Research Article
Noninvasive Mechanical Ventilation with Average Volume-Assured Pressure Support versus BiPAP S/T in De Novo Hypoxemic Respiratory Failure
Table 1
Baseline characteristics of the study population.
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APACHE II, assessment score of acute physiology and chronic health evaluation; SBP: systolic blood pressure; DBP: diastolic blood pressure; HR: heart rate; RR: respiratory rate; PAFI: ratio of partial arterial oxygen pressure and inspired fraction of oxygen; PCO2: partial pressure of carbon dioxide; HCO3: bicarbonates; EB: excess base; SAT 02: arterial oxygen saturation; FiO2: inspired fraction of oxygen; VT-AVAPS: tidal volume average volume-assured pressure support; IPAP: inspiratory positive airway pressure; EPAP: expiratory positive airway pressure; Vmin: volume per minute; Vtexh: exhaled tidal volume; Vt: tidal volume. |