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Article History

Received: 11 July 2017

Accepted: 29 December 2017

First Online: 2 February 2018

Ethics approval and consent to participate

: This research did not require ethical approval in 2015 when this was done using the MRC ethics decision-assistance tool and complies with national guidelines of Health Research Authority at: Written consent to participate in the focus group was obtained.

: All authors have given their consent for this manuscript to be published.

: AA – received a honorarium as a research fellow for ICHOM and paid travel/accommodation/registration for ICHOM conference.CR, KB, BB, CB: declares that they have no competing interests.DB reports her commercial contract role within strategic consultancy whose primary aim is to see outcomes used more frequently as the currency to improve value in the NHS. She is therefore contracted to work with various health economies, including for some that are working on contracts for older people. No other reported conflicts of interest.DB: Representative of NHS England.JB: No reported conflicts of interest.IC: reports receiving salary support from the National Health and Medical Research Council of Australia. Member of the editorial board of BMC Geriatrics.LC: Member of the editorial board of BMC Geriatrics .AE, AF, TG, MH, DH, JH, RI, DRH, HL, JL, MM, FMR, SS, JS: declares that they have no competing interests.CS reports receiving salary support from the National Health and Medical Research Council of Australia. No other reported conflicts of interest.SS, GT, NV, GJY, JY, JB: declares that they have no competing interests.

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