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Table 2 Reliability indices (intra-class coefficients (95% confidence interval), standard error of measurement) and minimal detectable change at 95% confidence (linear measures in mm and angle/pitch in degree) for x-ray measurements

From: A radiographic and anthropometric study of the effect of a contoured sandal and foot orthosis on supporting the medial longitudinal arch

  Inter-rater (95% confidence interval) SEM MDC95
Dorsal height 0.997 (0.993 to 0.999) 0.217 0.6
Navicular height 0.994 (0.986 to 0.998) 0.394 1.1
Tibia-sole angle 0.985 (0.961 to 0.994) 0.282 0.8
Sole angle 0.906 (0.763 to 0.963) 0.327 0.9
Foot length 0.986 (0.966 to 0.995) 7.637 21.2