Table 2: Outcome variables. Data are expressed
as mean ± SD, median (interquartile range), or number and percentage (%).
|
HFO
Group N = 111 |
Control
Group N = 111 |
P |
FiO2 at 12-h after extubation |
34.6 ± 7.4 |
35.2 ± 7.6 |
0.50 |
Hypercapnia after extubation |
8 (7.2%) |
7 (6.3%) |
0.80 |
Gas-flow (HFO) at 12-h after extubation, L/min |
34.2 ± 4.2 |
NA |
|
All-cause reintubation |
9 (8.1%) |
17 (15.3%) |
0.09 |
Low risk group |
2/45 (4.4%) |
6/45 (13.3%) |
0.26 |
Non-respiratory related causes |
1/2 (50%) |
1/6 (16.5%) |
0.46 |
High risk group |
7/66 (10.6%) |
11/66 (16.6%) |
0.31 |
Non-respiratory related causes |
2/7 (28.5%) |
3/11 (27.3%) |
0.99 |
Time to reintubation
requirement, median hours |
35 (24-60) |
12 (4-19) |
< 0.01 |
ICU length of stay, days |
11 (6-14) |
14 (7-19) |
0.05 |
Hospital length of stay, days |
17 (10-22) |
18 (12-25) |
0.09 |
ICU mortality |
4 (3.6%) |
7 (6.3%) |
0.35 |
ICU mortality in reintubated
patients |
4 (44%) |
7 (41%) |
0.99 |
Hospital mortality |
7 (6.3%) |
9 (8.1%) |
0.60 |
ICU
= intensive care unit; HFO = high flow oxygen therapy.