Footnotes

• Contributors This article was composed and edited by four medical doctors in the Department of Geriatric Medicine within Galway University Hospital. ATS (Geriatric Intern) and MZG (Geriatric registrar) organised review of literature references and carried out the initial preliminary draft. STO’K (Consultant Geriatrician) reviewed and edited early drafts. ECM (Consultant Geriatrician) proposed the idea for the paper, performed supervision of data and carried out final editing.

• Competing interests None declared.

• Patient consent Not required.

• Provenance and peer review Not commissioned; externally peer reviewed.

• Data sharing statement This review article was composed and edited by the authors. It has not been submitted for review or published elsewhere.