Validation of a Prediction Rule for the Diagnosis of Rheumatoid Arthritis in Patients with Recent Onset Undifferentiated Arthritis

<div class="floats-full-page floats-full-page-other"><h2>Table 2</h2><div class="floats-full-page-caption">Diagnosis fulfilled by patients with early arthritis after followup.</div><div class="floats-full-page-content"><table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr /></td></tr><tr class="thead"><td align="left">Diagnosis</td><td align="center">Number of patients</td><td align="center">%</td></tr><tr><td class="thead-hr" colspan="3"><hr /></td></tr><tr><td align="left">Rheumatoid arthritis</td><td align="center">37</td><td align="center">40.7</td></tr><tr><td align="left">Undifferentiated arthritis</td><td align="center">28</td><td align="center">30.8</td></tr><tr><td align="left">Polymyalgia rheumatica</td><td align="center">4</td><td align="center">4.40</td></tr><tr><td align="left">Psoriatic arthritis</td><td align="center">4</td><td align="center">4.40</td></tr><tr><td align="left">Osteoarthritis</td><td align="center">3</td><td align="center">5.26</td></tr><tr><td align="left">Sjogren’s Syndrome</td><td align="center">2</td><td align="center">2.20</td></tr><tr><td align="left">Sarcoidosis</td><td align="center">1</td><td align="center">1.10</td></tr><tr><td align="left">Other </td><td align="center">12</td><td align="center">13.18</td></tr><tr><td align="left" colspan="3"><hr /></td></tr><tr><td align="left">Total</td><td align="center">91</td><td align="center">100</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr" /></td></tr></table></td></tr></table></div></div>

Table 2 | Validation of a Prediction Rule for the Diagnosis of Rheumatoid Arthritis in Patients with Recent Onset Undifferentiated Arthritis

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Table 2: Validation of a Prediction Rule for the Diagnosis of Rheumatoid Arthritis in Patients with Recent Onset Undifferentiated Arthritis

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Table 2

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<p><em>International Journal of Rheumatology</em>&nbsp;publishes original research articles, review articles, and clinical studies on paediatric and adult rheumatological and musculoskeletal conditions, including topics such as basic research, therapy, surgery, and imaging.</p>


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