| Baseline | Week 3 | Week 6 | Δ week 6-baseline | pa |
Frequence | 7.09 ± 7.49 | 3.02 ± 2.64 | 2.32 ± 3.44 | 4.77 ± 8.24 | <0.001 |
Duration (min) | 35.2 ± 41.4 | 16.3 ± 17.4 | 9.4 ± 11.6 | 25.7 ± 36.4 | <0.001 |