Editorials and ReviewsMonitoring Obstetric Anesthesia Safety Across Hospitals Through Multilevel ModelingGuglielminotti, J.; Li, G.Author Information Department of Anesthesiology, Columbia University College of Physicians and Surgeons, New York, NY Obstetric Anesthesia Digest: June 2016 - Volume 36 - Issue 2 - p 68-69 doi: 10.1097/01.aoa.0000482600.49371.4e Buy Metrics Abstract (Anesthesiology. 2015;122(6):1268–1279) In 2001, the Agency for Healthcare Research and Quality released a list of 27 patient safety indicators. The number 1 indicator was the rate of complications of anesthesia. To ensure that this indicator remains relevant and reliable across hospitals, logistic models are used for risk adjustment that take into account patient characteristics and the types of procedures. Copyright © 2016 Wolters Kluwer Health, Inc. All rights reserved.