Table 2 Ventilatory settings, days needed to initiate NIV, and compliance rates of the study completers

IPAP, cm H₂O, mean ± SD

15.5 ± 1.1

23.6 ± 3.1

EPAP, cm H₂O, mean ± SD

5.2 ± 0.6

5.4 ± 0.9

BURR, breaths/min, mean ± SD

11.6 ± 1.5

15.4 ± 0.8

Supplemental oxygen, L/min, mean ± SD

1.6 ± 1.3

1.4 ± 1.2

Days needed to initiate NIV, median (range)

2.7 (2–5)

4.9 (2–10)

Number of hours used/day, median (range)

4.2 (0.04–7.5)

4.6 (0.11 to 9.2)

Percentage of days that NIV was used, % (range)

63 (2–100)

79 (2–100)

Mask, nasal, n (%))/oronasal, n (%))

Exhalation, vented mask (n (%))/active valve (n (%))

Humidification, n (%)