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SII was considerably higher in RA and AS patients compared with controls but not in SLE patients. On the other hand, NLR rose dramatically in SLE patients compared with controls (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      \u2009=\u2009.043), but did not change much in RA and AS patients (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      \u2009&gt;\u2009.05). RDW and MPV showed significant changes (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      \u2009&lt;\u2009.001) in the three studied diseases (RA, SLE, and AS) according to disease activity. They significantly increased across worsening activity scores. Only in the SLE group, PLR was significantly increased with disease activity (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      \u2009&lt;\u2009.001), while LMR showed a significant decrease (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      \u2009=\u2009.016).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>Clinicians must pay close attention to complete blood count (CBC) analysis and its various derived ratios to better characterize the activity of rheumatological disorders and anticipate the disease course and prognosis.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/11795441221089182","type":"journal-article","created":{"date-parts":[[2022,4,23]],"date-time":"2022-04-23T01:40:56Z","timestamp":1650678056000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":56,"title":["Can Complete Blood Count Picture Tell Us More About the Activity of Rheumatological Diseases?"],"prefix":"10.1177","volume":"15","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8224-8701","authenticated-orcid":false,"given":"Sara I","family":"Taha","sequence":"first","affiliation":[{"name":"Department of Clinical Pathology\/Immunology, Faculty of Medicine, Ain Shams University, Cairo, Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sara F","family":"Samaan","sequence":"additional","affiliation":[{"name":"Department of Internal Medicine\/ Rheumatology, Faculty of Medicine, Ain Shams University, Cairo, Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rehab Ali","family":"Ibrahim","sequence":"additional","affiliation":[{"name":"Department of Physical Medicine\/Rheumatology and Rehabilitation, Faculty of Medicine, Ain-Shams University, Cairo, Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3494-9372","authenticated-orcid":false,"given":"Nouran M","family":"Moustafa","sequence":"additional","affiliation":[{"name":"Basic Medical Science Department, College of Medicine, Dar Al Uloom University, Riyadh, Saudi Arabia"},{"name":"Medical Microbiology and Immunology Department, Faculty of Medicine, Ain Shams University, Cairo, Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eman M","family":"El-Sehsah","sequence":"additional","affiliation":[{"name":"Department of Medical Microbiology and Immunology, Mansoura Faculty of Medicine, Mansoura, Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mariam K","family":"Youssef","sequence":"additional","affiliation":[{"name":"Department of Clinical Pathology\/Hematology, Faculty of Medicine, Ain Shams University, Cairo, Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2022,4,22]]},"reference":[{"key":"e_1_3_2_2_2","first-page":"S127","article-title":"Mortality in rheumatoid arthritis and ankylosing spondylitis","volume":"27","author":"Zochling J","year":"2009","unstructured":"Zochling J, Braun J. 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