Table 1.
Patients demographic Characteristics, Hemodynamic Variables and Outcomes
| SN o | Parameter | HFNC n=30 | NC n=30 | T value/Chi square value | P value |
|---|---|---|---|---|---|
| 1 | Age (yrs) | 48.3 ±18.5 | 52.7 ±15.9 | -0.98 | 0.33 |
| 2 | Gender (male:female ratio) | 12:18(0.66) | 17:13 (1.31) | 1.67 | 0.2 |
| 3 | BMI | 23.83 ±2.8 | 24.9 ±2.4 | -1.6 | 0.12 |
| 4 | Hypertension n(%) | 10(33.3%) | 15 (50%) | 1.71 | 0.19 |
| 5 | Diabetes Mellitus n(%) | 6 (20%) | 6 (20%) | 0.0 | 1 |
| 6 | ASA Status (n) | ||||
| 1 | 9 | 10 | 0.74 | 0.69 | |
| 2 | 17 | 14 | |||
| 3 | 4 | 6 | |||
| 7 | TPC (mg/kg) | 2.56 ±0.27 | 2.66 ± 0.23 | -1.6 | 0.12 |
| 8 | Duration of Procedure (mins) | 38.1 ±6.4 | 41.4 ±10.3 | -1.5 | 0.14 |
| Baseline Recording | |||||
| 9 | HR (bpm) | 85 % 11 | 82 % 10 | 1.04 | 0.3 |
| 10 | MAP (mm Hg) | 90 ±8 | 86 ±9 | 1.68 | 0.09 |
| 11 | Sp02(%) | 99.3 ±0.5 | 99.4 ±0.9 | -0.66 | 0.51 |
| 12 | RR (/min) | 17.6 % 2.6 | 16.4 ±2.7 | 1.72 | 0.09 |
| Outcomes | |||||
| 13 | ESS n(%) | ||||
| 1 | 30 (100%) | 28 (93.3%) | 2.1 | 0.49 | |
| 2 | 0 | 2 (6.7%) | |||
| 14 | PSS n(%) | ||||
| 4 | 16(53.3%) | 18(60%) | 0.27 | 0.60 | |
| 5 | 14(46.7%) | 12(40%) | |||
| Desaturation during procedure | |||||
| 15 | Desaturation event (n) | 2 | 5 | 2.3 | 0.51 |
| 16 | Desaturation duration (sec) MEDIAN (IQR) | 15-20 | 15 (13.75-16.25) | - | - |
| 17 | Percent desaturation <90% MEDIAN (IQR) | 2-5 | 8.5 (6.5-10) | - | - |
Clii square/Fisher Exact test, BMI-Body mass index, ASA- American Association of Anaesthesia, TPC- Total- propofol consumption. HR- Heart rate. MAP- Mean arterial pressure, Sp02- pulse oximetry, RR- Respiratory ate, ESS- Endoscopist satisfaction score. PSS- Patient satisfaction score, IQR-Inter quartile range