Respiratory rate (mean ± SD) | HFNO2 group | VMO2 group | p-value |
---|---|---|---|
At 1 h | 21.78 ± 4.40 | 24.62 ± 1.50 | < 0.001 |
At 2 h | 20.93 ± 4.37 | 24.49 ± 1.50 | < 0.001 |
At 3 h | 20.24 ± 4.34 | 24.25 ± 1.14 | < 0.001 |
At 4 h | 19.89 ± 4.32 | 23.93 ± 1.27 | < 0.001 |
At 8 h | 19.47 ± 3.57 | 23.80 ± 1.09 | < 0.001 |
At 12 h | 19.51 ± 2.61 | 23.64 ± 0.93 | 0.001 |
At 16 h | 19.93 ± 2.08 | 23.56 ± 1.15 | 0.190 |
At 20 h | 19.98 ± 1.99 | 23.58 ± 1.49 | 0.293 |
At 24 h | 20.33 ± 1.78 | 23.67 ± 1.76 | 0.816 |
ICU stay (days) | 1.09 ± .29 | 1.00 ± .000 | 0.002 |