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Table 3 Inter-rater reliability between the four raters at session one

From: Reliability and validity of motion analysis in children treated for congenital clubfoot according to the Clubfoot Assessment Protocol (CAP) using inexperienced assessors

 

A-C

B-C

A-D

B-D

 

k

Po/Po-1

k

Po/Po-1

k

Po/Po-1

k

Po/Po-1

Running *

0.25 (0.08–0.42)

41/91

0.35(0.14–9.56)

50/91

0.44 (0.18–0.71)

64/91

0.46 (0.22–0.70)

54/100

Walking *

0.06 (-0.1–0.26)

36/77

0.52 (0.26–0.77)

64/96

0.42 (0.15–0.68)

55/96

0.54 (0.27–0.82)

64/96

Toe-walking

0.38 (0.17–0.59)

41/77

0.38(0.07–0.69)

41/100

0.35 (0.11–0.59)

35/81

0.72 (0.47–0.98)

75/100

Heelwalking

0.38 (0.15–0.60)

32/77

0.31 (0.05–0.56)

50/86

0.57 (0.33–0.81)

62/81

0.29 (0.05–0.53)

48/67

1-leg stance*

0.53(0.29–0.76)

55/82

0.45 (0.24–0.66)

41/82

0.15 (-0.16–0.4)

27/72

0.37 (0.11–0.62)

41/81

1- leg hop *

0.79 (0.63–0.94)

68/100

0.51 (0.29–0.74)

36/91

0.57 (0.37 0.77)

45/95

0.42 (0.16–0.68)

35/90

  1. • * = sufficient item reliability. Bold numbers = above defined reliability cut off points
  2. K = kappa (95%CI), Po/Po-1 = Exact observed percentage agreement/percentage agreement including one level difference