{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,1]],"date-time":"2026-06-01T21:24:11Z","timestamp":1780349051662,"version":"3.54.1"},"reference-count":38,"publisher":"Oxford University Press (OUP)","issue":"1","license":[{"start":{"date-parts":[[2025,12,5]],"date-time":"2025-12-05T00:00:00Z","timestamp":1764892800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/academic.oup.com\/journals\/pages\/open_access\/funder_policies\/chorus\/standard_publication_model"}],"funder":[{"name":"NIH\/NIAMS","award":["R21-AR071079 (White)"],"award-info":[{"award-number":["R21-AR071079 (White)"]}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["T32-HD007490 (D.V., T.B., and S.L.)"],"award-info":[{"award-number":["T32-HD007490 (D.V., T.B., and S.L.)"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2026,1,2]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Importance<\/jats:title>\n                    <jats:p>While total knee replacement (TKR) is the definitive treatment for knee osteoarthritis, physical activity remains unchanged after surgery.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>The objective of this trial was to examine the efficacy of a physical therapist-administered physical activity intervention to increase moderate-to-vigorous physical activity (MVPA) over 6\u00a0months for adults after TKR.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>This was a randomized controlled trial.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>The study took place in an outpatient physical therapist clinic.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>Included were 120 adults over the age of 45\u00a0years seeking outpatient physical therapy following a unilateral TKR.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Interventions<\/jats:title>\n                    <jats:p>Participants received standardized physical therapy after TKR and a wearable activity tracking device, individualized step goals, and face-to-face feedback provided by a physical therapist (intervention), or standardized physical therapy alone (control).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main Outcome and Measure<\/jats:title>\n                    <jats:p>The primary outcome was change in MVPA recorded by a hip-worn Actigraph GT3X accelerometer from baseline to 6\u00a0months after discharge from physical therapy.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Moderate-to-vigorous physical activity similarly increased from baseline to 6\u00a0months within the intervention (median\u2009=\u20096.0\u00a0minutes per day [semi-interquartile range = 11.9]) and control group (median\u2009=\u20095.9\u00a0minutes per day [semi-interquartile range\u2009=\u200914.3]). There was no between-group difference in MVPA change over time.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>A physical therapist-administered physical activity intervention resulted in a similar increase in MVPA over 6\u00a0months compared to standardized physical therapy for adults after TKR.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Relevance<\/jats:title>\n                    <jats:p>Adding a wearable activity tracking device and individualized step goals may not increase physical activity for adults after TKR receiving outpatient physical therapy.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1093\/ptj\/pzaf140","type":"journal-article","created":{"date-parts":[[2025,12,4]],"date-time":"2025-12-04T13:15:59Z","timestamp":1764854159000},"source":"Crossref","is-referenced-by-count":1,"title":["Effectiveness of a Physical Therapist-Administered Physical Activity Intervention After Total Knee Replacement: A Randomized Trial"],"prefix":"10.1093","volume":"106","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3792-4621","authenticated-orcid":false,"given":"Daniel K","family":"White","sequence":"first","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7397-7603","authenticated-orcid":false,"given":"Jason","family":"Jakiela","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, Winston-Salem State University , Winston-Salem, NC 27110 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sydney","family":"Liles","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0019-3087","authenticated-orcid":false,"given":"Hiral","family":"Master","sequence":"additional","affiliation":[{"name":"Vanderbilt Institute for Clinical and Translational Research, Vanderbilt University Medical Center , Nashville, TN 37232 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dana","family":"Voinier","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Meredith","family":"Brunette","sequence":"additional","affiliation":[{"name":"Progyny Inc , New York, NY 10018 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jennifer","family":"Copson","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tom","family":"Bye","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Laura A","family":"Schmitt","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Louise M","family":"Thoma","sequence":"additional","affiliation":[{"name":"Division of Physical Therapy, University of North Carolina at Chapel Hill , Chapel Hill, NC 27599 ,","place":["United States"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"286","published-online":{"date-parts":[[2025,12,5]]},"reference":[{"issue":"17","key":"2026010322565385600_ref1","doi-asserted-by":"publisher","first-page":"1349","DOI":"10.1001\/jama.1994.03510410061034","article-title":"Patient outcomes following tricompartmental total knee replacement. 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