Table 2.

Comparison of the quality of life of the two groups of patients before and after treatment $\left(\overline{x}\pm s\right)$.

Index	Study group (n = 80)	Control group (n = 80)	t	P
Physical function
Before treatment	54.32 ± 4.36	55.25 ± 4.47	1.223	>0.05
After treatment	75.63 ± 5.42	62.37 ± 5.11	6.742	<0.05
Role function
Before treatment	51.25 ± 5.63	51.77 ± 5.71	0.651	>0.05
After treatment	78.46 ± 6.52	64.71 ± 6.27	7.384	<0.05
Affective function
Before treatment	53.54 ± 5.46	54.08 ± 5.51	0.877	>0.05
After treatment	79.66 ± 6.85	66.28 ± 6.42	11.393	<0.05
Cognitive function
Before treatment	56.34 ± 5.47	55.89 ± 5.26	1.027	>0.05
After treatment	72.34 ± 6.67	63.71 ± 6.27	5.314	<0.05
Social function
Before treatment	51.43 ± 4.15	51.22 ± 4.23	0.243	>0.05
After treatment	78.96 ± 6.53	63.38 ± 5.22	12.731	<0.05