Table 5.

Quality of life scores ($\overline{x}$ ± s, points).

Group	Psychology	Physiology	Spirit	Environment	Social relation	Independence
Study group (n = 48)	64.38 ± 3.19	70.27 ± 3.65	68.92 ± 4.27	66.38 ± 3.28	66.26 ± 4.27	60.28 ± 4.28
Control group (n = 48)	58.37 ± 3.27	62.18 ± 3.28	60.27 ± 4.19	57.82 ± 3.56	59.28 ± 4.28	52.36 ± 3.76
t	9.115	11.422	10.018	12.252	7.999	9.632
P	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001