Outcomes research in childhood autoimmune diseases.

This article provides an introduction to key aspects of outcomes research in pediatric rheumatology, focusing on arthritis. Patient-centered outcomes research addresses questions of interest to multiple stakeholders in order to guide the best health care decisions suited to a particular patient's circumstances and preferences. Discussion includes the importance of maintaining high-quality longitudinal patient registries and use of valid clinical and patient-reported outcome measures. Rapid, reliable translation of research on best practices into clinical care, as facilitated by quality improvement learning networks, leads to timely and meaningful improvement in patient outcomes.