| HFNC Group (n = 87) | Facemask Group (n = 89) | P value |
---|---|---|---|
Before bronchoscopy Mean BP (mmHg) Heart rate (bpm) Oxygen saturation (%) During bronchoscopy Lowest oxygen saturation (%) | 107.0 ± 13.5 80.2 ± 16.0 99 (97 to 100) 100 (98 to 100) | 111.3 ± 38.7 77.2 ± 15.3 99 (98 to 100) 94 (89 to 100) | 0.330 0.206 0.036 < 0.001 |
After bronchoscopy Mean BP (mmHg) Heart rate (bpm) Oxygen saturation (%) | 90.7 ± 15.0 83.2 ± 13.2 100 (99 to 100) | 93.7 ± 15.3 80.8 ± 13.8 100 (99 to 100) | 0.185 0.236 0.064 |
In PACU Mean BP (mmHg) Heart rate (bpm) Oxygen saturation (%) | 91.0 ± 38.7 74.9 ± 12.6 100 (99 to 100) | 88.2 ± 11.7 74.4 ± 12.0 99 (98 to 100) | 0.512 0.782 0.005 |