CHICAGO (S&P Global Ratings) May 27, 2016--S&P Global Ratings revised the outlook to positive from stable and affirmed its 'A+' long-term rating and underlying rating (SPUR) on the Illinois Finance Authority's series 2008A and 2008B fixed-rate bonds, issued for Ann&Robert H. Lurie Children's Hospital of Chicago (Lurie Children's, formerly Children's Memorial Hospital). Assured Guaranty Ltd. insures the series 2008A bonds. Children's Hospital of Chicago Medical Center is the parent organization for the overall system. "The outlook revision reflects our view of Lurie Children's continued strengthening financial profile and improving business position," said S&P Global Ratings credit analyst Suzie Desai. RELATED CRITERIA AND RESEARCH Related Criteria USPF Criteria: U.S. Not-For-Profit Acute-Care Stand-Alone Hospitals, Dec. 15, 2014 USPF Criteria: Assigning