{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T10:31:11Z","timestamp":1777890671722,"version":"3.51.4"},"reference-count":0,"publisher":"SAGE Publications","issue":"4","license":[{"start":{"date-parts":[[2011,1,1]],"date-time":"2011-01-01T00:00:00Z","timestamp":1293840000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["WORK: A Journal of Prevention, Assessment &amp; Rehabilitation"],"published-print":{"date-parts":[[2011,8]]},"abstract":"<jats:p>Background: Extensive keyboarding has been associated as a risk\n\t\t\t factor for repetitive strain injuries. Modifying the slope angle may decrease\n\t\t\t the negative cumulative effects of this activity.<\/jats:p>\n                  <jats:p>Objective: This study\n\t\t\t investigated the kinematic effect of four keyboard modifications on wrist\n\t\t\t extension during keyboarding.<\/jats:p>\n                  <jats:p>Participants: 32 female college students\n\t\t\t between the age of 21 and 25, mean age of 22.4 years.<\/jats:p>\n                  <jats:p>Method: A Greenleaf\n\t\t\t Biomechanical Analyzer was utilized to determine the wrist extension angles\n\t\t\t across four keyboard modifications.<\/jats:p>\n                  <jats:p>Results: A one way ANOVA with\n\t\t\t repeated measures revealed significant differences between all 4 test\n\t\t\t conditions for both right and left wrist extension, Wilks Lambda 0.249 F (3,29)\n\t\t\t 29.1, p=0.000 n = 0.75 for left wrist and Wilks Lambda 0.158 F (3,29)\n\t\t\t 51.6, p=0.000 n = 0.84 for the right wrist.<\/jats:p>\n                  <jats:p>Conclusion: The study suggests that simple modifications to a standard computer keyboard can\n\t\t\t significantly vary wrist angles during keyboarding. These findings could\n\t\t\t possibly improve worksite modification guidelines and prevent repetitive strain\n\t\t\t injuries among keyboarders.<\/jats:p>","DOI":"10.3233\/wor-2011-1193","type":"journal-article","created":{"date-parts":[[2019,12,2]],"date-time":"2019-12-02T21:56:24Z","timestamp":1575323784000},"page":"441-444","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":1,"title":["The effects of user friendly keyboard slope modifications on wrist\t\t\t postures when keyboarding"],"prefix":"10.1177","volume":"39","author":[{"given":"Marc S.","family":"Willey","sequence":"first","affiliation":[{"name":"Department of Occupational Therapy, University of\r\t\t\t Central Arkansas, 201 Donaghey Avenue, Conway, AR 72035, USA. Tel.: +1 501 450\r\t\t\t 5569; Fax: +1 501 450 3622; E-mail: marcw@uca.edu"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[2011,1]]},"container-title":["WORK: A Journal of Prevention, Assessment &amp; Rehabilitation"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.3233\/WOR-2011-1193","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.3233\/WOR-2011-1193","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T05:43:15Z","timestamp":1777614195000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.3233\/WOR-2011-1193"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,1]]},"references-count":0,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2011,8]]}},"alternative-id":["10.3233\/WOR-2011-1193"],"URL":"https:\/\/doi.org\/10.3233\/wor-2011-1193","relation":{},"ISSN":["1051-9815","1875-9270"],"issn-type":[{"value":"1051-9815","type":"print"},{"value":"1875-9270","type":"electronic"}],"subject":[],"published":{"date-parts":[[2011,1]]}}}