Group

Edema score

P

Treatment group ( $\overline{x}\pm s$ )

Control group ( $\overline{x}\pm s$ )

Before treatment

2.96 ± 0.305

2.93 ± 0.345

0.697

One day after treatment

2.87 ± 0.379

2.91 ± 0.431

0.493

After 5 days of treatment

1.60 ± 0.305

2.17 ± 0.403

0.023

After 7 days of treatment

0.38 ± 0.480

1.90 ± 0.504

0.001