Study protocol for a multiarm, randomized controlled trial to determine the effectiveness of community-based frailty rehabilitation to improve physical function in older adults: The OPTIMAL Fitness Trial

• Alexandra Papaioannou ,

  Roles Conceptualization, Funding acquisition, Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: papaioannou@hhsc.ca

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Department of Health Research Methods, Evidence and Impact (HEI), McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

  https://orcid.org/0000-0001-9412-0932

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• Courtney Kennedy,

  Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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• Justin Lee,

  Roles Conceptualization, Investigation, Methodology, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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• Patricia Hewston,

  Roles Conceptualization, Investigation, Methodology, Writing – original draft, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada, School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada

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• Caitlin McArthur,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada, School of Physiotherapy, Dalhousie University, Halifax, Nova Scotia, Canada

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• Shyam Maharaj,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Hamilton Health Sciences, Hamilton, Ontario, Canada

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• Jonathan Adachi,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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• Pauline Boulos,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Department of Medicine, McMaster University, Hamilton, Ontario, Canada

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• Raja Bobba,

  Roles Writing – review & editing

  Affiliation Department of Medicine, McMaster University, Hamilton, Ontario, Canada

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• Alexander Rabinovich,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Department of Surgery, McMaster University, Hamilton, Ontario, Canada

  https://orcid.org/0009-0008-4890-4603

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• Brian McKenna,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Escarpment Health Centre, Hamilton, Ontario, Canada

  https://orcid.org/0009-0007-7972-4181

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• Lisa Palubiski,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Escarpment Health Centre, Hamilton, Ontario, Canada

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• Dee Mangin,

  Roles Methodology, Writing – review & editing

  Affiliation Department of Family Medicine, University of Otago, Christchurch, New Zealand

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• Lehana Thabane,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations Department of Health Research Methods, Evidence and Impact (HEI), McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada, Biostatistics Unit, St Joseph’s Healthcare Hamilton, Hamilton, Ontario, Canada, Faculty of Health Sciences, University of Johannesburg, Johannesburg, South Africa

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• Sharon Marr,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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• Sharon Kaasalainen,

  Roles Methodology, Writing – review & editing

  Affiliation School of Nursing, McMaster University, Hamilton, Ontario, Canada

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• Jean-Éric Tarride,

  Roles Methodology, Writing – review & editing

  Affiliations Department of Health Research Methods, Evidence and Impact (HEI), McMaster University, Hamilton, Ontario, Canada, Centre for Health Economics and Policy Analysis, McMaster University, Hamilton, Ontario, Canada, Programs for Assessment of Technology in Health, The Research Institute of St. Joe’s Hamilton, St. Joseph’s Healthcare Hamilton, Hamilton, Canada

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• Olga Theou,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations School of Physiotherapy, Dalhousie University, Halifax, Nova Scotia, Canada, Department of Medicine, Dalhousie University, Halifax, Nova Scotia, Canada

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• David Armstrong,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Department of Medicine, McMaster University, Hamilton, Ontario, Canada

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• Ahmed Negm,

  Roles Methodology, Writing – review & editing

  Affiliations Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada

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• Michael Noseworthy,

  Roles Methodology, Writing – review & editing

  Affiliations School of Biomedical Engineering, McMaster University, Hamilton, Ontario, Canada, Department of Electrical and Computer Engineering, McMaster University, Hamilton, Ontario, Canada

  https://orcid.org/0000-0003-1464-159X

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• Kenneth Rockwood,

  Roles Methodology, Writing – review & editing

  Affiliation Department of Medicine, Dalhousie University, Halifax, Nova Scotia, Canada

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• Lisa Dolovich,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Leslie Dan Faculty of Pharmacy, University of Toronto, Toronto, Ontario, Canada

  https://orcid.org/0000-0002-0061-6783

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• Hajar Abu Alrob,

  Roles Methodology, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Department of Health Research Methods, Evidence and Impact (HEI), McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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• Genevieve Hladysh,

  Roles Writing – review & editing

  Affiliations School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada, YMCA of Hamilton/Burlington/Brantford, Hamilton, Ontario, Canada

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• Karen Thompson,

  Roles Investigation, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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•  [ ... ],
• George Ioannidis

  Roles Conceptualization, Investigation, Methodology, Writing – review & editing

  Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Department of Health Research Methods, Evidence and Impact (HEI), McMaster University, Hamilton, Ontario, Canada, Geras Centre for Aging Research, Hamilton Health Sciences, St. Peter’s Hospital, Hamilton, Ontario, Canada

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