{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,7]],"date-time":"2026-05-07T23:38:54Z","timestamp":1778197134721,"version":"3.51.4"},"reference-count":25,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2014,2,13]],"date-time":"2014-02-13T00:00:00Z","timestamp":1392249600000},"content-version":"vor","delay-in-days":43,"URL":"http:\/\/creativecommons.org\/licenses\/by\/2.0"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Foot and Ankle Research"],"published-print":{"date-parts":[[2014,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Walking down stairs is a clinically relevant daily activity for older persons. The aim of this pilot study was to investigate the impact of cheilectomy on walking on level ground and on stairs.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>3D motion analysis of foot kinematics was performed in eight patients with hallux rigidus and 11 healthy control participants with a 12\u2010camera system, using the Heidelberg foot measurement method before and one year after surgery. The clinical results were documented using the AOFAS Scale.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The range of motion of the first metatarsophalangeal joint did not improve after the operation under any gait condition. Preoperatively, hallux dorsi\u2010\/plantarflexion in level walking was 11.9\u00b0 lower in patients than in controls (<jats:italic>p<\/jats:italic>\u2009=\u20090.006), postoperatively 14.5\u00b0 lower (<jats:italic>p<\/jats:italic>\u2009=\u20090.004). Comparing walking conditions in patients, hallux dorsi\u2010\/plantarflexion was significantly higher in level walking than in climbing stairs (difference up stairs \u2013 level: \u20108.1\u00b0, <jats:italic>p<\/jats:italic>\u2009=\u20090.018).<\/jats:p><jats:p>The AOFAS Scale improved significantly from 56.9\u2009\u00b1\u200919.9 points (mean\u2009\u00b1\u2009SD), preoperatively, to 75.9\u2009\u00b1\u200913.9 points, postoperatively (<jats:italic>p<\/jats:italic>\u2009=\u20090.027).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Cheilectomy is appropriate for reducing symptoms of hallux rigidus. However, neither a positive influence on the range of motion in walking on level ground and on stairs nor a functional improvement was observed in this group of patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Trial registration<\/jats:title><jats:p><jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"http:\/\/www.clinicaltrials.gov\/ct2\/show\/NCT01804491\">NCT01804491<\/jats:ext-link><\/jats:p><\/jats:sec>","DOI":"10.1186\/1757-1146-7-13","type":"journal-article","created":{"date-parts":[[2014,2,13]],"date-time":"2014-02-13T18:05:00Z","timestamp":1392314700000},"source":"Crossref","is-referenced-by-count":17,"title":["Foot kinematics in walking on a level surface and on stairs in patients with hallux rigidus before and after cheilectomy"],"prefix":"10.1002","volume":"7","author":[{"given":"Benita","family":"Kuni","sequence":"first","affiliation":[{"name":"Clinic for Orthopedics and Trauma Surgery Department of Orthopedics Trauma Surgery and Spinal Cord Injury Heidelberg University Hospital Schlierbacher Landstr. 200a 69118 Heidelberg Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sebastian Immanuel","family":"Wolf","sequence":"additional","affiliation":[{"name":"Clinic for Orthopedics and Trauma Surgery Department of Orthopedics Trauma Surgery and Spinal Cord Injury Heidelberg University Hospital Schlierbacher Landstr. 200a 69118 Heidelberg Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Felix","family":"Zeifang","sequence":"additional","affiliation":[{"name":"Clinic for Orthopedics and Trauma Surgery Department of Orthopedics Trauma Surgery and Spinal Cord Injury Heidelberg University Hospital Schlierbacher Landstr. 200a 69118 Heidelberg Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marc","family":"Thomsen","sequence":"additional","affiliation":[{"name":"Clinic for Orthopedics and Trauma Surgery Department of Orthopedics Trauma Surgery and Spinal Cord Injury Heidelberg University Hospital Schlierbacher Landstr. 200a 69118 Heidelberg Germany"},{"name":"DRK\u2010Klinik Baden\u2010Baden Lilienmattstra\u00dfe 5 76530 Baden\u2010Baden Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2014,2,13]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-200409001-00003"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1177\/107110070302401002"},{"key":"e_1_2_10_4_1","doi-asserted-by":"publisher","DOI":"10.1177\/107110070102200304"},{"key":"e_1_2_10_5_1","doi-asserted-by":"publisher","DOI":"10.1053\/j.jfas.2006.04.006"},{"key":"e_1_2_10_6_1","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-199903000-00009"},{"key":"e_1_2_10_7_1","doi-asserted-by":"publisher","DOI":"10.1177\/1071100712460220"},{"key":"e_1_2_10_8_1","doi-asserted-by":"publisher","DOI":"10.3113\/FAI.2008.0265"},{"key":"e_1_2_10_9_1","doi-asserted-by":"publisher","DOI":"10.1002\/jor.20711"},{"key":"e_1_2_10_10_1","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-198062050-00008"},{"key":"e_1_2_10_11_1","first-page":"398","article-title":"Stairclimbing 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