Table 2.
Comparison of vital signs among the three groups at different time points
| Before induction of anesthesia | Post-anesthesia induction | Occluder release time | End of operation |
|
|---|---|---|---|---|
| MAP | ||||
| NCO group | 91 (82, 100) | 78 (74, 80) | 84 (80, 87.5) | 82 (75, 84.5) |
| HFNC group | 92 (83.5, 100.5) | 79 (75.75, 81.5) | 84 (82.5, 86.25) | 81.5 (71.25, 88.75) |
| TI group | 91 (82, 104.5) | 81 (72.5, 84) | 75 (70, 79) | 81 (77, 82) |
| P value | 0.92 | 0.59 | 0.0034 | 0.71 |
| HR | ||||
| NCO group | 86 (82.5, 89.5) | 76 (70, 78.5) | 87 (81.5, 99.5) | 89 (79.5, 90) |
| HFNC group | 90 (75.5, 94.75) | 73 (68.75, 92.25) | 92 (83.75, 95) | 83 (75.75, 90.25) |
| TI group | 90 (80.5, 99.5) | 78 (71, 80) | 79 (70.5, 84.5) | 81 (73, 92) |
| P value | 0.83 | 0.94 | 0.0132 | 0.74 |
| SpO 2 | ||||
| NCO group | 97 (96, 98) | 99 (98, 99.5) | 96 (90.5, 98) | 97 (96, 99) |
| HFNC group | 97 (95.25, 98) | 99 (98.25, 99.75) | 98 (96.5, 99.5) | 98.5 (95, 99.75) |
| TI group | 97 (97, 99) | 100 (99, 100) | 99 (98, 100) | 99 (99, 99) |
| P value | 0.11 | 0.11 | 0.0075 | 0.12 |
MAP: mean arterial pressure; HR: heart rate; SpO2: pulse oxygen saturation; NCO: nasal catheter oxygen; HFNC: high-flow nasal cannula oxygen therapy; TI: tracheal intubation;