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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

VariablesEnvironment(E)Size(S)Distance(D)InteractionFigure 5
Movement TimeMT (ms)F(1, 12) = 5.5p = 0.037η2 = 0.32NSF(1.3, 16) = 111.8p < 0.0001η2 = 0.9E*SF(2, 24) = 13.5p < 0.0001η2 = 0.53panel a
Peak AperturePA (cm)NSF(2, 24) = 697.3p = 0.0001η2 = 0.98F(2, 24) = 6.6p = 0.0051η2 = 0.35E*S,F(1.3, 13.5) = 12.8p = 0.002η2 = 0.52E*DF(2, 24) = 5.3p = 0.012η2 = 0.3 
Relative Time to Peak AperturerTPA (%)F(1, 12) = 20.2p = 0.0007η2 = 0.63F(2, 24) = 3.9p = 0.034η2 = 0.24F(2, 24) = 17.7p = 0.0001η2 = 0.6NS 
Size Normalized Peak AperturesnPA (a.u.)F(1, 12) = 24.2p = 0.0003η2 = 0.67F(1, 24) = 84.9p = 0.0001η2 = 0.88NSNSpanel b
Peak Transport VelocityPV (cm/s)F(1, 12) = 26.2p = 0.0002η2 = 0.69NSF(1.25, 15) = 254.3p = 0.0001η2 = 0.95E*SF(2, 24) = 6.9p = 0.0042η2 = 0.37panel c
Relative Time to Peak Transport VelocityrTPV (%)NSF(2, 24) = 4.7p = 0.018η2 = 0.28NSNS 
Hand Distance to the Object at Peak AperturehdPA (cm)F(1, 12) = 15.6p = 0.0019η2 = 0.56F(2, 24) = 20.2p = 0.0001η2 = 0.63F(1.4, 15) = 13.6p = 0.0008η2 = 0.36E*SF(2, 24) = 6.7p = 0.0046η2 = 0.28panel d
  1. NS – Not significant