{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,27]],"date-time":"2026-07-27T14:18:40Z","timestamp":1785161920999,"version":"3.55.0"},"reference-count":26,"publisher":"Springer Science and Business Media LLC","issue":"5","license":[{"start":{"date-parts":[[2021,11,2]],"date-time":"2021-11-02T00:00:00Z","timestamp":1635811200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2021,11,2]],"date-time":"2021-11-02T00:00:00Z","timestamp":1635811200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"funder":[{"name":"Medizinische Hochschule Hannover (MHH)"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Eur J Trauma Emerg Surg"],"published-print":{"date-parts":[[2022,10]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n                <jats:title>Purpose<\/jats:title>\n                <jats:p>After intramedullary nailing of tibial shaft fractures using an infrapatellar\/transtendinous approach, several patients suffer anterior knee pain. We suspect that the approach is associated with soft tissue scars and the development of a postoperative patella baja. The goal of the study is to investigate whether the development of patella baja is associated with worse subjective outcomes.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>We retrospectively analyzed all patients in our orthopedic trauma department between 2011 and 2020 who underwent tibial fracture fixation via intramedullary nailing via an infrapatellar\/transtendinous approach. Pre- and postoperative lateral knee x-rays were evaluated by measurement of the Insall-Salvati Index, and nail tip position. All patients were asked to answer the self-assessment Kujala questionnaire and Lysholm questionnaire.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>We included 78 patients (age: 44\u2009\u00b1\u200918\u00a0years) with a minimum follow-up of 12\u00a0months. Mean follow up was 59\u2009\u00b1\u200925\u00a0months. We included 50 male and 28 female patients. Patella baja detected by Insall-Salvati Index could be observed in 8 (10.3%) patients. Patients with patella baja showed significant worse function measured by the Kujala score 54\u2009\u00b1\u200918 vs. 80\u2009\u00b1\u200914 (<jats:italic>p\u2009<\/jats:italic>&lt;\u20090.01). Likewise, Lysholm score did show significant differences between both groups (60\u2009\u00b1\u200924 vs. 86\u2009\u00b1\u200911; <jats:italic>p\u2009<\/jats:italic>&lt;\u20090.01). Nail tip position was not associated with worse subjective function.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusions<\/jats:title>\n                <jats:p>Patella baja in patients after tibial intramedullary nailing via an infrapatellar\/transtendinous approach, is associated with worse subjective function and increased pain.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00068-021-01807-9","type":"journal-article","created":{"date-parts":[[2021,11,2]],"date-time":"2021-11-02T06:02:51Z","timestamp":1635832971000},"page":"3669-3675","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Patella baja after intramedullary nailing of tibial fractures, using an infrapatellar\/transtendinous approach, predicts worse patient reported outcome"],"prefix":"10.1007","volume":"48","author":[{"given":"Tilman","family":"Graulich","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julius","family":"Gerhardy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tarek","family":"Omar Pacha","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marcus","family":"\u00d6rgel","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christian","family":"Macke","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christian","family":"Krettek","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mohamed","family":"Omar","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Emmanouil","family":"Liodakis","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2021,11,2]]},"reference":[{"key":"1807_CR1","doi-asserted-by":"publisher","first-page":"233","DOI":"10.1016\/0020-1383(96)00008-3","volume":"27","author":"C Krettek","year":"1996","unstructured":"Krettek C, Rudolf J, Schandelmaier P, Guy P, K\u00f6nemann B, Tscherne H. 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