Table 2: VR sickness analysis results of the proposed movement interface.(* mark indicates statistical significance.)

	Default	Ground UI	Walking UI
Mean(SD)
total	2.08(0.55)	1.61(0.36)	1.39(0.55)
nausea	2.21(0.44)	1.71(0.57)	1.53(0.75)
oculomotor	1.94(0.63)	1.50(0.35)	1.11(0.58)
disorientation	2.00(0.64)	1.54(0.41)	1.33(0.46)
Pairwise Comparison
Default vs Ground UI		F(1,18) = 4.570, p<0.05*
Default vs Walking UI		F(1,18) = 7.165, p<0.05*
Ground UI vs Walking UI		F(1,18) = 1.042, p=0.321