Group | Before the intervention | Immediately after the intervention | Two months after the intervention | P value |
---|---|---|---|---|
Mean ± SD | Mean ± SD | Mean ± SD | ||
Control (n = 43) | 78.93 ± 6.25 | 80.74 ± 6.95 | 81.39 ± 8.18 | 0.095 |
Intervention (n = 43) | 76.76 ± 5.45 | 89.18 ± 6.92 | 96.51 ± 4.03 |  < 0.001 |
P value | 0.091 |  < 0.000 |  < 0.000 |  |