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| Parameters | Pre-HFNC application | Post-HFNC application | P value |
|---|---|---|---|
| Systolic blood pressure (mmHg) | 120.3±21.6 | 118.4±18.4 | 0.925 |
| Diastolic blood pressure (mmHg) | 74.1±13.5 | 74.3±11.8 | 0.785 |
| Pulse rate (beats/min) | 103.9±17.1 | 90.5±16.7 | <0.001 |
| Respiratory rate (breaths/min) | 28.9±6.0 | 24.5±3.6 | <0.001 |
HFNC, high flow nasal cannula.
