Skip to main content

Table 2 Areas of uncertainty and key questions in HFNC research

From: Current evidence for the effectiveness of heated and humidified high flow nasal cannula supportive therapy in adult patients with respiratory failure

• RCT in specific etiologies of ARF

• Describing early predictors of HFNC success in patients with ARF

• Optimal flow rate titration

• Should hypoxemic ARF patients with bilateral infiltrates who are treated with a HFNC be considered as ARDS patients?

• Cost-effectiveness analysis

• RCT in chronic respiratory diseases