Baseline | Follow-up at 3 months | p Value | |
Weight (kg) | 141±28 | 137±28 | 0.001 |
Fat-free mass (kg) | 70±17 | 69±17 | 0.593 |
Fat mass (kg) | 70±21 | 67±19 | 0.041 |
Waist circumference (cm) | 142±15 | 140±16 | 0.003 |
Mean activity counts (counts/day) | 232±100 | 263±94 | 0.016 |
Max activity counts (counts/day) | 1797±507 | 2100±553 | 0.006 |
Immobile time (min/day) | 201±93 | 161±84 | 0.028 |
Mobile time (min/day) | 771±86 | 785±110 | 0.417 |
Actigraphy analysed for the first week at home following initiation of non-invasive ventilation (NIV) compared with the first week following the 3-month assessment of NIV.