Incidence Rates of Psoriasis in Children With Inflammatory Bowel Disease and Juvenile Arthritis Treated With Tumor Necrosis Factor Inhibitors and Disease-Modifying Antirheumatic Drugs

1K. Baggett, BS, T.G. Brandon, MPH, Z. Valenzuela, BS, Department of Pediatrics, Division of Rheumatology and Center for Pediatric Clinical Effectiveness at the Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania;

1K. Baggett, BS, T.G. Brandon, MPH, Z. Valenzuela, BS, Department of Pediatrics, Division of Rheumatology and Center for Pediatric Clinical Effectiveness at the Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania;

2R. Xiao, PhD, Department of Biostatistics, Epidemiology and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;

1K. Baggett, BS, T.G. Brandon, MPH, Z. Valenzuela, BS, Department of Pediatrics, Division of Rheumatology and Center for Pediatric Clinical Effectiveness at the Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania;

3L.H. Buckley, MD, MSHP, Department of Pediatrics, Division of Rheumatology, Monroe Carell Jr. Children’s Hospital at Vanderbilt, Nashville, Tennessee;

4P.F. Weiss, MD, MSCE, Department of Pediatrics, Division of Rheumatology and Center for Pediatric Clinical Effectiveness at the Children’s Hospital of Philadelphia, and Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, USA.