What"s hot that the other lot got

Correspondence to J Elshof, Groningen, Groningen, The Netherlands; j.elshof@umcg.nl Domiciliary nasal high-flow therapy in stable hypoxic COPD patients Nasal high-flow (NHF) therapy has been shown to be a beneficial therapy for patients with acute respiratory failure in hospital and might be beneficial in patients with chronic hypoxemic respiratory failure if delivered at home. Furthermore, dyspnoea symptoms, health-related quality of life, arterial carbon dioxide pressure (PaCO2), and the 6 min walking distance improved in the NHF group compared with the LTOT group (all p