[1] Aintree Univ Hosp NHS Fdn Trust, Dept Med Elderly, Lower Lane, Liverpool L9 7AL, Merseyside, England
[2] Int Consortium Hlth Outcomes Measurement, London, England
[3] Int Consortium Hlth Outcomes Measurement, Cambridge, MA USA
[4] Johns Hopkins Older Amer Independence Ctr, Johns Hopkins Bloomberg Sch Publ Hlth, Baltimore, MD USA
[5] Oxfordshire Clin Commissioning Grp, Oxford, England
[6] Munich Univ Hosp, LMU Munchen, Munich, Germany
[7] COBIC, London, England
[8] NHS England, London, England
[9] Dartmouth Inst Hlth Policy & Clin Practice, Lebanon, NH USA
[10] Univ Sydney, Sydney Med Sch, John Walsh Ctr Rehabil Res, Sydney, NSW, Australia
[11] Natl Yang Ming Univ, Ageing & Hlth Res Ctr, Taipei, Taiwan
[12] Taipei Vet Gen Hosp, Ctr Geriatr & Gerontol, Taipei, Taiwan
[13] Karolinska Inst, Dept Neurobiol Care Sci & Soc, Sect Clin Geriatr, Stockholm, Sweden
[14] Cambridgeshire & Peterborough Clin Commissioning, Cambridge, England
[15] AgeUK, London, England
[16] Havenziekenhuis, Rotterdam, Netherlands
[17] Older Person Representat, Kingston, ON, Canada
[18] Univ Peruana Cayetano, Fac Med, Int Med Geriatr, Lima, Peru
[19] Altarum Inst, Ann Arbor, MI USA
[20] Univ Zurich, Zurich, Switzerland
[21] Erasmus Univ, Med Ctr, Rotterdam, Netherlands
[22] Sigma Theta Tau Int Honor Soc Nursing, Indiana, PA USA
[23] UCL Partners, London, England
[24] Univ Sydney, George Inst Global Hlth, Sydney, NSW, Australia
[25] Univ Toronto, Inst Hlth Policy Management & Evaluat, Dept Med, Toronto, ON, Canada
[26] Univ Toronto, Inst Hlth Policy Management & Evaluat, Dept Family & Community Med, Toronto, ON, Canada
[27] Sinai Hlth Syst, Toronto, ON, Canada
[28] Univ Hlth Network, Toronto, ON, Canada
[29] British Geriatr Soc, London, England
[30] Univ Nijmegen, Med Ctr, Nijmegen, Netherlands
[31] Family Caregiver, Taipei, Taiwan
[32] Univ Leeds, Leeds, W Yorkshire, England
[33] Univ Hosp Leicester NHS Trust, Leicester, Leics, England
[34] NHS Digital, Leeds, W Yorkshire, England