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Table 4 Kinematic variable scores at three assessment points and percentage change in scores (median and IQR)

From: Home-based Computer Assisted Arm Rehabilitation (hCAAR) robotic device for upper limb exercise after stroke: results of a feasibility study in home setting

Kinematic variable Baseline A0 Post-use A1 Final A2 A1 – A0 A2 – A0 A2 – A1
Median Median Median % change % change % change
(IQR) (IQR) (IQR) Median (IQR) Median (IQR) Median (IQR)
Near reach Far reach Near reach Far reach Near reach Far reach Near reach Far reach Near reach Far reach Near reach Far reach
Movement time 0.43 0.53 0.41 0.44 0.33 0.44 -10 -19 -9 -20 -8 2
(0.38 – 0.51) (0.48 – 0.63) (0.32 – 0.49) (0.37 – 0.55) (0.29 – 0.43) (0.42 – 0.55) (-30.5 – 3.5) (-39.5 – -11) (-37.5 – 0.5) (-42.5 – -8.5) (-26 – 12.5) (-11 – 9.5)
Path Length 132.85 187.12 127.80 155.95 125.66 165.94 -4 -15 -7 -11 - 3 4
(122.18 – 172.03) (148.89 – 212.35) (112.83 – 154.22) (140.40 – 180.41) (111.56 – 135.50) (140.23 – 179.23) (-15 – -1) (-19.5 – -4.5) (-21 – -3.5) (-23 – -4.5) (-16 – 2.5) (-4.5 – 5)
Normalised Jerk 370.38 447.75 258.17 388.65 233.26 363.64 -23 -19 -34 -20 -7 -7
(301.71 – 405.46) (350.22 – 488.43) (227.38 – 283.43) (289.28 – 468.57) (193.63 – 308.34) (307.53 – 391.89) (-55.5 – 1) (-29 – 4.5) (-44.5 – -21.5) (-42 – -1) (-31 – -48.5) (-23.5 – 13)
  1. Movement time – in sec.
  2. Path Length – in mm.
  3. Normalised Jerk – no units.