Table 1.
Demographic data.
| Non-invasive ventilation | Invasive ventilation | Total | |
|---|---|---|---|
| Number of subjects | 50 | 55 | 105 |
| Sex (M/F) | 28/22 | 27/28 | 55/50 |
| Underlying disease | |||
| NMD | 28 | 51 | 79 |
| Primary respiratory diseases | 12 | 2 | 14 |
| CCHS | 3 | 2 | 5 |
| OSAS | 7 | – | 7 |
| Age at initiation of HMV (median in years with range) | 13 (0.75–18) | 1.5 (0.3–17.9) | 6.2 (0.3–18) |
| Duration of HMV (median in months) | 42 (3–180) | 36 (3–216) | 38 (3–180) |
| Overnight ventilation | 49 | 12 | 61 |
| Ventilation 24 h a day | 1 | 43 | 44 |
| Died | 10 | 15 | 25 |
NMD, neuromuscular disease; CF, cystic fibrosis; CCHS, congenital central hypoventilation syndrome; OSAS, obstructive sleep apnea syndrome; HMV, mechanical ventilation at home.