{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,28]],"date-time":"2026-10-28T19:38:25Z","timestamp":1793216305461,"version":"4.5.0"},"reference-count":21,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2013,11,22]],"date-time":"2013-11-22T00:00:00Z","timestamp":1385078400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100000855","name":"University Of Birmingham","doi-asserted-by":"publisher","award":["Onnesley"],"award-info":[{"award-number":["Onnesley"]}],"id":[{"id":"10.13039\/501100000855","id-type":"DOI","asserted-by":"publisher"}]},{"name":"British Medical & Dental Students' Trust"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Int J of Rheum Dis"],"published-print":{"date-parts":[[2016,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>We aimed to assess the prevalence of vitamin D deficiency and its association with rheumatoid arthritis (<jats:styled-content style=\"fixed-case\">RA<\/jats:styled-content>) disease activity in a<jats:styled-content style=\"fixed-case\">UAE<\/jats:styled-content>population.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Forty\u2010five consecutive subjects were prospectively recruited during the early summer with their clinical examination and Health Assessment Questionnaire (<jats:styled-content style=\"fixed-case\">HAQ<\/jats:styled-content>) being recorded at a clinic appointment, along with their blood sample being taken for the 25\u2010hydroxyvitamin D (25(<jats:styled-content style=\"fixed-case\">OH<\/jats:styled-content>)D) total test.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Thirty\u2010five (76%) patients claimed to be exposed to sunlight for &lt;\u00a030\u00a0min daily. The prevalence of vitamin D insufficiency (20\u201330\u00a0ng\/mL) and deficiency (&lt;\u00a020\u00a0ng\/mL) was 36% and 29%, respectively. RA patients who exposed their hands and feet (29\u00a0ng\/mL) or more (34\u00a0ng\/mL) to the sunlight had serum vitamin D levels higher than those who exposed their hands alone (18\u00a0ng\/mL) or less (19\u00a0ng\/mL) (<jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.05). The variations in vitamin D levels due to skin color did not reach significance. No significant correlation was seen between serum vitamin D levels and Disease Activity Score (DAS28) or HAQ scores. A direct relationship was observed between HAQ scores and DAS28 scores (<jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>We highlight the importance of skin exposure to sunlight in a conservative dressing culture. No association was observed between vitamin D and disease activity. However, the high prevalence of vitamin D deficiency may negatively impact on bone health of these patients in the future.<\/jats:p><\/jats:sec>","DOI":"10.1111\/1756-185x.12209","type":"journal-article","created":{"date-parts":[[2013,11,22]],"date-time":"2013-11-22T08:10:57Z","timestamp":1385107857000},"page":"348-354","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Rheumatoid arthritis disease activity and vitamin D deficiency in an<scp>A<\/scp>sian resident population"],"prefix":"10.1111","volume":"19","author":[{"given":"Mohammed K.","family":"Quraishi","sequence":"first","affiliation":[{"name":"Department of Renal Medicine Heart of England NHS Foundation Trust Birmingham UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Humeira","family":"Badsha","sequence":"additional","affiliation":[{"name":"Department of Rheumatology Dr. Humeira Badsha Medical Center Dubai UAE"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2013,11,22]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1093\/ajcn\/80.6.1678S"},{"key":"e_1_2_8_3_1","first-page":"596","article-title":"1,25\u2010DihyrdoxyVitamin D3 receptors in lymphocytes from patients with rheumatoid arthritis","volume":"108","author":"Manolagas SC","year":"1986","journal-title":"J Lab Clin Med"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/0303-7207(85)90074-7"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/art.11434"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.3899\/jrheum.100516"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.1186\/ar3195"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1002\/art.22722"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.3899\/jrheum.090705"},{"key":"e_1_2_8_10_1","doi-asserted-by":"publisher","DOI":"10.1001\/archinternmed.2008.604"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1007\/s001980170021"},{"key":"e_1_2_8_12_1","doi-asserted-by":"publisher","DOI":"10.1017\/S136898000999320X"},{"key":"e_1_2_8_13_1","unstructured":"1.7 Labour Market In The UAE. (2012)RAK Free Trade Zone.[cited 2013] Available online athttp:\/\/www.rakftz.com(accessed 5 March 2013)."},{"key":"e_1_2_8_14_1","doi-asserted-by":"publisher","DOI":"10.1093\/ajcn\/85.6.1565"},{"key":"e_1_2_8_15_1","doi-asserted-by":"publisher","DOI":"10.4161\/derm.3.4.16881"},{"key":"e_1_2_8_16_1","doi-asserted-by":"crossref","first-page":"R7","DOI":"10.1186\/ar2591","article-title":"Women, men, and rheumatoid arthritis: analyses of disease activity, disease characteristics, and treatments in the QUESTRA study","volume":"11","author":"Sokka T","year":"2009","journal-title":"Arthritis Res Ther"},{"key":"e_1_2_8_17_1","doi-asserted-by":"publisher","DOI":"10.1067\/mpd.2003.63"},{"key":"e_1_2_8_18_1","doi-asserted-by":"crossref","first-page":"350","DOI":"10.1093\/ajcn\/84.2.350","article-title":"High prevalence of Vitamin D deficiency in pregnant non\u2010Western women in The Hague, Netherlands","volume":"84","author":"Meer IM","year":"2006","journal-title":"Am J Clin Nutr"},{"key":"e_1_2_8_19_1","doi-asserted-by":"publisher","DOI":"10.1093\/ajcn\/81.5.1060"},{"key":"e_1_2_8_20_1","doi-asserted-by":"publisher","DOI":"10.1093\/ajcn\/84.1.18"},{"key":"e_1_2_8_21_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0006477"},{"key":"e_1_2_8_22_1","first-page":"702","article-title":"Circannual vitamin D serum levels and disease activity in rheumatoid arthritis: Northern versus Southern Europe","volume":"24","author":"Cutolo M","year":"2006","journal-title":"Clin Exp Rheumatol"}],"container-title":["International Journal of Rheumatic Diseases"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1111%2F1756-185X.12209","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/1756-185X.12209","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,4,30]],"date-time":"2025-04-30T22:49:38Z","timestamp":1746053378000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/1756-185X.12209"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013,11,22]]},"references-count":21,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2016,4]]}},"alternative-id":["10.1111\/1756-185X.12209"],"URL":"https:\/\/doi.org\/10.1111\/1756-185x.12209","archive":["Portico"],"relation":{},"ISSN":["1756-1841","1756-185X"],"issn-type":[{"value":"1756-1841","type":"print"},{"value":"1756-185X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2013,11,22]]},"assertion":[{"value":"2013-11-22","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}