Table 5.
Comparison of physiological data in protocol A
| VM | HFNC | mean diffference | 95%CI | p value | |||||
|---|---|---|---|---|---|---|---|---|---|
| RR (rates/min) | 20.5 | (5.3) | 18.7 | (3.6) | 1.8 | −0.5 | to | 4.2 | 0.118 |
| HR (beats/min) | 91.2 | (10.6) | 93.6 | (13.0) | −2.4 | −6.6 | to | 1.9 | 0.262 |
| MAP (mmHg) | 69.1 | (9.7) | 69.4 | (12.1) | −0.3 | −2.9 | to | 2.3 | 0.811 |
| SvO2 (%) | 70.3 | (12.4) | 70.7 | (12.4) | −0.4 | −2.6 | to | 1.7 | 0.673 |
| CCI (L/min/m2) | 3.7 | (0.9) | 3.7 | (0.7) | 0.0 | −0.2 | to | 0.2 | 0.970 |
HFNC High flow nasal cannula, VM Venture mask, CI Confidence interval, RR Respiratory rate, HR Heart rate, MAP Mean arterial pressure, SvO2 Mixed venous oxygen saturation, CCI Continuous cardiac index
Data are presented as mean (standard deviation)