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Table 2 Inter-rater reliability of foot and ankle items assessed in the 1000 Norms Project

From: 1000 Norms Project: understanding foot and ankle health, disease and normality

Item ICC (95% CI) SEM SEM % mean
Ankle plantarflexion ROM .885 (.538-.971) 1.36 2.2
Ankle dorsiflexion lunge test .875 (.498-.969) 1.73 4.8
Dorsiflexion strength .958 (.831-.990) 4.36 2.9
Plantarflexion strength .973 (.892-.993) 3.57 1.9
Foot Posture Index Left Total Score .978 (.916-.994) 0.09 2.0
Foot Posture Index Right Total Score .958 (.820-.990) 0.14 3.3
  1. Note: ROM, range of motion; ICC, Intraclass Correlation Coefficient (95% Confidence Interval); SEM, Standard Error of Measurement; SEM % mean, Standard Error of Measurement expressed as a percentage of the mean