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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

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

  1. NS – Not significant