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 |
