The Korean Journal of Sports Medicine

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Table. 2.

Table. 2.

Intraobserver and interobserver agreement

Variable Anteroposterior Mortise


Non-standing position Standing position DF10 DF20 Non-standing position DF10 DF20
Observer 1
TFCS
ICC 0.717a) 0.902 0.837 0.901 0.830 0.911 0.801
95% CI 0.528−0.830 0.836−0.942 0.727−0.903 0.835−0.941 0.716−0.898 0.852−0.947 0.666−0.881
TFO
ICC 0.992 0.985 0.963 0.942 0.975 0.83 0.807
95% CI 0.986−0.995 0.975−0.991 0.938−0.978 0.903−0.965 0.958−0.985 0.716−0.898 0.671−0.886
Observer 2
TFCS
ICC 0.990 0.980 0.998 0.997 0.967 0.998 0.999
95% CI 0.975−0.99 0.966−0.988 0.996−0.999 0.995−0.998 0.944−0.980 0.996−0.999 0.998−0.999
TFO
ICC 0.997 0.996 0.999 0.999 0.993 0.999 0.999
95% CI 0.995−0.999 0.993−0.998 0.999−1.000 0.999−1.000 0.988−0.996 0.999−1.000 0.999−1.000
Interobserver
TFCS
ICC 0.876 0.829 0.800 0.724a) 0.839 0.469a) 0.678a)
95% CI 0.793−0.926 0.713−0.898 0.665−0.880 0.538−0.835 0.730−0.904 0.112−0.683 0.460−0.807
TFO
ICC 0.986 0.901 0.873 0.922 0.940 0.896 0.827
95% CI 0.976−0.992 0.834−0.941 0.788−0.924 0.870−0.953 0.899−0.964 0.827−0.938 0.711−0.897

DF10: 10° ankle dorsiflexion in standing position, DF20: 20° ankle dorsiflexion in standing position, TFCS: tibiofibular clear space, TFO: tibiofibular overlap, ICC: intraclass correlation coefficient, 95% CI: 95% confidence interval.

a)Fair or good results.

Korean J Sports Med 2021;39:1-9 https://doi.org/10.5763/kjsm.2021.39.1.1
© 2021 Korean J Sports Med