Answer:
Cardiac output is affected by fitness level and each of the four factors in the FITT formula.
Explanation:
Under the Berlin definition, patients with PaO2/FiO2 200-300 would now have "mild ARDS." Onset of ARDS (diagnosis) must be acute, as defined as within 7 days of some defined event, which may be sepsis, pneumonia, or simply a patient's recognition of worsening respiratory symptoms.
