Incidence density and hazard ratios for occurrence of acute pancreatitis in the two different groups.

<p>CI: confidence interval; HR: hazard ratio. Adjusted for age, sex, alcoholism, viral hepatitis, hyperlipidemia, gallbladder stones, and 10 types of anti-RA drugs (DMARDs, TNF-blockers, corticosteroids).</p><p>^a Incidence density per 100,000 person-years</p><p>*p<0.05</p><p>***p<0.001</p><p>Incidence density and hazard ratios for occurrence of acute pancreatitis in the two different groups.