Footnotes

• Contributors All authors were involved in the writing, editing and reviewing the submitted work.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests AJP reports personal fees from ResMed, Philips and Sanofi Genzyme for lecturing; clinical advisory board membership for Philips on the management of COPD. JLP reports grants and personal fees from ResMed, Philips, Agiradom, Astra Zeneca, SEFAM; research support from Mutualia and Air Liquide Foundation; grants from Fisher and Paykel and Vitalaire; he has also received personal fees from JAZZ pharmaceuticals and ITAMAR. NH reports personal fees for lecturing from Philips, Resmed, Fisher-Paykel held by Guy’s and St Thomas’ Charity; unrestricted grants from Philips, Resmed and Fisher Paykel, with the funds held and managed by Guy’s and St Thomas’ NHS Foundation Trust; financial support from Philips for development of the MYOTRACE technology that has patent filed in Europe (US patent pending); membership of the Pulmonary Research Advisory Board for Philips with the funds for this role held by Guy’s and St Thomas’ NHS Foundation Trust; and is Joint Editor-in-Chief for Thorax.

• Patient consent for publication Not required.

• Provenance and peer review Commissioned; externally peer reviewed.