Clinical recovery rate Respiratory rate Peripheral blood oxygen saturation in oxygen therapy Percentage of peripheral blood oxygen saturation in the absence of oxygen therapy Intravenous carbon dioxide content Intravenous oxygen level Intravenous bicarbonate Intravenous blood pH Severity of dyspnea Blood pressure Sex Stress level Duration of hospitalization

Clinical recovery rate Respiratory rate Peripheral blood oxygen saturation in oxygen therapy Percentage of peripheral blood oxygen saturation in the absence of oxygen therapy Intravenous carbon dioxide content Intravenous oxygen level Intravenous bicarbonate Intravenous blood pH Severity of dyspnea Blood pressure Sex Stress level Duration of hospitalization