcaneofibular ligament, deg. degrees, ICC intra-class correlation coefficient, min. Minimum, max. Maximum, SEM standard error of measurement, SD standard deviation, TCA the tibiocalcaneal angle. P-value refers to difference between single and double fascicular ligament