To perform a population-based analysis comparing the performance of the 1988 and 2009 International Federation of Gynecology and Obstetrics (FIGO) staging systems.
Division of Gynecologic Oncology, Department of Obstetrics and Gynecology, Columbia University College of Physicians and Surgeons, the Herbert Irving Comprehensive Cancer Center, New York, New York, USA. jw2459@columbia.edu