Table 2.

Comparison of the circumference difference between the injured limb and the healthy limb between the two groups before and after operation ($\overline{x}$ ± s, Points).

Group	N	Before operation	24 h after operation	72 h after operation	7 d after operation	30 d after operation
C group	25	1.94 ± 0.46	3.89 ± 0.64	2.38 ± 0.42	0.83 ± 0.33	0.55 ± 0.12
R group	25	1.93 ± 0.44	1.85 ± 0.35	1.38 ± 0.33	0.59 ± 0.21	0.21 ± 0.05
t		0.078	13.983	9.360	3.067	13.076
P		0.937	0.001	0.001	0.003	0.001