Group | Control group (n = 94) | Experimental group (n = 106) | t | p |
---|---|---|---|---|
Before treatment | 13.25 ± 1.48 | 13.25 ± 1.62 | 0.000 | 0.999 |
The 3rd month | 13.20 ± 1.62 | 13.21 ± 1.48 | 0.045 | 0.964 |
The 6th month | 13.21 ± 1.50 | 13.20 ± 1.58 | 0.046 | 0.963 |
The 12th month | 13.21 ± 1.56 | 13.12 ± 1.53 | 0.411 | 0.682 |