Table 1 Baseline characteristics
NC2 group (n = 18) | NHF group (n = 18) | P value | |
|---|---|---|---|
Age (years) | 67.33 ± 8.83 | 67.44 ± 12.84 | 0.976 |
Sex, male/female, n | 11/7 | 11/7 | 1.000 |
Body mass index (kg/m2) | 22.85 ± 3.38 | 24.29 ± 4.56 | 0.291 |
ASA physical status | 1.000 | ||
I | 1 (5.56%) | 1 (5.56%) | |
II | 1 (5.56%) | 1 (5.56%) | |
III | 16 (88.89%) | 16 (88.89%) | |
Obstructive sleep apnea | 1 (5.56%) | 0 (0%) | 1.000 |
Pre-sedation blood gases | |||
pH | 7.45 ± 0.03 | 7.42 ± 0.07 | 0.121 |
PaCO2 | 38.15 ± 3.25 | 40.34 ± 4.13 | 0.086 |
PaO2 | 78.81 ± 16.88 | 79.37 ± 12.87 | 0.912 |
SaO2 | 95.78 ± 1.93 | 96.49 ± 2.61 | 0.359 |
PaO2/FiO2 | 368.85 ± 84.5 | 372.08 ± 63.41 | 0.898 |
Endovascular surgery, n (%) | 18 (100%) | 18 (100%) | NA |