{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,26]],"date-time":"2026-10-26T13:50:45Z","timestamp":1793022645479,"version":"4.5.0"},"reference-count":37,"publisher":"Human Kinetics","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2026]]},"abstract":"<jats:p>\n                    <jats:italic>\n                      <jats:bold>Context<\/jats:bold>\n                      :\n                    <\/jats:italic>\n                    Effusion-synovitis commonly develops following anterior cruciate ligament reconstruction (ACLR) and may influence physical and psychological recovery. We examined the association between effusion-synovitis severity and psychological readiness to return to sport and kinesiophobia at 4 to 6 months post-ACLR.\n                    <jats:italic>\n                      <jats:bold>Design<\/jats:bold>\n                      :\n                    <\/jats:italic>\n                    Cross-sectional.\n                    <jats:italic>\n                      <jats:bold>Methods<\/jats:bold>\n                      :\n                    <\/jats:italic>\n                    We assessed 52 participants (age\u2009=\u200918.4 [4.0]\u00a0y; 27 females; time since surgery\u2009=\u20095.0 [0.9]\u00a0mo) between 4 and 6 months post-ACLR. We graded effusion-synovitis using the Outcome Measures in Rheumatology ordinal scale (0\u2009=\u2009absent to 3\u2009=\u2009severe) from suprapatellar ultrasound images and dichotomized into absent\/mild (grades 0\u20131, n\u2009=\u200924) and moderate\/severe (grades 2\u20133, n\u2009=\u200928) groups. We assessed psychological readiness and kinesiophobia using the ACL Return to Sport after Injury Scale and the Tampa Scale of Kinesiophobia-11, respectively. We compared outcomes between groups using analysis of covariance models adjusted for time since surgery and sex. Sensitivity analyses treated effusion-synovitis as an ordinal variable (Spearman correlations) and as a binary variable (no effusion vs any effusion).\n                    <jats:italic>\n                      <jats:bold>Results<\/jats:bold>\n                      :\n                    <\/jats:italic>\n                    Effusion-synovitis grade distribution: grade 0, n\u2009=\u20096 (11.5%); grade 1, n\u2009=\u200918 (34.6%); grade 2, n\u2009=\u200918 (34.6%); and grade 3, n\u2009=\u200910 (19.2%). We observed no significant between-group in kinesiophobia (absent\/mild: 21.3 [5.4], moderate\/severe: 22.0 [5.7];\n                    <jats:italic>F<\/jats:italic>\n                    <jats:sub>1,48<\/jats:sub>\n                    \u2009=\u20090.01,\n                    <jats:italic>P<\/jats:italic>\n                    \u2009=\u2009.927; 95% CI, 0.000\u20130.041) or psychological readiness (absent\/mild: 62.2 [20.2], moderate\/severe: 56.0 [27.2];\n                    <jats:italic>F<\/jats:italic>\n                    <jats:sub>1,48<\/jats:sub>\n                    \u2009=\u20090.00,\n                    <jats:italic>P<\/jats:italic>\n                    \u2009=\u2009.990; 95% CI, 0.000\u20130.000). Sensitivity analyses yielded consistent null findings.\n                    <jats:italic>\n                      <jats:bold>Conclusions<\/jats:bold>\n                      :\n                    <\/jats:italic>\n                    Effusion-synovitis severity did not associate with kinesiophobia or psychological readiness at 4 to 6 months post-ACLR, with small effect sizes.\n                  <\/jats:p>","DOI":"10.1123\/jsr.2025-0412","type":"journal-article","created":{"date-parts":[[2026,8,12]],"date-time":"2026-08-12T01:48:48Z","timestamp":1786499328000},"page":"1-7","source":"Crossref","is-referenced-by-count":0,"title":["Psychological Readiness and Kinesiophobia Are Not Associated With Effusion-Synovitis in Early Recovery After Anterior Cruciate Ligament Reconstruction"],"prefix":"10.1123","author":[{"ORCID":"https:\/\/orcid.org\/0009-0008-6031-1026","authenticated-orcid":true,"given":"Faith N.","family":"Persyn","sequence":"first","affiliation":[{"name":"Department of Kinesiology, Michigan State University, East Lansing, MI, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Natalie L.","family":"Blake","sequence":"additional","affiliation":[{"name":"Department of Kinesiology, Michigan State University, East Lansing, MI, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0001-8125-6045","authenticated-orcid":true,"given":"Corey D.","family":"Grozier","sequence":"additional","affiliation":[{"name":"Department of Kinesiology and Sport Management, Texas Tech University, Lubbock, TX, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michael","family":"Shingles","sequence":"additional","affiliation":[{"name":"University of Michigan Health-Sparrow Orthopedic Surgery, East Lansing, MI, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Luke","family":"Wilcox","sequence":"additional","affiliation":[{"name":"University of Michigan Health-Sparrow Orthopedic Surgery, East Lansing, MI, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrew","family":"Schorfhaar","sequence":"additional","affiliation":[{"name":"University of Michigan Health-Sparrow Orthopedic Surgery, East Lansing, MI, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3480-3173","authenticated-orcid":true,"given":"Matthew S.","family":"Harkey","sequence":"additional","affiliation":[{"name":"Department of Kinesiology, Michigan State University, East Lansing, MI, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"100","reference":[{"issue":"21","key":"r1","series-title":"Br J Sports Med","doi-asserted-by":"publisher","first-page":"1543","DOI":"10.1136\/bjsports-2013-093398","article-title":"Fifty-five per cent return to competitive sport following anterior cruciate ligament reconstruction surgery: an updated systematic review and meta-analysis including aspects of physical functioning and contextual factors","volume":"48","author":"Ardern CL","year":"2014","unstructured":"Ardern CL, Taylor NF, Feller JA, Webster KE. 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