Table 4. Changes of QOL in the mental health composite of the RAND-36.

Category	Group	Pre-test	Post-test
Role limitations due to emotional problem	CG (n=8)	71.00±19.84	73.00±15.36
	LSE (n=8)	78.00±13.23	80.25±10.83
	NWE (n=8)	68.75±15.90	81.12±10.84*
Energy/Fatigue	CG (n=8)	62.75±22.77	62.00±16.85
	LSE (n=8)	68.87±15.51	70.50±10.92
	NWE (n=8)	58.00±23.68	68.12±17.26*
Emotional wellbeing	CG (n=8)	70.62±7.28	72.50±5.34
	LSE (n=8)	65.00±9.25	66.87±7.98
	NWE (n=8)	63.12±6.51	73.12±7.52*
Social functioning	CG (n=8)	59.50±19.69	59.62±18.74
	LSE (n=8)	69.00±14.82	72.00±3.93
	NWE (n=8)	61.00±18.22	69.12±9.35

Mean ± SD. * p<0.05. CG, control group; LSE, lumber stabilization exercise; NWE, Nintendo Wii exercise