Table 1.

Demographic Characteristics of Participants by Game Assignment

	Wii (%)	PS2 (%)
Sex
Female	59	70
Male	41	30
Age (yrs)
<30	32	45
31–40	41	25
>40	27	30
Experience
<12 cases/year	55	55
≥12 cases/year	45	45
Hand Dominance
Right	86	100
Left	5	0
Ambidextrous	9	0
Video Game History
Never	14	10
Past	64	60
Present	22	30
Past Gaming Hours (per week)
N/A	22	15
<1	50	30
1–2	18	35
3–4	5	10
>4	5	10
Current Gaming Hours (per week)
<1	40	66
1–2	20	17
3–4	0	17
>4	40	0