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</ul> </div> </div> </div> </header> <div class="top-bar"> <div class="container"> <header class="page-header"> <h1 class="page-title">RA</h1> </header><!-- .page-header --> <div class="breadcrumb-wrapper"> <div id="crumbs" itemscope itemtype="http://schema.org/BreadcrumbList"> <span itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"> <a itemprop="item" href="https://ddblog.labcorp.com"><span itemprop="name">Home</span></a> <meta itemprop="position" content="1" /> <span class="separator">/</span> </span><span class="current" itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"><a itemprop="item" href="https://ddblog.labcorp.com/tag/ra/"><span itemprop="name">RA</span></a><meta itemprop="position" content="2" /></span></div></div><!-- .breadcrumb-wrapper --> </div> </div> <div class="container main-content"> <div id="content" class="site-content"> <div class="row"> <div id="primary" class="content-area"> <main id="main" class="site-main"> <div class="row"> <article id="post-3191" class="post-3191 post type-post status-publish format-standard has-post-thumbnail hentry category-autoimmune-inflammatory category-clinical-development category-drug-development category-phase-iib-iii tag-patient-recruitment tag-ra tag-rheumatoid-arthritis latest_post" itemscope itemtype="https://schema.org/Blog"> <a href="https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/" class="post-thumbnail"><img width="450" height="271" src="https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map.jpg" class="attachment-blossom-feminine-cat size-blossom-feminine-cat wp-post-image" alt="RA Map" srcset="https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map.jpg 529w, https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map-300x180.jpg 300w, https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map-500x300.jpg 500w" sizes="(max-width: 450px) 100vw, 450px" data-attachment-id="3192" data-permalink="https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/ra-map/" data-orig-file="https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map.jpg" data-orig-size="529,318" data-comments-opened="0" data-image-meta="{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0"}" data-image-title="RA Map" data-image-description="<p>RA Patient Map</p> " data-medium-file="https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map-300x180.jpg" data-large-file="https://ddblog.labcorp.com/wp-content/uploads/2017/06/RA-Map.jpg" /></a> <div class="text-holder"> <header class="entry-header"> <div class="top"> <div class="share"> <i class="fa fa-share-alt"></i>Share <div class="social-networks"> <ul> <li><a href="https://www.linkedin.com/shareArticle?mini=true&url=https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/&title=An%20Analytical%20Approach%20to%20Enhance%20Recruitment%20of%20Rheumatoid%20Arthritis%20Patients" rel="nofollow" target="_blank"><i class="fa fa-linkedin" aria-hidden="true"></i></a></li><li><a href="https://twitter.com/home?status=An%20Analytical%20Approach%20to%20Enhance%20Recruitment%20of%20Rheumatoid%20Arthritis%20Patients https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/" rel="nofollow" target="_blank"><i class="fa fa-twitter" aria-hidden="true"></i></a></li><li><a href="https://www.facebook.com/sharer/sharer.php?u=https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/" rel="nofollow" target="_blank"><i class="fa fa-facebook" aria-hidden="true"></i></a></li><li><a href="/cdn-cgi/l/email-protection#39066a4c5b535c5a4d0478571c0b0978575855404d505a58551c0b097849494b56585a511c0b094d561c0b097c575158575a5c1c0b096b5c5a4b4c504d545c574d1c0b09565f1c0b096b515c4c54584d56505d1c0b09784b4d514b504d504a1c0b0969584d505c574d4a1f1a090a01027b565d4004514d4d494a0316165d5d5b55565e1755585b5a564b49175a5654160b09080e16090f164b5c5a4b4c504d545c574d14565f144b515c4c54584d56505d14584b4d514b504d504a1449584d505c574d4a16" rel="nofollow" target="_blank"><i class="fa fa-envelope" aria-hidden="true"></i></a></li> </ul> </div> </div> </div><h2 class="entry-title" itemprop="headline"><a href="https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/" rel="bookmark">An Analytical Approach to Enhance Recruitment of Rheumatoid Arthritis Patients</a></h2><div class="entry-meta"><span class="byline" itemprop="author" itemscope itemtype="https://schema.org/Person"> by <span class="author vcard" itemprop="name"><a class="url fn n" href="https://ddblog.labcorp.com/author/covance/">Labcorp Drug Development</a></span></span><span class="posted-on"><span class="text-on">updated on </span><a href="https://ddblog.labcorp.com/2017/06/recruitment-of-rheumatoid-arthritis-patients/" rel="bookmark"><time class="entry-date published updated" datetime="2021-05-19T13:57:18-04:00" itemprop="dateModified">Wednesday, May 19, 2021</time><time class="updated" datetime="2017-06-13T09:05:53-04:00" itemprop="datePublished">Tuesday, June 13, 2017</time></a></span></div><!-- .entry-meta --> </header><!-- .entry-header home--> <div class="entry-content" itemprop="text"> <p>No single blood test or physical finding alone can confirm the diagnosis of rheumatoid arthritis (RA). However, two tests that detect markers of inflammation are often ordered when RA is suspected: erythrocyte sedimentation rate (ESR) and C-reactive protein (CRP). Other common tests include rheumatoid factor and anti-CCP antibodies. 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