{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,3]],"date-time":"2025-08-03T04:20:58Z","timestamp":1754194858667,"version":"3.37.3"},"reference-count":40,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2018,1,18]],"date-time":"2018-01-18T00:00:00Z","timestamp":1516233600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Int J of Rheum Dis"],"published-print":{"date-parts":[[2018,5]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>Inflammatory back pain (<jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content>) is the earliest symptom of axial and other forms of spondyloarthritis (SpA). However, there are no published data on prevalence of <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> among patients suffering from chronic low back pain (<jats:styled-content style=\"fixed-case\">CLBP<\/jats:styled-content>) in Bangladesh. In this study, we estimated the prevalence of <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> and the subtypes of SpA in a tertiary hospital in Bangladesh.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>This 1 year cross\u2010sectional study was conducted among 240 <jats:styled-content style=\"fixed-case\">CLBP<\/jats:styled-content> patients in a rheumatology outpatient clinic. Assessment of Spondyloarthritis International Society classification criteria of <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> and predefined recognized classification criteria were followed to define different subtypes of SpA. Means and standard deviations were reported for continuous variables. Descriptive and bi\u2010variate analyses were accordingly performed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Of 240 <jats:styled-content style=\"fixed-case\">CLBP<\/jats:styled-content> patients, 60 (25%) had <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> and 180 (75%) had mechanical back pain (<jats:styled-content style=\"fixed-case\">MBP<\/jats:styled-content>). Among the 60 <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> patients, 52 (86.6%) had predominantly axial SpA (axSpA) and eight (13.4%) had predominantly peripheral spondyloarthritis. In the axSpA group, 49 (94.2%) had radiographic axSpA (rd\u2010axSpA) also known as <jats:styled-content style=\"fixed-case\">AS<\/jats:styled-content> and three (5.8%) had non\u2010radiographic axSpA (nr\u2010axspA). AxSpA patients could be divided into eight (15.35%) with psoriasis, two (3.8%) with reactive arthritis and one patient (1.9%) had arthritis associated with inflammatory bowel disease. Fifty (83.3%) <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> and 73 (40.6%) <jats:styled-content style=\"fixed-case\">MBP<\/jats:styled-content> patients had age at onset of back pain &lt; 40 years. Forty\u2010two (70%) of the <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> and 100 (55.6%) of the <jats:styled-content style=\"fixed-case\">MBP<\/jats:styled-content> patients had normal body mass index. All these differences were statistically significant (<jats:italic>P<\/jats:italic> \u2264 0.0001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Inflammatory back pain is common among patients presenting with <jats:styled-content style=\"fixed-case\">CLBP<\/jats:styled-content>. The commonest cause of <jats:styled-content style=\"fixed-case\">IBP<\/jats:styled-content> is <jats:styled-content style=\"fixed-case\">AS<\/jats:styled-content>, followed by PsA and nr\u2010axSpA.<\/jats:p><\/jats:sec>","DOI":"10.1111\/1756-185x.13263","type":"journal-article","created":{"date-parts":[[2018,1,19]],"date-time":"2018-01-19T03:56:53Z","timestamp":1516334213000},"page":"937-942","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Inflammatory back pain and associated disease conditions among patients with chronic low back pain in Bangladesh"],"prefix":"10.1111","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7403-6845","authenticated-orcid":false,"given":"Sabrina","family":"Yesmin","sequence":"first","affiliation":[{"name":"Dr. Sirajul Islam Medical College Dhaka Bangladesh"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Syed Jamil","family":"Abdal","sequence":"additional","affiliation":[{"name":"Green Life Center for Rheumatic Care &amp; Research Dhaka Bangladesh"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aminur","family":"Rahman","sequence":"additional","affiliation":[{"name":"International Center for Diarrheal Disease Research Bangladesh"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Md. Nazrul","family":"Islam","sequence":"additional","affiliation":[{"name":"Bangabandhu Sheikh Mujib Medical University Dhaka Bangladesh"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alamgir Mustak","family":"Ahammad","sequence":"additional","affiliation":[{"name":"District Hospital Sherpur Bangladesh"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shamim","family":"Ahmed","sequence":"additional","affiliation":[{"name":"Bangabandhu Sheikh Mujib Medical University Dhaka Bangladesh"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Md. 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