1 Department of Obstetrics and Gynecology, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan.
2 California Pacific Medical Center Research Institute, San Francisco, CA, USA.
3 Palo Alto Medical Foundation Research Institute, 795 El Camino Real, Palo Alto, CA 94301, USA.
4 Gynecologic Cancer Center of Excellence, Gynecologic Surgery and Obstetrics, Uniformed Services University of the Health Sciences, Walter Reed National Military Medical Center, Bethesda, MD, USA.
5 Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA, USA.
6 Division of Gynecologic Oncology, California Pacific / Palo Alto / Sutter Health Research Institute, San Francisco, CA, USA.
•The incidence of uterine carcinosarcoma increased over the past 17 years.•Black women in the South ages 70-74 had the highest incidence.•Uterine carcinosarcoma increased annually by 2.6% in Hispanic women.