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Olga Theou

Nova Scotia Health and Dalhousie University

58H-index
316Paper Count
1.5WCitation Count
Published Papers 120
Publication Date
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Longitudinal associations between movement and sarcopenia, gait speed, and grip strength differ by frailty level in the Canadian Longitudinal Study on Aging
errArchives of Gerontology and Geriatrics
IF3.8
err2026-07-17
err0
errOAAI
errMadeline E. Shivgulam; Carson Halliwell; Olga Theou; Myles W. O’Brien
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Association of Frailty With Risk of Osteoarthritis Development, Progression, and Worse Clinical Outcomes in Older Adults
errJournal of Rheumatology
IF3.4
err2026-03-01
err2
PREAI
errWaghorn, Jocelyn; Maxwell, Selena P.; Rayner, Sophie E.; Moyer, Rebecca; Rockwood, Kenneth; Theou, Olga; Rizkallah, Maroun; Legge, Alexandra; O'Brien, Myles W.
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From age to frailty: redefining chronic pain characterization
errAging Clinical and Experimental Research
IF3.4
err2025-12-02
err0
errOAAI
errPablo Mourelle-Sanmartín; Laura Lorenzo-López; José Carlos Millán-Calenti; Melissa Kathryn Andrew; Olga Theou
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errSave
A community-based; medical student-led walking and education program was associated with a reduction in frailty levels among adults with elevated frailty
errFrontiers in Aging
IF4.3
err2025-11-25
err0
errOAAI
errMyles W. O’Brien; Taylor M. Wilson; Muhammad Cheema; Zainab Zafar; Minji Choi; Madeline E. Shivgulam; Olga Theou
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errSave
Habitual bent leg sitting and lying times are associated with worse frailty, mobility and balance in long-term care residents
errExperimental Gerontology
IF4.3
err2025-11-22
err0
errOAAI
errMadeline E. Shivgulam; Emily E. MacDonald; Jocelyn Waghorn; Chris Cartwright; Andrea Mayo; Derek S. Kimmerly; Kenneth Rockwood; Olga Theou; Myles W. O'Brien
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errSave
In-Hospital Exercise Interventions Improve Inpatients’ Frailty and Demonstrate Promising Implementation Outcomes: A Systematic Review and Meta-Analysis
errAgeing Research Reviews
IF12.4
err2025-11-06
err0
errOAAI
errMadeline E. Shivgulam; Haoxuan Liu; Zainab Zafar; Muhammad Cheema; Shirko Ahmadi; Olga Theou; Myles W. O’Brien
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errSave
A genome-wide association study identified 10 novel genomic loci associated with intrinsic capacity
errJOURNALS OF GERONTOLOGY SERIES A-BIOLOGICAL SCIENCES AND MEDICAL SCIENCES
IF3.8
err2025-11-01
err0
PREAI
errBeyene, Melkamu B.; Visvanathan, Renuka; Alemu, Robel; Benyamin, Beben; Bhattacharjee, Rudrarup; Beyene, Habtamu B.; Theou, Olga; Cesari, Matteo; Beard, John R.; Amare, Azmeraw T.
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Exercise Interventions Improve Frailty in Patients Living in Long-Term Care: A Systematic Review and Meta-Analysis
errJournal of the American Medical Directors Association
IF3.8
err2025-10-28
err0
errOAAI
errMadeline E. Shivgulam; Haoxuan Liu; Zainab Zafar; Muhammad Cheema; Shirko Ahmadi; Olga Theou; Myles W. O'Brien
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errSave
Frailty-Informed Pain Management: A Clinical Imperative Beyond Chronological Age
errDrugs & Aging
IF3.8
err2025-10-14
err0
errOAAI
errPablo Mourelle-Sanmartín; Laura Lorenzo-López; José Carlos Millán-Calenti; Melissa Kathryn Andrew; Olga Theou
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errSave
The effect of walking interventions on biomechanical knee osteoarthritis outcomes: A systematic review and meta-analysis
errSEMINARS IN ARTHRITIS AND RHEUMATISM
IF4.4
err2025-06-13
err0
errOAAI
errAleksandra R. Budarick; Cheryl L. Hubley-Kozey; Olga Theou; William D. Stanish; Meaghan Hannigan; Rebecca F. Moyer
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errSave
Are the Recommended Levels of Moderate-to-Vigorous Aerobic Activity and Resistance Training Inversely Associated with Frailty and Mortality?
errJournal of the American Medical Directors Association
IF3.8
err2025-05-28
err0
errOAAI
errAndrea Mayo; Jack Quach; Myles W. O'Brien; Judith Godin; Dustin S. Kehler; Derek S. Kimmerly; Olga Theou
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errSave
The pictorial fit-frail scale: a novel tool for frailty assessment in critically ill older adults
errBMC GERIATRICS
IF3.8
err2025-02-17
err0
errOAAI
errStatlender, Liran; Theou, Olga; Merchshiev, Regina; Shochat, Tzippy; Kagan, Ilya; Cooper, Lisa
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errSave
Assessment of frailty in patients with heart failure: A new Heart Failure Frailty Score developed by Delphi consensus
errESC HEART FAILURE
IF3.7
err2025-02-04
err0
errOAAI
errVitale, Cristiana; Berthelot, Emmanuelle; Coats, Andrew J. S.; Loreena, Hill; Albert, Nancy M.; Tkaczyszyn, Michal; Adamopoulos, Stamatis; Anderson, Lisa; Anker, Markus S.; Anker, Stefan D.; Bell, Derek; Ben-Gal, Tuvia; Bistola, Vasiliki; Bozkurt, Biykem; Brooks, Poppy; Camafort, Miguel; Carrero, Juan Jesus; Chioncel, Ovidiu; Choi, Dong-Ju; Chung, Wook-Jin; Doehner, Wolfram; Fernandez-Berges, Daniel; Ferrari, Roberto; Fiuzat, Mona; Gomez-Mesa, Juan Esteban; Gustafsson, Finn; Jankowska, Ewa; Kang, Seok-Min; Kinugawa, Koichiro; Khunti, Kamlesh; Hobbs, F. D. Richard; Lee, Christopher; Lopatin, Yuri; Maddocks, Matthew; Maltese, Giuseppe; Marques-Sule, Elena; Matsue, Yuya; Miro, Oscar; Moura, Brenda; Piepoli, Massimo; Ponikowski, Piotr; Pulignano, Giovanni; Rakisheva, Amina; Ray, Robin; Sciacqua, Angela; Seferovic, Petar; Sentandreu-Mano, Trinidad; Sze, Shirley; Sinclair, Alan; Stroemberg, Anna; Theou, Olga; Tsutsui, Hiroyuki; Uchmanowicz, Izabella; Vidan, Maria Teresa; Volterrani, Maurizio; von Haehling, Stephan; Yoo, Byungsu; Zhang, Jian; Zhang, Yuhui; Metra, Marco; Rosano, Giuseppe Massimo Claudio
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A standard procedure for constructing a multi-level social vulnerability index using CLSA and SOS data as working examples
errPLOS ONE
IF2.6
err2024-12-13
err2
errOAAI
errMah, Jasmine C.; Theou, Olga; Perez-Zepeda, Mario Ulises; Penwarden, Jodie L.; Godin, Judith; Rockwood, Kenneth; Andrew, Melissa K.
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Can an active lifestyle offset the relationship that poor lifestyle behaviours have on frailty?
errARCHIVES OF GERONTOLOGY AND GERIATRICS
IF3.8
err2024-12-01
err1
errOAAI
errMayo, A.; O'Brien, M. W.; Godin, J.; Kehler, D. S.; Kimmerly, D. S.; Theou, O.
errShare
errSave
Short-term Frailty Index Fluctuations in Older Adults: Noise or Signal?
errJOURNALS OF GERONTOLOGY SERIES A-BIOLOGICAL SCIENCES AND MEDICAL SCIENCES
IF3.8
err2024-11-06
err1
errOAAI
errStolz, Erwin; Schultz, Anna; Hoogendijk, Emiel O.; Theou, Olga; Rockwood, Kenneth
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errSave
Integrated Service Delivery Model in Primary Care to Improve Frailty in Older Malaysians: GeKo Integrated Service Delivery
errJOURNAL OF FRAILTY & AGING
IF3.3
err2024-08-01
err3
PREAI
errAhip, Sally Suriani; Ting, C. Y.; Abdillah, M. A. B.; Tan, Y. J.; Sabri, S. A. B.; Theou, O.; Shariff-Ghazali, S.; Visvanathan, R.
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Agreement and predictive value of the clinical frailty scale in hospitalized older patients
errEUROPEAN GERIATRIC MEDICINE
IF3.6
err2024-08-01
err2
PREAI
errLanckmans, Liese; Theou, Olga; van den Noortgate, Nele; Piers, Ruth
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Cardiac rehabilitation and frailty: a systematic review and meta-analysis
errEUROPEAN JOURNAL OF PREVENTIVE CARDIOLOGY
IF7.5
err2024-07-22
err2
errOAAI
errMacEachern, Evan; Quach, Jack; Giacomantonio, Nicholas; Theou, Olga; Hillier, Troy; Abel-Adegbite, Ifedayo; Gonzalez-Lara, Mariana; Kehler, Dustin Scott
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errSave
Relationship between frailty and executive function by age and sex in the Canadian Longitudinal Study on Aging
errGEROSCIENCE
IF5.4
err2024-07-17
err0
PREAI
errCourish, Molly K.; O'Brien, Myles W.; Maxwell, Selena P.; Mekari, Said; Kimmerly, Derek S.; Theou, Olga
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Research Directions

No research directions
Co-authors
Cooperation Journals
F
Frank B. Hu
H-index: 244 · Papers: 1.9K
L
Luigi Ferrucci
H-index: 237 · Papers: 2.6K
E
Eric B. Rimm
H-index: 199 · Papers: 1.3K
D
David A. Bennett
H-index: 197 · Papers: 2.2K
A
Anne B. Newman
H-index: 193 · Papers: 1.5K
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