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Table 6 Gyroscope-based values from the GG and GC phases (N = 30)

From: Differences in trunk accelerometry between frail and non-frail elderly persons in functional tasks

  Frail (n = 14) Non-frail (n = 16) U d p-Value
  Median (IQR) Median (IQR)    
GG
t.stopwatch (s) 10.23 (7.82 / 15.04) 3.71 (2.45 / 3.98) 0.000 2.119 <0.001
pitch.rotation.min (deg) 77.20 (74.98 / 80.62) 62.81 (56.76 / 67.66) 10.00 2.288 <0.001
pitch.rotation.mean (deg) 81.38 (80.10 / 85.91) 70.88 (61.50 / 75.95) 15.00 1.834 <0.001
rate.yaw.max (deg/s) 24.83 ( 21.53 / 30.63) 47.92 (39.05 / 291.91) 15.00 -0.984 <0.001
rate.pitch.max (deg/s) 37.41 (33.91 / 47.66) 84.10 (69.34 / 295.27) 11.00 -1.150 <0.001
rate.roll.max (deg/s) 24.98 (19.42 / 34.56) 89.24 (53.61 / 305.78) 0.000 -1.349 <0.001
rate.roll.min (deg/s) -21.15 ( -29.98 / -16.27) -59.82 (-87.25 / -10.7) 56.00 1.153 0.020
GC
t.stopwatch (s) 5.91 (4.54 / 10.45) 1.85 (1.55 / 2.21) 8.00 1.923 <0.001
pitch.rotation.max (deg) 85.88 (82.42 / 89.55) 80.95 (68.87 / 86.01) 51.00 1.056 <0.001
pitch.rotation.min (deg) 76.40 (72.73 / 78.39) 66.46 (59.57 / 72.02) 28.00 1.544 <0.001
pitch.rotation.mean (deg) 81.47 (78.51 / 85.79) 73.05 (63.02 / 78.14) 30.00 1.469 <0.001
roll.rotation.min (deg) -164.7 (-178.8 / -67.73) -22.84 (-40.95 / -3.04) 39.00 -1.160 0.002
rate.yaw.max (deg/s) 25.11 (22.44 / 34.93) 45.37 (35.42 / 286.57) 21.00 -0.936 <0.001
rate.pitch.max (deg/s) 37.75 (30.13 / 46.51) 77.28 (70.53 / 298.20) 13.00 -0.903 <0.001
rate.roll.max (deg/s) 26.41 (21.11 / 36.16) 81.58 (52.24 / 293.82) 3.00 -0.715 <0.001
rate.roll.min (deg/s) -23.70 (-36.51 / -16.71) -50.66 (-66.75 / -10.6) 58.00 -1.303 0.025
  1. max, maximum; min, minimum; t, time; s, second; deg, degrees; rate, angular velocity; U, U-Mann–Whitney; GG, Gait Go; GC, Gait Come; d, Cohen’s d; IQR, interquartil range (percentil 25% / percentil 75%).