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Table 1 Reliabilities of the shear elastic modulus measurements

From: The reliability of shear elastic modulus measurement of the ankle plantar flexion muscles is higher at dorsiflexed position of the ankle

  LG MG SOL PL PB FHL FDL TP s TP d
DF 0
 Shear elastic modulus of day1 (kPa) 8.7 12.3 4.6 7.0 5.7 4.6 6.0 7.3 7.7
 Shear elastic modulus of day2 (kPa) 8.4 11.8 4.7 7.1 5.9 4.9 6.3 7.9 8.0
 Mean value of day1 and day2 (kPa) 8.5 12.1 4.6 7.1 5.8 4.8 6.1 7.6 7.8
 SD (kPa) 1.7 2.7 1.1 1.7 1.0 1.2 1.4 2.0 1.8
 SEM (kPa) 0.2 0.3 0.2 0.2 0.2 0.2 0.2 0.3 0.4
 CV (%) 6.5 6.5 12.0 7.6 8.5 9.2 8.4 8.9 11.3
 ICC (1.3) 0.77 0.76 0.67 0.80 0.58 0.76 0.78 0.83 0.67
DF 10
 Shear elastic modulus of day1 (kPa) 16.1 25.5 6.4 9.2 7.2 6.0 7.2 8.9 9.3
 Shear elastic modulus of day2 (kPa) 15.3 24.8 6.2 8.7 7.4 6.2 7.4 8.7 9.1
 Mean value of day1 and day2 (kPa) 15.7 25.1 6.3 8.9 7.3 6.1 7.3 8.8 9.2
 SD (kPa) 3.0 5.5 1.5 2.2 1.7 1.5 1.4 2.6 2.6
 SEM (kPa) 0.4 0.6 0.3 0.3 0.2 0.2 0.2 0.3 0.4
 CV (%) 6.7 5.7 9.6 7.5 8.2 7.0 7.7 8.9 11.9
 ICC (1.3) 0.76 0.80 0.80 0.82 0.72 0.87 0.65 0.83 0.76
DF 20
 Shear elastic modulus of day1 (kPa) 31.5 53.7 10.3 11.6 9.5 8.8 9.4 11.4 11.5
 Shear elastic modulus of day2 (kPa) 32.2 53.4 10.8 12.3 9.9 8.7 9.4 11.5 11.7
 Mean value of day1 and day2 (kPa) 31.8 53.6 10.5 12.0 9.7 8.7 9.4 11.5 11.6
 SD (kPa) 6.6 11.5 3.2 4.3 2.8 2.3 2.5 3.9 3.5
 SEM (kPa) 0.6 1.4 0.4 0.3 0.3 0.2 0.2 0.3 0.6
 CV (%) 4.7 6.3 9.4 7.1 7.9 6.6 6.2 5.6 13.6
 ICC (1.3) 0.91 0.82 0.81 0.92 0.85 0.86 0.91 0.95 0.71
  1. SD standard deviation, SEM standard error in measurement, CV coefficient of variation, ICC intra-class correlation coefficient, LG lateral gastrocnemius, MG medial gastrocnemius, SOL soleus, PL peroneus longus, PB peroneus brevis, FHL flexor hallucis longus, FDL flexor digitorum longus, TP s tibialis posterior (superficial layer of intramuscular tendon), TP d tibialis posterior (deep layer of intramuscular tendon)