{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,10]],"date-time":"2026-06-10T18:31:44Z","timestamp":1781116304713,"version":"3.54.1"},"reference-count":26,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2014,2,25]],"date-time":"2014-02-25T00:00:00Z","timestamp":1393286400000},"content-version":"vor","delay-in-days":24,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Orthopaedic Surgery"],"published-print":{"date-parts":[[2014,2]]},"abstract":"<jats:sec><jats:title>Objective<\/jats:title><jats:p>To evaluate whether preoperative range of motion is a key determinant of postoperative range of motion in <jats:styled-content style=\"fixed-case\">A<\/jats:styled-content>sian patients undergoing conventional total knee arthroplasty.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A retrospective review of 302 patients who underwent primary total knee arthroplasty performed by a single surgeon was conducted. Patients who had a fixed flexion deformity of \u226515\u00b0 were excluded. Postoperative range of motion (ROM) was measured prospectively. Patients were stratified into two groups: preoperative ROM &lt; 110\u00b0 and preoperative ROM \u2265 110\u00b0. Postoperative ROM and mean change in ROM at 6 months and 2 years of follow\u2010up were then compared using Student's <jats:italic>t\u2010<\/jats:italic>test.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Group of ROM &lt; 110\u00b0 had a poorer postoperative range of motion at both 6\u2010months and 2\u2010years of follow\u2010up than Group of ROM \u2265 110\u00b0 (<jats:italic>P<\/jats:italic> &lt; 0.001). Postoperatively, Group of ROM &lt; 110\u00b0 had gained range of motion whereas Group of ROM \u2265 110\u00b0 had lost range of motion (<jats:italic>P<\/jats:italic> &lt; 0.001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Similar to the Western population, preoperative range of motion is a key determinant of postoperative range of motion in Asian patients. This should be taken into consideration by surgeons during preoperative planning and in managing patients\u2019 expectations.<\/jats:p><\/jats:sec>","DOI":"10.1111\/os.12088","type":"journal-article","created":{"date-parts":[[2014,2,26]],"date-time":"2014-02-26T04:22:48Z","timestamp":1393388568000},"page":"33-37","source":"Crossref","is-referenced-by-count":9,"title":["Total Knee Arthroplasty in <scp>A<\/scp>sian Subjects: Preoperative Range of Motion Determines Postoperative Range of Motion?"],"prefix":"10.1111","volume":"6","author":[{"given":"Hamid Rahmatullah","family":"Bin Abd Razak","sequence":"first","affiliation":[{"name":"Department of Orthopaedic Surgery Singapore General Hospital  Singapore"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xinyun Audrey","family":"Han","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery Singapore General Hospital  Singapore"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hwei Chi","family":"Chong","sequence":"additional","affiliation":[{"name":"Department of Physiotherapy Singapore General Hospital  Singapore"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hwee Chye Andrew","family":"Tan","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery Singapore General Hospital  Singapore"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2014,2,25]]},"reference":[{"key":"e_1_2_5_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1756-185X.2011.01608.x"},{"key":"e_1_2_5_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/0049-0172(90)90046-I"},{"key":"e_1_2_5_4_1","doi-asserted-by":"publisher","DOI":"10.1093\/rheumatology\/kem308"},{"key":"e_1_2_5_5_1","doi-asserted-by":"publisher","DOI":"10.1054\/arth.2001.23922"},{"key":"e_1_2_5_6_1","doi-asserted-by":"publisher","DOI":"10.1186\/1741-7015-11-37"},{"key":"e_1_2_5_7_1","doi-asserted-by":"publisher","DOI":"10.1093\/rheumatology\/kes075"},{"key":"e_1_2_5_8_1","doi-asserted-by":"publisher","DOI":"10.1093\/intqhc\/mzm059"},{"key":"e_1_2_5_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jbspin.2010.11.013"},{"key":"e_1_2_5_10_1","doi-asserted-by":"publisher","DOI":"10.1055\/s-0030-1247767"},{"key":"e_1_2_5_11_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00167-013-2378-2"},{"key":"e_1_2_5_12_1","first-page":"417","article-title":"Factors influencing range of motion after total knee arthroplasty","volume":"14","author":"Farahini H","year":"2012","journal-title":"Iran Red Crescent Med J"},{"key":"e_1_2_5_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.arth.2011.09.024"},{"key":"e_1_2_5_14_1","doi-asserted-by":"publisher","DOI":"10.1097\/00003086-198911000-00004"},{"key":"e_1_2_5_15_1","doi-asserted-by":"publisher","DOI":"10.1097\/00005650-199206000-00002"},{"key":"e_1_2_5_16_1","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.80B1.0800063"},{"key":"e_1_2_5_17_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0883-5403(98)90025-0"},{"key":"e_1_2_5_18_1","doi-asserted-by":"publisher","DOI":"10.1055\/s-0030-1248221"},{"key":"e_1_2_5_19_1","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-200307000-00014"},{"key":"e_1_2_5_20_1","doi-asserted-by":"publisher","DOI":"10.1054\/arth.2002.32688"},{"key":"e_1_2_5_21_1","doi-asserted-by":"crossref","first-page":"811","DOI":"10.3928\/01477447-20090922-13","article-title":"Range of flexion after primary TKA: the effect of soft tissue release and implant design","volume":"32","author":"Ahmed I","year":"2009","journal-title":"Orthopedics"},{"key":"e_1_2_5_22_1","doi-asserted-by":"publisher","DOI":"10.1080\/08941930903214768"},{"key":"e_1_2_5_23_1","doi-asserted-by":"crossref","first-page":"204","DOI":"10.1097\/00003086-199202000-00030","article-title":"Preoperative flexion. Does it influence postoperative flexion after posterior\u2010cruciate\u2010retaining total knee arthroplasty?","volume":"275","author":"Parsley BS","year":"1992","journal-title":"Clin Orthop Relat Res"},{"key":"e_1_2_5_24_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00590-012-1053-5"},{"key":"e_1_2_5_25_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.knee.2012.07.010"},{"key":"e_1_2_5_26_1","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.92B9.24394"},{"key":"e_1_2_5_27_1","article-title":"Range of motion after total knee arthroplasty: the effect of a preoperative home exercise program","author":"Matassi F","year":"2012","journal-title":"Knee Surg Sports Traumatol Arthrosc"}],"container-title":["Orthopaedic Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1111%2Fos.12088","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/os.12088","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,10,2]],"date-time":"2023-10-02T13:12:15Z","timestamp":1696252335000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/os.12088"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2014,2]]},"references-count":26,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2014,2]]}},"alternative-id":["10.1111\/os.12088"],"URL":"https:\/\/doi.org\/10.1111\/os.12088","archive":["Portico"],"relation":{},"ISSN":["1757-7853","1757-7861"],"issn-type":[{"value":"1757-7853","type":"print"},{"value":"1757-7861","type":"electronic"}],"subject":[],"published":{"date-parts":[[2014,2]]}}}