| Variables | Improvement | N | M | SD | t | p |
| Confidence | Yes | 50 | 3.88 | 0.80 | 9.87 | 0.000 |
| No | 12 | 1.42 | 0.67 | |||
| Anxiety | Yes | 50 | 5.66 | 0.72 | −7.06 | 0.000 |
| No | 12 | 7.25 | 0.62 | |||
| Motivation | Yes | 50 | 11.52 | 1.96 | 3.43 | 0.001 |
| No | 12 | 9.08 | 3.09 |