| Outcome | Location | Age | Gender | Regular Practice | Current practice | |||||
| Tier 1 (39) | Tier 2 (32) | 5 - 10 y (40) | 11 - 15 y (31) | girls (32) | boys (39) | yes (43) | no (28) | yes (48) | no (23) | |
| Focus | 46.2 | 56.3 | 40.0 | 64.5** | 59.4 | 43.6 | 53.5 | 46.4 | 52.1 | 47.8 |
| Planning and preparation | 51.3 | 56.3 | 42.5 | 67.7** | 68.8 | 41.0** | 58.1 | 46.4 | 58.3 | 43.5 |
| Emotional stability | 38.5 | 56.3 | 35.0 | 61.3** | 59.4 | 35.9** | 46.5 | 46.4 | 47.9 | 43.5 |
| Memory | 56.4 | 78.1* | 68.0 | 65.0 | 71.9 | 61.5 | 65. | 67.9 | 68.8 | 60.9 |
| Comprehension | 61.5 | 75.0 | 68.0 | 67.7 | 71.9 | 64.1 | 62.8 | 75.0 | 66.7 | 69.6 |
| Academic performance | 48.7 | 65.6 | 55.0 | 58.1 | 68.8 | 46.2* | 53.5 | 60.7 | 56.3 | 56.5 |
| Empathetic | 61.5 | 75.0 | 60.0 | 77.4 | 71.9 | 64.1 | 69.8 | 64.3 | 75.0 | 52.2* |
| Expression | 51.3 | 68.8* | 55.0 | 64.5 | 59.4 | 59.0 | 69.8 | 42.9** | 68.8 | 39.1** |
| Self-confidence | 61.5 | 53.1 | 45.0 | 74.2** | 71.9 | 46.2** | 60.5 | 53.6 | 62.5 | 47.8 |
| Calm/ relaxed | 46.2 | 50.0 | 38.0 | 61.3** | 56.3 | 41.0 | 53.5 | 39.3 | 50.0 | 43.5 |