Table 2.

comparison of Barthel index scores between the two groups [$\overline{x}\pm \text{s}$, points].

Group	N	Before treatment	One week after treatment	2 weeks after treatment	One month after treatment	3 months after treatment
C group	54	32.45 ± 3.43	47.83 ± 3.49	55.16 ± 5.54	78.13 ± 4.65	88.92 ± 3.66
R group	54	33.08 ± 3.57	59.66 ± 4.82	67.36 ± 3.59	86.13 ± 5.57	98.83 ± 4.74
t		0.935	2.260	13.580	8.102	12.160
P		>0.05	<0.05	<0.01	<0.01	<0.01