{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,2]],"date-time":"2026-09-02T21:55:48Z","timestamp":1788386148181,"version":"build-2803163510"},"reference-count":55,"publisher":"Oxford University Press (OUP)","issue":"9","license":[{"start":{"date-parts":[[2021,2,4]],"date-time":"2021-02-04T00:00:00Z","timestamp":1612396800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/academic.oup.com\/journals\/pages\/open_access\/funder_policies\/chorus\/standard_publication_model"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2021,9,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:sec>\n                  <jats:title>Objective<\/jats:title>\n                  <jats:p>Knee arthroplasty (KA) is an effective and cost-effective treatment for end-stage knee osteoarthritis. Despite high surgical success rates, as many as 25% of patients report compromised postoperative functioning, persistent pain, and reduced quality of life. The purpose of this study was to assess the predictive value of psychological factors in health functioning and quality of life, during a 6-month period after KA.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Design<\/jats:title>\n                  <jats:p>A prospective observational study.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Setting<\/jats:title>\n                  <jats:p>Surgery at two hospitals and follow-up was carried out through the domiciliary rehabilitation service.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Subjects<\/jats:title>\n                  <jats:p>In total, 89 patients (age 70.27\u2009\u00b1\u20097.99\u2009years) met the inclusion criteria.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Method<\/jats:title>\n                  <jats:p>A test battery composed of Health functioning associated with osteoarthritis (WOMAC), Health-related quality of life (EQ-5D-5L), Anxiety and Depression (HADS), Pain attitudes (SOPA-B), Pain catastrophizing (PCS), and Fear of Movement (TSK-11) was assessed at 1\u2009week, and 1, 3, and 6\u2009months after surgery. A mixed effects linear model was used to estimate the effect of time and covariates. An exploratory factor analysis was used to identify the number of dimensions underlying the group of psychological measurements.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>In WOMAC model, anxiety level (F\u2009=\u2009120.8), PCS (F\u2009=\u2009103.9), depression level (F\u2009=\u200993.6) and pain score (F\u2009=\u200972.8) were the most influential variables. Regarding EQ-5D-5L model, anxiety level (F\u2009=\u200998.5), PCS (F\u2009=\u200979.8), depression level (F\u2009=\u200978.3) and pain score (F\u2009=\u200945) were the most influential variables. Pain score and the psychosocial variables of PCS, TSK, HADS-A, HADS-D, SOPA-B Emotion, SOPA-B Harm and SOPA-B Disability loaded in one single dimension.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>Postoperative acute pain and psychosocial factors of pain catastrophizing, anxiety, depression, and pain attitudes might influence health functioning and quality of life during KA rehabilitation. Such factors could be gathered into one single dimension defined as pain-related psychologic distress.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1093\/pm\/pnab025","type":"journal-article","created":{"date-parts":[[2021,1,25]],"date-time":"2021-01-25T16:36:53Z","timestamp":1611592613000},"page":"1905-1915","source":"Crossref","is-referenced-by-count":13,"title":["Postoperative Psychosocial Factors in Health Functioning and Health-Related Quality of Life After Knee Arthroplasty: A 6-Month Follow up Prospective Observational Study"],"prefix":"10.1093","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2696-9683","authenticated-orcid":false,"given":"Marc","family":"Terradas-Monllor","sequence":"first","affiliation":[{"name":"Faculty of Health Sciences and Welfare, University of Vic\u2014Central University of Catalonia, Vic, Spain"},{"name":"Research Group on Methodology, Methods, Models and Outcomes of Health and Social Sciences (M3O), Faculty of Health Sciences and Welfare, Center for Health and Social Care Research (CESS), University of Vic\u2014Central University of Catalonia (UVIC-UCC), Vic, Spain"},{"name":"Institut de Rehabilitaci\u00f3 i Terap\u00e8utica Biof\u00edsica (IRITEB), Badalona, Spain"},{"name":"Programa de Doctorat en Medicina i Recerca Translacional, Facultat de Medicina, Universitat de Barcelona, Barcelona, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8402-2965","authenticated-orcid":false,"given":"Gonzalo","family":"Navarro-Fern\u00e1ndez","sequence":"additional","affiliation":[{"name":"Physiotherapy Department, Centro Superior de Estudios Universitarios La Salle, Universidad Aut\u00f3noma de Madrid Madrid, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2734-2196","authenticated-orcid":false,"given":"Miguel A","family":"Ruiz","sequence":"additional","affiliation":[{"name":"Faculty of Psychology, Universidad Aut\u00f3noma de Madrid, Madrid, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1971-1510","authenticated-orcid":false,"given":"Hector","family":"Beltran-Alacreu","sequence":"additional","affiliation":[{"name":"Toledo Physiotherapy Research Group (GIFTO), Faculty of Physical Therapy and Nursing, Universidad de Castilla-La Mancha, Toledo, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1314-624X","authenticated-orcid":false,"given":"Josu\u00e9","family":"Fern\u00e1ndez-Carnero","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, Occupational Therapy, Rehabilitation and Physical Medicine, Rey Juan Carlos University, Madrid, Spain"},{"name":"Unit of Physiotherapy, Hospital La Paz Institute for Health Research, IdiPAZ, Madrid, Spain"},{"name":"Grupo Multidisciplinar de Investigaci\u00f3n y Tratamiento del Dolor, Grupo de Excelencia Investigadora URJC-Banco de Santander, Madrid, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julio","family":"Salinas-Chesa","sequence":"additional","affiliation":[{"name":"Institut de Rehabilitaci\u00f3 i Terap\u00e8utica Biof\u00edsica (IRITEB), Badalona, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1101-9677","authenticated-orcid":false,"given":"Mirari","family":"Ochandorena-Acha","sequence":"additional","affiliation":[{"name":"Faculty of Health Sciences and Welfare, University of Vic\u2014Central University of Catalonia, Vic, Spain"},{"name":"Research Group on Methodology, Methods, Models and Outcomes of Health and Social Sciences (M3O), Faculty of Health Sciences and Welfare, Center for Health and Social Care Research (CESS), University of Vic\u2014Central University of Catalonia (UVIC-UCC), Vic, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"286","published-online":{"date-parts":[[2021,2,4]]},"reference":[{"issue":"11","key":"2021090908594611700_pnab025-B1","doi-asserted-by":"crossref","first-page":"3527","DOI":"10.1007\/s11999-015-4203-3","article-title":"What is the relationship between depressive symptoms and pain during functional tasks in persons undergoing TKA? 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