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Table 1 Summary of shank, rearfoot, and forefoot joint coupling and coupling variability (Mean, (SD)) prior to (PRE) and following fatigue (POST).

From: Changes in joint coupling and variability during walking following tibialis posterior muscle fatigue

Coupling Angle (deg)

Phase 1

Phase 2

Phase 3

Phase 4

 

PRE

POST

PRE

POST

PRE

POST

PRE

POST

TIBrot:RFi/ev

45.63

45.54

42.42

44.71*

41.59

42.36

41.06

42.82

 

(5.74)

(5.68)

(9.58)

(6.66)

7.78

8.73

6.11

6.11

RFi/ev:FFd/pf

44.34

45.92

45.91

40.58*

48.19

43.42*

45.32

41.17*

 

(7.12)

(6.47)

(11.50)

(8.35)

6.63

11.14

7.02

9.55

RFi/ev:FFab/d

51.30

51.72

54.62

52.06*

59.09

53.94*

52.76

49.97

 

(6.22)

(6.38)

(8.47)

(6.72)

8.68

9.24

7.05

7.48

Coupling Variability (deg)

Phase 1

Phase 2

Phase 3

Phase 4

 

PRE

POST

PRE

POST

PRE

POST

PRE

POST

TIBrot:RFi/ev

23.81

23.41

20.66

22.34*

18.71

20.84*

16.88

20.11*

 

(2.78)

(1.55)

(3.10)

(2.99)

3.89

4.15

3.15

3.35

RFi/ev:FFd/pf

25.11

24.57

23.04

23.58

22.63

22.88

22.24

22.62

 

(1.79)

(2.15)

(3.22)

(2.57)

4.48

3.42

4.16

2.40

RFi/ev:FFab/d

24.15

24.16

21.34

23.37*

20.64

22.94*

19.89

21.16

 

(2.32)

(1.96)

(4.01)

(2.50)

4.93

3.84

4.38

2.48

  1. * indicates p < 0.05