Table 3 The 2 × 3 × 3 repeated measure analysis of variance ANOVA
From: Coordination of reach-to-grasp in physical and haptic-free virtual environments
| Variables |
Environment (E) |
Size (S) |
Distance (D) | Interaction | Figure 5 |
|---|---|---|---|---|---|
|
Movement Time MT (ms) |
F(1, 12) = 5.5 p = 0.037 η2 = 0.32 | NS |
F(1.3, 16) = 111.8 p < 0.0001 η2 = 0.9 |
E*S F(2, 24) = 13.5 p < 0.0001 η2 = 0.53 | panel a |
|
Peak Aperture PA (cm) | NS |
F(2, 24) = 697.3 p = 0.0001 η2 = 0.98 |
F(2, 24) = 6.6 p = 0.0051 η2 = 0.35 |
E*S, F(1.3, 13.5) = 12.8 p = 0.002 η2 = 0.52 E*D F(2, 24) = 5.3 p = 0.012 η2 = 0.3 | |
|
Relative Time to Peak Aperture rTPA (%) |
F(1, 12) = 20.2 p = 0.0007 η2 = 0.63 |
F(2, 24) = 3.9 p = 0.034 η2 = 0.24 |
F(2, 24) = 17.7 p = 0.0001 η2 = 0.6 | NS | |
|
Size Normalized Peak Aperture snPA (a.u.) |
F(1, 12) = 24.2 p = 0.0003 η2 = 0.67 |
F(1, 24) = 84.9 p = 0.0001 η2 = 0.88 | NS | NS | panel b |
|
Peak Transport Velocity PV (cm/s) |
F(1, 12) = 26.2 p = 0.0002 η2 = 0.69 | NS |
F(1.25, 15) = 254.3 p = 0.0001 η2 = 0.95 |
E*S F(2, 24) = 6.9 p = 0.0042 η2 = 0.37 | panel c |
|
Relative Time to Peak Transport Velocity rTPV (%) | NS |
F(2, 24) = 4.7 p = 0.018 η2 = 0.28 | NS | NS | |
|
Hand Distance to the Object at Peak Aperture hdPA (cm) |
F(1, 12) = 15.6 p = 0.0019 η2 = 0.56 |
F(2, 24) = 20.2 p = 0.0001 η2 = 0.63 |
F(1.4, 15) = 13.6 p = 0.0008 η2 = 0.36 |
E*S F(2, 24) = 6.7 p = 0.0046 η2 = 0.28 | panel d |