{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,2]],"date-time":"2026-06-02T21:08:41Z","timestamp":1780434521245,"version":"3.54.1"},"reference-count":27,"publisher":"National Athletic Trainers' Association","issue":"5","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2013,10,1]]},"abstract":"<jats:sec><jats:title>Context:<\/jats:title><jats:p>Excessive ground reaction force when landing from a jump may result in lower extremity injuries. It is important to better understand how feedback can influence ground reaction force (GRF) and potentially reduce injury risk.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective:<\/jats:title><jats:p>To determine the effect of expert-provided (EP), self-analysis (SA), and combination EP and SA (combo) feedback on reducing peak vertical GRF during a jump-landing task.<\/jats:p><\/jats:sec><jats:sec><jats:title>Data Sources:<\/jats:title><jats:p>We searched the Web of Science database on July 1, 2011; using the search terms ground reaction force, landing biomechanics, and feedback elicited 731 initial hits.<\/jats:p><\/jats:sec><jats:sec><jats:title>Study Selection:<\/jats:title><jats:p>Of the 731 initial hits, our final analysis included 7 studies that incorporated 32 separate data comparisons.<\/jats:p><\/jats:sec><jats:sec><jats:title>Data Extraction:<\/jats:title><jats:p>Standardized effect sizes and 95% confidence intervals (CIs) were calculated between pretest and posttest scores for each feedback condition.<\/jats:p><\/jats:sec><jats:sec><jats:title>Data Synthesis:<\/jats:title><jats:p>We found a homogeneous beneficial effect for combo feedback, indicating a reduction in GRF with no CIs crossing zero. We also found a homogeneous beneficial effect for EP feedback, but the CIs from 4 of the 10 data comparisons crossed zero. The SA feedback showed strong, definitive effects when the intervention included a videotape SA, with no CIs crossing zero.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions:<\/jats:title><jats:p>Of the 7 studies reviewed, combo feedback seemed to produce the greatest decrease in peak vertical GRF during a jump-landing task.<\/jats:p><\/jats:sec>","DOI":"10.4085\/1062-6050-48.3.02","type":"journal-article","created":{"date-parts":[[2013,3,19]],"date-time":"2013-03-19T22:12:21Z","timestamp":1363731141000},"page":"685-695","source":"Crossref","is-referenced-by-count":39,"title":["Different Modes of Feedback and Peak Vertical Ground Reaction Force During Jump Landing: A Systematic Review"],"prefix":"10.4085","volume":"48","author":[{"given":"Hayley M.","family":"Ericksen","sequence":"first","affiliation":[{"name":"Musculoskeletal Health and Movement Science Laboratory, University of Toledo, OH. Dr Pfile is now at College of Charleston, SC."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Phillip A.","family":"Gribble","sequence":"first","affiliation":[{"name":"Musculoskeletal Health and Movement Science Laboratory, University of Toledo, OH. Dr Pfile is now at College of Charleston, SC."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kate R.","family":"Pfile","sequence":"first","affiliation":[{"name":"Musculoskeletal Health and Movement Science Laboratory, University of Toledo, OH. Dr Pfile is now at College of Charleston, SC."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brian G.","family":"Pietrosimone","sequence":"first","affiliation":[{"name":"Musculoskeletal Health and Movement Science Laboratory, University of Toledo, OH. 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