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Table 5 Strain and intra-class correlation coefficients between Rater 1 and Rater 2

From: Reliability of a two-probe ultrasound imaging procedure to measure strain in the Achilles tendon

 

Strain (%)

mean (SD)

ICC

P

95% CI

SEM

MCD

Rater 1

5.89 (3.52)

0.88

0.003

0.48–0.97

1.22

3.06

Rater 2

5.67 (2.96)

1.03

2.81

  1. SD standard deviation, ICC intraclass correlation coefficient, CI confidence intervals, SEM standard error of measurement, MCD minimal detectable change