Table 3.

Results for each participant for SUS, IMI, and ITC-SOPI. Only the interest/enjoyment subscale of the IMI was utilized. ITC-SOPI scores are divided into each subscale.

Variable	P1	P2	P3	P4	P5	Mean (± SD)
SUS sum score	42.5	90.0	55.0	57.5	100.0	69.0 ± 24.7
IMI interest/enjoyment	44.0	45.0	48.0	30.0	49.0	43.2 ± 7.7
ITC-SOPI spatial presence	1.4	1.5	3.2	2.1	4.1	2.4 ± 1.2
ITC-SOPI engagement	2.8	3.3	4.4	2.9	4.4	3.6 ± 0.8
ITC-SOPI ecological validity	1.0	1.2	5.0	1.8	4.0	2.6 ± 1.8
ITC-SOPI negative effects	1.7	1.8	1.0	1.8	1.0	1.5 ± 0.4

SUS: System Usability Scale; IMI: Intrinsic Motivation Inventory; ITC-SOPI: Independent Television Commission Sense of Presence Inventory.