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Table 1 Strength of agreement of the intra- and inter-observer correlation coefficients were examined

From: Knee varus alters three-dimensional ankle alignment in standing- a study with upright computed tomography

Joint

ICC model 1,1

Number (95% CI)

SA

ICC model 2,1

Number (95% CI)

SA

Knee

Flexion

0.90 (0.69–0.97)

Almost Perfect

0.92 (0.76–0.98)

Almost Perfect

Varus

0.94 (0.81–0.98)

Almost Perfect

0.88 (0.60–0.96)

Almost Perfect

IR

0.77 (0.21–0.94)

Substantial

0.80 (0.45–0.94)

Almost Perfect

Subtalar

DF

0.71 (0.47–0.85)

Substantial

0.93 (0.79–0.98)

Almost Perfect

IV

0.89 (0.66–0.96)

Almost Perfect

0.88 (0.62–0.96)

Almost Perfect

IR

0.83 (0.43–0.94)

Almost Perfect

0.81 (0.45–0.94)

Almost Perfect

Talocrural

DF

0.85 (0.67–0.93)

Almost Perfect

0.67 (0.20–0.79)

Substantial

IV

0.70 (0.24–0.91)

Substantial

0.78 (0.23–0.94)

Substantial

IR

0.71 (0.14–0.92)

Substantial

0.79 (0.26–0.94)

Substantial

  1. SA Strength of Agreement, IR Internal rotation, DF Dorsiflexion, IV Inversion, IR Internal rotation
  2. The measurements of the three-dimensional joint angles were highly reproducible