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Table 3 Correlation coefficient between the percent change of quadriceps femoris echo intensity (EI QF) and that of subcutaneous fat, muscle thickness and physical functions

From: Effects of 10-week walking and walking with home-based resistance training on muscle quality, muscle size, and physical functional tests in healthy older individuals

  W-group WR-group
CC P value CC P value
Subcutaneous fat in QF −0.09 0.64 −0.12 0.49
Muscle thickness in QF −0.46 0.01 −0.35 0.04
Sit-ups −0.29 0.18 0.10 0.63
Supine up 0.38 0.03 0.18 0.34
Sit-to-stand 0.23 0.22 0.25 0.16
5-m maximal walk 0.13 0.48 −0.17 0.34
6-min walk −0.36 0.05 −0.06 0.76
  1. CC correlation coefficient, QF quadriceps femoris