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Table 6 Descriptive statistics across visualization technologies and depth usage in Experiment 2

From: Naturalistic visualization of reaching movements using head-mounted displays improves movement quality compared to conventional computer screens and proves high usability

Variable

Visualization technology

No depth

Combined depth

Only depth

Movement duration normalized (s/m)

IVR

11.88 (± 1.59)

11.89 (± 1.9)

12.59 (± 2.52)

AR

12.95 (± 2.29)

12.18 (± 1.36)

11.88 (± 2.98)

2D Screen

15.89 (± 3.99)

20.94 (± 8.67)

25.4 (±1 9.67)

Trajectory straightness ratio (n.u.)

IVR

1.5 (± 0.15)

1.63 (± 0.23)

1.52 (± 0.35)

AR

1.63 (± 0.29)

1.57 (± 0.15)

1.35 (± 0.06)

2D Screen

1.78 (± 0.18)

2.1 (± 0.42)

2.1 (± 0.97)

Peak Velocity (m/s)

IVR

0.29 (± 0.05)

0.3 (± 0.07)

0.28 (± 0.07)

AR

0.28 (± 0.07)

0.29 (± 0.05)

0.29 (± 0.09)

2D Screen

0.28 (± 0.07)

0.25 (± 0.05)

0.24 (± 0.05)

Velocity peaks number (n.u.)

IVR

4.33 (± 1.0)

5.37 (± 1.97)

4.97 (± 2.05)

AR

4.8 (± 0.83)

4.92 (± 1.12)

4.45 (± 1.74)

2D Screen

6.7 (± 1.52)

9.06 (± 5.66)

12.72 (± 16.03)

Movement onset (s)

IVR

0.9 (± 0.25)

0.83 (± 0.21)

0.87 (± 0.19)

AR

0.94 (± 0.14)

0.93 (± 0.09)

0.85 (± 0.32)

2D Screen

1.24 (± 0.49)

1.72 (± 0.95)

1.88 (± 1.17)

  1. Mean values and standard deviations of the movement quality and movement onset across visualization technologies and depth usage for the brain-injured patients