Table 1 Clinical characteristics of the patients

Age, years (median, IQR)

63 (53–72)

Sex, male (n, %)

17 (56,7)

First test HFNC (n, %)

29 (96,7)

ICU LOS prior test (days, median, IQR)

5 (3–8)

IMV prior test (n, %)

16 (53,3)

NIV prior test (n, %)

23 (76,7)

IMV length prior test (days, median, IQR)

2 (0–6)

NIV length prior test (days, median, IQR)

1 (0–2)

RASS score during HFNC (median, IQR)

0

RASS score during VM (median, IQR)

0