{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T02:51:25Z","timestamp":1791427885111,"version":"4.3.3"},"reference-count":50,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"DOI":"10.13039\/501100011649","name":"Japan Orthopaedics and Traumatology Foundation Inc","doi-asserted-by":"publisher","award":["603"],"award-info":[{"award-number":["603"]}],"id":[{"id":"10.13039\/501100011649","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinbiomech.com","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Clinical Biomechanics"],"published-print":{"date-parts":[[2026,12]]},"DOI":"10.1016\/j.clinbiomech.2026.106979","type":"journal-article","created":{"date-parts":[[2026,9,26]],"date-time":"2026-09-26T14:56:20Z","timestamp":1790434580000},"page":"106979","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["Hip kinematics are associated with gait speed in knee osteoarthritis: A smartphone-based markerless motion capture study"],"prefix":"10.1016","volume":"140","author":[{"given":"Takashi","family":"Tsuda","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hidehiro","family":"Yamamoto","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masashi","family":"Matsumoto","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Naoya","family":"Inoue","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dai","family":"Sekiya","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masaki","family":"Takao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.clinbiomech.2026.106979_bb0005","doi-asserted-by":"crossref","DOI":"10.1038\/s41598-018-30139-9","article-title":"Modulation of gluteus medius activity reflects the potential of the muscle to meet the mechanical demands during perturbed walking","volume":"8","author":"Afschrift","year":"2018","journal-title":"Sci. Rep."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0010","doi-asserted-by":"crossref","first-page":"179","DOI":"10.1016\/j.gaitpost.2019.01.030","article-title":"The contralateral knee may not be a valid control for biomechanical outcomes after unilateral total knee arthroplasty","volume":"70","author":"Aljehani","year":"2019","journal-title":"Gait Posture"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0015","doi-asserted-by":"crossref","first-page":"266","DOI":"10.1016\/j.gaitpost.2021.10.020","article-title":"Knee biomechanics and contralateral knee osteoarthritis progression after total knee arthroplasty","volume":"91","author":"Aljehani","year":"2022","journal-title":"Gait Posture"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0020","doi-asserted-by":"crossref","first-page":"984","DOI":"10.1002\/acr.25327","article-title":"Gait alterations and association with worsening knee pain and physical function: a machine learning approach with wearable sensors in the multicenter osteoarthritis study","volume":"76","author":"Bacon","year":"2024","journal-title":"Arthritis Care Res. (Hoboken)."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0025","doi-asserted-by":"crossref","first-page":"1578","DOI":"10.1016\/j.joca.2019.06.011","article-title":"OARSI guidelines for the non-surgical management of knee, hip, and polyarticular osteoarthritis","volume":"27","author":"Bannuru","year":"2019","journal-title":"Osteoarthr. Cartil."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0030","doi-asserted-by":"crossref","first-page":"208","DOI":"10.1016\/j.gaitpost.2024.10.002","article-title":"Influence of medial longitudinal arch flexibility on lower limb joint coupling coordination and gait impulse","volume":"114","author":"Cen","year":"2024","journal-title":"Gait Posture"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0035","doi-asserted-by":"crossref","first-page":"150","DOI":"10.1016\/j.gaitpost.2025.04.016","article-title":"Reliability and validity of current computer vision based motion capture systems in gait analysis: a systematic review","volume":"120","author":"Cheng","year":"2025","journal-title":"Gait Posture"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0040","doi-asserted-by":"crossref","first-page":"231","DOI":"10.3138\/ptc-2018-0051","article-title":"Investigating the test-retest reliability and validity of hand-held dynamometry for measuring knee strength in older women with knee osteoarthritis","volume":"71","author":"Chopp-Hurley","year":"2019","journal-title":"Physiother. Can."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0045","doi-asserted-by":"crossref","first-page":"931","DOI":"10.1097\/PHM.0000000000000534","article-title":"Predictive capacity of thigh muscle strength in symptomatic and\/or radiographic knee osteoarthritis progression: data from the FNIH OA Biomarkers Consortium","volume":"95","author":"Culvenor","year":"2016","journal-title":"Am. J. Phys. Med. Rehabil."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0050","doi-asserted-by":"crossref","DOI":"10.1016\/j.ocarto.2020.100038","article-title":"Course and predictors of upper leg muscle strength over 48 months in subjects with knee osteoarthritis: data from the Osteoarthritis Initiative","volume":"2","author":"de Zwart","year":"2020","journal-title":"Osteoarthritis Cartilage Open"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0055","first-page":"1940","article-title":"OpenSim: open-source software to create and analyze dynamic simulations of movement","volume":"54","author":"Delp","year":"2007","journal-title":"I.E.E.E. Trans. Biomed. Eng."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0060","doi-asserted-by":"crossref","DOI":"10.1038\/s41598-024-80499-8","article-title":"A comparison of lower body gait kinematics and kinetics between Theia3D markerless and marker-based models in healthy subjects and clinical patients","volume":"14","author":"D\u2019Souza","year":"2024","journal-title":"Sci. Rep."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0065","doi-asserted-by":"crossref","DOI":"10.1177\/23094990211034003","article-title":"Interpretation of causal relationship between quadriceps tendon Young\u2019s modulus and gait speed by structural equation modeling in patients with severe knee osteoarthritis","volume":"29","author":"Ebihara","year":"2021","journal-title":"J. Orthop. Surg. (Hong Kong)"},{"key":"10.1016\/j.clinbiomech.2026.106979_bib251","doi-asserted-by":"crossref","first-page":"1149","DOI":"10.3758\/BRM.41.4.1149","article-title":"Statistical power analyses using G*Power 3.1: Tests for correlation and regression analyses","volume":"41","author":"Faul","year":"2009","journal-title":"Behav. Res. Methods."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0070","doi-asserted-by":"crossref","first-page":"153","DOI":"10.1186\/s13643-019-1063-z","article-title":"Effects of walking speed on gait biomechanics in healthy participants: a systematic review and meta-analysis","volume":"8","author":"Fukuchi","year":"2019","journal-title":"Syst. Rev."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0075","doi-asserted-by":"crossref","first-page":"559","DOI":"10.1002\/acr.24159","article-title":"What is an important difference in gait speed in adults with knee osteoarthritis?","volume":"73","author":"Gilbert","year":"2021","journal-title":"Arthritis Care Res. (Hoboken)."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0080","doi-asserted-by":"crossref","first-page":"888","DOI":"10.1589\/jpts.30.888","article-title":"The relationship between isokinetic strength and functional performance tests in patients with knee osteoarthritis","volume":"30","author":"Gkrilias","year":"2018","journal-title":"J. Phys. Ther. Sci."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0085","doi-asserted-by":"crossref","first-page":"579","DOI":"10.3899\/jrheum.200176","article-title":"A decline in walking speed is associated with incident knee replacement in adults with and at risk for knee osteoarthritis","volume":"48","author":"Harkey","year":"2021","journal-title":"J. Rheumatol."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0090","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2023.111801","article-title":"Concurrent validity of smartphone-based markerless motion capturing to quantify lower-limb joint kinematics in healthy and pathological gait","volume":"159","author":"Horsak","year":"2023","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0095","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2024.112281","article-title":"Repeatability and minimal detectable change including clothing effects for smartphone-based 3D markerless motion capture","volume":"175","author":"Horsak","year":"2024","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0105","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2021.110665","article-title":"Concurrent assessment of gait kinematics using marker-based and markerless motion capture","volume":"127","author":"Kanko","year":"2021","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0110","doi-asserted-by":"crossref","first-page":"494","DOI":"10.1136\/ard.16.4.494","article-title":"Radiological assessment of osteo-arthrosis","volume":"16","author":"Kellgren","year":"1957","journal-title":"Ann. Rheum. Dis."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0115","doi-asserted-by":"crossref","first-page":"26","DOI":"10.1053\/apmr.2001.18584","article-title":"Reduced hip extension during walking: healthy elderly and fallers versus young adults","volume":"82","author":"Kerrigan","year":"2001","journal-title":"Arch. Phys. Med. Rehabil."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0120","doi-asserted-by":"crossref","first-page":"84","DOI":"10.5535\/arm.2014.38.1.84","article-title":"Reliability and validity of isometric knee extensor strength test with hand-held dynamometer depending on its fixation: a pilot study","volume":"38","author":"Kim","year":"2014","journal-title":"Ann. Rehabil. Med."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0125","doi-asserted-by":"crossref","first-page":"1488","DOI":"10.1002\/art.24118","article-title":"Strength training for treatment of osteoarthritis of the knee: a systematic review","volume":"59","author":"Lange","year":"2008","journal-title":"Arthritis Rheum."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0130","doi-asserted-by":"crossref","first-page":"180","DOI":"10.26603\/ijspt20190180","article-title":"Validity of hand-held dynamometry in measuring quadriceps strength and rate of torque development","volume":"14","author":"Lesnak","year":"2019","journal-title":"Int. J. Sports Phys. Ther."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0135","doi-asserted-by":"crossref","first-page":"1847","DOI":"10.1080\/02640414.2024.2415233","article-title":"Validity and reliability of trunk and lower-limb kinematics during squatting, hopping, jumping and side-stepping using OpenCap markerless motion capture application","volume":"42","author":"Lima","year":"2024","journal-title":"J. Sports Sci."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0140","doi-asserted-by":"crossref","first-page":"1334","DOI":"10.1111\/pme.12478","article-title":"Correlates of gait speed in advanced knee osteoarthritis","volume":"15","author":"Marcum","year":"2014","journal-title":"Pain Med."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0145","doi-asserted-by":"crossref","DOI":"10.1186\/1471-2474-14-169","article-title":"Analysis of knee flexion characteristics and how they alter with the onset of knee osteoarthritis: a case control study","volume":"14","author":"McCarthy","year":"2013","journal-title":"BMC Musculoskelet. Disord."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0150","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pone.0140822","article-title":"Assessment of lower limb muscle strength and power using hand-held and fixed dynamometry: a reliability and validity study","volume":"10","author":"Mentiplay","year":"2015","journal-title":"PloS One"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0155","doi-asserted-by":"crossref","DOI":"10.1016\/j.compbiomed.2026.111817","article-title":"Validity and reliability of OpenCap: a low-cost markerless motion capture system for lower extremity kinematics in transfemoral prosthetic users","volume":"213","author":"Niamsang","year":"2026","journal-title":"Comput. Biol. Med."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0160","doi-asserted-by":"crossref","DOI":"10.1016\/j.clinbiomech.2021.105325","article-title":"Association of isometric quadriceps strength with stride and knee kinematics during gait in community dwelling adults with normal knee or early radiographic knee osteoarthritis","volume":"84","author":"Nishino","year":"2021","journal-title":"Clin. Biomech. (Bristol)."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0165","doi-asserted-by":"crossref","first-page":"67","DOI":"10.1016\/j.gaitpost.2024.05.005","article-title":"Gait analysis of patients with knee osteoarthiritis who can run versus cannot run","volume":"112","author":"Ohmi","year":"2024","journal-title":"Gait Posture"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0170","doi-asserted-by":"crossref","first-page":"1789","DOI":"10.1038\/s41598-020-80237-w","article-title":"Effects of knee osteoarthritis severity on inter-joint coordination and gait variability as measured by hip-knee cyclograms","volume":"11","author":"Park","year":"2021","journal-title":"Sci. Rep."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0175","doi-asserted-by":"crossref","first-page":"1373","DOI":"10.1016\/S0895-4356(96)00236-3","article-title":"A simulation study of the number of events per variable in logistic regression analysis","volume":"49","author":"Peduzzi","year":"1996","journal-title":"J. Clin. Epidemiol."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0180","doi-asserted-by":"crossref","DOI":"10.1016\/j.clinbiomech.2022.105806","article-title":"Lower limb inter-joint coordination in individuals with osteoarthritis before and after a total knee arthroplasty","volume":"100","author":"Pelegrinelli","year":"2022","journal-title":"Clin. Biomech. (Bristol)."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0185","doi-asserted-by":"crossref","first-page":"544","DOI":"10.1016\/j.semarthrit.2016.10.012","article-title":"Factors associated with gait speed recovery after total knee arthroplasty: a longitudinal study","volume":"46","author":"Pua","year":"2017","journal-title":"Semin. Arthritis Rheum."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0190","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2022.111278","article-title":"Concurrent validity of artificial intelligence-based markerless motion capture for over-ground gait analysis: a study of spatiotemporal parameters","volume":"143","author":"Ripic","year":"2022","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0195","article-title":"Effects of knee osteoarthritis on hip and ankle gait mechanics","volume":"2019","author":"Ro","year":"2019","journal-title":"Adv. Orthop."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0200","doi-asserted-by":"crossref","DOI":"10.1002\/pri.1779","article-title":"The role of hip abductor strength on the frontal plane of gait in subjects with medial knee osteoarthritis","volume":"24","author":"Selistre","year":"2019","journal-title":"Physiother. Res. Int."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0205","doi-asserted-by":"crossref","first-page":"454","DOI":"10.2340\/16501977-1940","article-title":"Functional performance is associated with both knee extensor and flexor muscle strength in patients scheduled for total knee arthroplasty: a cross-sectional study","volume":"47","author":"Skoffer","year":"2015","journal-title":"J. Rehabil. Med."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0210","doi-asserted-by":"crossref","first-page":"26","DOI":"10.1186\/s42358-018-0027-7","article-title":"Quadriceps muscle weakness influences the gait pattern in women with knee osteoarthritis","volume":"58","author":"Spinoso","year":"2018","journal-title":"Adv. Rheumatol."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0215","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2025.112602","article-title":"Validation of OpenCap on lower extremity kinematics during functional tasks","volume":"183","author":"Svetek","year":"2025","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0220","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2024.112200","article-title":"Validation of OpenCap: a low-cost markerless motion capture system for lower-extremity kinematics during return-to-sport tasks","volume":"171","author":"Turner","year":"2024","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0225","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pcbi.1011462","article-title":"OpenCap: human movement dynamics from smartphone videos","volume":"19","author":"Uhlrich","year":"2023","journal-title":"PLoS Comput. Biol."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0230","doi-asserted-by":"crossref","DOI":"10.1016\/j.artmed.2025.103332","article-title":"The accuracy, validity and reliability of Theia3D markerless motion capture for studying the biomechanics of human movement: a systematic review","volume":"173","author":"Varcin","year":"2026","journal-title":"Artif. Intell. Med."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0235","doi-asserted-by":"crossref","first-page":"710","DOI":"10.1093\/aje\/kwk052","article-title":"Relaxing the rule of ten events per variable in logistic and Cox regression","volume":"165","author":"Vittinghoff","year":"2007","journal-title":"Am. J. Epidemiol."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0240","doi-asserted-by":"crossref","DOI":"10.7717\/peerj.12995","article-title":"Applications and limitations of current markerless motion capture methods for clinical gait biomechanics","volume":"10","author":"Wade","year":"2022","journal-title":"PeerJ"},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0245","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbiomech.2025.112529","article-title":"Evaluation of a smartphone-based markerless system to measure lower-limb kinematics in patients with knee osteoarthritis","volume":"181","author":"Wang","year":"2025","journal-title":"J. Biomech."},{"key":"10.1016\/j.clinbiomech.2026.106979_bb0250","doi-asserted-by":"crossref","first-page":"1328","DOI":"10.1002\/acr.22362","article-title":"Daily walking and the risk of incident functional limitation in knee osteoarthritis: an observational study","volume":"66","author":"White","year":"2014","journal-title":"Arthritis Care Res. (Hoboken)."}],"container-title":["Clinical Biomechanics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0268003326002342?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0268003326002342?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T02:29:01Z","timestamp":1791426541000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0268003326002342"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,12]]},"references-count":50,"alternative-id":["S0268003326002342"],"URL":"https:\/\/doi.org\/10.1016\/j.clinbiomech.2026.106979","relation":{},"ISSN":["0268-0033"],"issn-type":[{"value":"0268-0033","type":"print"}],"subject":[],"published":{"date-parts":[[2026,12]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Hip kinematics are associated with gait speed in knee osteoarthritis: A smartphone-based markerless motion capture study","name":"articletitle","label":"Article Title"},{"value":"Clinical Biomechanics","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.clinbiomech.2026.106979","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 Elsevier Ltd. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}],"article-number":"106979"}}