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Table 2 Strain and intra-class correlation coefficients between Trial 1 and Trial 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 MDC
Trial 1 4.93 (2.67) 0.84 < 0.001 0.69–0.92 1.07 2.86
Trial 2 5.34 (3.14) 1.26 3.11
  1. SD standard deviation, ICC intraclass correlation coefficient, CI confidence interval, SEM standard error of measurement, MCD minimal detectable change