Characteristics | NIV | IMV | p values |
---|---|---|---|
N° of Subjects | 33/282 | 6/111 | χ2 = 2.964; p = 0.0851 |
Male/female | 21/12 | 3/3 | χ2 = 0.389, p = 0.5330 |
Age at start of LTV (years) | 6.4 (12.5–16.4) | 2.1 (1.1–3.4) | p = 0.0001 |
Age at December 31, 2017 (years) | 12.5 (11.0–13.6) | 9.0 (7.0–11.0) | p = 0.0298 |
Major diagnostic categories | |||
- NMDs | 1/32 | 0/6 | χ2 = 0.182; p = 0.6698 |
- Upper airways diseases | 24/9 | 0/6 | χ2 = 11.055; p = 0.0009 |
- Lower airways diseases | 2/31 | 4/2 | χ2 = 13.958; p = 0.0002 |
- CNS diseases | 4/29 | 0/6 | χ2 = 0.790; p = 0.3742 |
- Abnormal ventilatory control diseases | 0/33 | 1/5 | χ2 = 5.500; p = 0.0190 |
- Other | 2/31 | 1/5 | χ2 = 0.784; p = 0.3760 |
Hours/day spent under mechanical ventilation (< 12/≥12) | 31/2 | 4/2 | χ2 = 3.997; p = 0.0456 |
Home health care (yes/no) | 2/31 | 3/3 | χ2 = 8.546; p = 0.0035 |