[1] Hosp Del Mar, Geriatr Dept, Ctr Forum, Parc Salut Mar, C Llull 410, Barcelona 08019, Spain
[2] Inst Hosp del Mar Invest Med IMIM, Hosp Del Mar Med Res Inst, Rehabil Res Grp, Barcelona, Spain
[3] Univ Autonoma Barcelona, Barcelona, Spain
[4] Univ Pompeu Fabra, Barcelona, Spain
[5] Univ Liege, Ctr Collaborateur OMS Etud Sante & Vieillissement, Res Unit Publ Hlth Epidemiol & Hlth Econ, Dept Publ Hlth Epidemiol & Hlth Econ,CHU Sart Til, Liege, Belgium
[6] Parc Salut Mar, Phys Med & Rehabil Dept, Barcelona, Spain
[7] Univ Int Catalunya, Barcelona, Spain
[8] Univ Oberta Catalunya, Barcelona, Spain
[9] Parc Sanitari Pere Virgili, Dept Hlth Care, Barcelona, Spain
[10] Jagiellonian Univ, Dept Internal Med & Gerontol, Fac Med, Krakow, Poland
[11] Inst Hosp del Mar Invest Med IMIM, Hosp Del Mar Med Res Inst, Methodol & Biostat Support Unit, Barcelona, Spain