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. 2022 Oct 3;3:e25. doi: 10.1017/wtc.2022.22

Table 8.

Mean of three measurements ± standard deviation of muscular stiffness

The muscular stiffness [−]
No device Device with Slide-45 Device with Reclining Device with Reclining-slide
Subject Position Before After Before After Before After Before After
Subject 1 L1 38.8 ± 0.97 41.4 ± 0.74 41.4 ± 0.87 42.1 ± 0.83 35.5 ± 1.00 37.5 ± 1.28 41.0 ± 0.38 41.4 ± 0.34
L2 28.7 ± 0.33 31.1 ± 1.84 30.3 ± 1.88 31.9 ± 0.26 25.3 ± 0.45 26.4 ± 0.75 29.7 ± 1.56 30.6 ± 0.79
L3 33.0 ± 0.82 36.5 ± 0.79 30.0 ± 0.87 31.5 ± 0.68 25.1 ± 0.54 27.6 ± 0.79 27.0 ± 0.67 28.1 ± 1.05
R1 33.9 ± 1.59 37.2 ± 0.24 40.7 ± 0.79 43.9 ± 0.39 29.8 ± 1.56 31.7 ± 0.65 38.8 ± 0.92 39.0 ± 0.88
R2 30.5 ± 0.54 34.5 ± 0.74 29.0 ± 0.08 31.9 ± 1.51 29.3 ± 1.21 30.3 ± 1.24 27.7 ± 1.19 28.4 ± 0.36
R3 33.8 ± 0.24 36.7 ± 0.70 33.0 ± 0.57 35.3 ± 1.23 32.0 ± 2.07 33.0 ± 0.93 25.9 ± 0.26 27.1 ± 1.18
Subject 2 L1 32.7 ± 1.11 39.2 ± 1.11 34.8 ± 0.43 37.3 ± 0.24 36.5 ± 0.57 40.4 ± 0.98 33.4 ± 0.63 34.2 ± 1.28
L2 37.4 ± 0.46 39.7 ± 0.52 36.6 ± 0.79 37.5 ± 0.34 36.2 ± 0.96 36.6 ± 0.88 32.8 ± 0.40 33.9 ± 0.73
L3 29.3 ± 1.82 36.7 ± 0.66 31.2 ± 0.85 33.3 ± 0.96 29.7 ± 0.73 30.9 ± 0.05 33.9 ± 0.42 34.8 ± 0.79
R1 29.8 ± 0.70 32.9 ± 1.39 40.4 ± 1.13 41.1 ± 0.57 31.3 ± 1.17 33.2 ± 0.85 41.2 ± 1.63 43.4 ± 0.59
R2 30.3 ± 0.50 33.6 ± 1.14 32.4 ± 0.49 35.8 ± 1.35 31.4 ± 1.55 34.3 ± 1.13 32.3 ± 0.36 34.1 ± 1.98
R3 21.5 ± 0.57 25.5 ± 0.88 23.2 ± 1.01 25.8 ± 0.29 23.4 ± 0.90 26.5 ± 1.41 21.7 ± 0.34 23.3 ± 0.41
Subject 3 L1 39.6 ± 1.22 49.5 ± 1.04 40.2 ± 1.24 42.1 ± 2.05 37.1 ± 0.05 38.9 ± 0.99 37.9 ± 0.74 39.9 ± 1.59
L2 34.3 ± 0.62 36.5 ± 0.62 32.0 ± 1.23 32.8 ± 0.50 29.5 ± 1.09 30.7 ± 0.91 30.8 ± 1.53 31.1 ± 0.05
L3 34.4 ± 0.37 37.2 ± 0.83 26.0 ± 2.21 27.4 ± 2.65 34.3 ± 0.17 35.2 ± 0.34 32.3 ± 2.20 34.6 ± 1.11
R1 37.5 ± 0.29 41.4 ± 1.39 35.3 ± 1.82 37.6 ± 1.10 36.9 ± 0.67 37.8 ± 0.45 37.5 ± 0.51 37.8 ± 0.87
R2 32.8 ± 1.28 34.3 ± 0.43 28.3 ± 0.93 29.4 ± 1.55 25.7 ± 0.51 26.1 ± 0.12 26.7 ± 0.57 27.5 ± 1.52
R3 31.4 ± 1.15 32.5 ± 0.48 30.4 ± 1.64 31.4 ± 0.99 29.9 ± 0.87 30.9 ± 0.86 30.1 ± 0.68 30.1 ± 1.16
Subject 4 L1 35.2 ± 1.33 37.5 ± 0.29 28.9 ± 1.23 29.8 ± 0.69 30.8 ± 1.00 32.8 ± 0.99 29.2 ± 0.87 30.6 ± 1.48
L2 28.2 ± 0.34 33.8 ± 2.41 30.8 ± 1.17 33.5 ± 0.80 31.2 ± 0.92 33.2 ± 1.28 30.0 ± 1.16 30.9 ± 0.81
L3 15.2 ± 1.03 21.0 ± 0.41 21.1 ± 0.91 21.7 ± 1.78 22.3 ± 0.36 23.4 ± 1.54 21.0 ± 0.90 21.6 ± 0.48
R1 35.7 ± 0.50 38.8 ± 0.82 36.5 ± 0.97 37.4 ± 0.37 35.5 ± 1.10 35.6 ± 0.78 36.9 ± 0.86 37.2 ± 1.01
R2 29.3 ± 0.97 33.1 ± 0.62 27.6 ± 0.29 29.2 ± 0.54 32.3 ± 0.45 33.3 ± 0.60 28.3 ± 1.19 30.0 ± 0.50
R3 23.6 ± 0.95 30.5 ± 0.73 31.6 ± 0.82 32.2 ± 1.31 29.8 ± 0.29 32.0 ± 0.82 32.1 ± 0.76 34.2 ± 0.86
Subject 5 L1 30.9 ± 0.54 35.6 ± 0.05 29.4 ± 0.68 32.1 ± 0.58 31.2 ± 0.78 32.5 ± 0.42 30.0 ± 0.22 31.5 ± 0.45
L2 27.6 ± 0.84 33.3 ± 1.51 26.4 ± 0.54 30.1 ± 0.41 25.6 ± 0.53 27.4 ± 0.45 25.4 ± 0.97 26.6 ± 0.56
L3 24.8 ± 1.24 27.6 ± 1.88 23.6 ± 1.39 25.3 ± 1.03 25.2 ± 0.50 26.7 ± 0.62 26.3 ± 0.41 27.4 ± 0.41
R1 34.5 ± 1.69 36.3 ± 1.16 33.1 ± 2.12 34.2 ± 0.34 35.3 ± 0.98 35.9 ± 0.66 33.1 ± 1.29 33.8 ± 0.33
R2 27.2 ± 1.31 29.3 ± 0.59 26.9 ± 1.27 27.9 ± 0.50 28.9 ± 0.34 29.9 ± 0.63 28.7 ± 0.79 29.3 ± 0.22
R3 24.4 ± 2.00 31.5 ± 0.54 24.7 ± 1.06 27.0 ± 0.41 28.9 ± 0.59 31.0 ± 0.36 24.3 ± 1.52 25.6 ± 0.56