University of Wisconsin–Madison Medical College of Wisconsin

Persistent Racial, Ethnic, and County-Level Disparities in Invasive Cervical Cancer Incidence in Wisconsin, 1998–2022

Madelyn Frey, MPH;* Laurie Lapp, MD, MPH;* Lena Swander, MPH; Ran C. Zhang, MD, MPH; Laura Jacques, MD

WMJ. 2026;125(3):383-387. Published August 11, 2026.

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ABSTRACT

Background: Invasive cervical cancer continues to disproportionately affect racially and ethnically minoritized populations and individuals living in rural areas. We analyzed trends in cervical cancer incidence by race, ethnicity, and geography in Wisconsin from 1998 through 2022.

Methods: Cervical cancer incidence rates (per 100 000 individuals with a cervix) were analyzed by race/ethnicity and county using data from the Wisconsin Cancer Reporting System.

Results: Overall incidence declined 28%, from 8.2 to 5.9 cases per 100 000, but declines were not evenly distributed across populations. Compared with non-Hispanic White individuals, non-Hispanic Black individuals had nearly twice the incidence rate throughout the study period. Although Hispanic individuals experienced the largest relative decline (40.8%, 15.7 to 9.3 per 100 000), incidence remained higher among non-Hispanic White individuals. Milwaukee County, Wisconsin’s most socially vulnerable county, had among the highest incidence rates and slowest decline over time (19.8%).

Discussion: Because cervical cancer is largely preventable, the persistence of substantial disparities in Wisconsin highlights structural inequities that warrant urgent attention.


Author affiliations: Madison, Wisconsin (Frey, Lapp, Zhang, Jacques); Wisconsin Department of Health Services, Madison, Wisconsin (Jacques, Swander); Department of Obstetrics and Gynecology, UWSMPH, Madison, Wisconsin (Jacques, Zhang). *Denotes co-first authors.
Corresponding author:
Laura Jacques, MD, 1010 Mound St, Madison, WI 53715; email Laura.jacques@wisc.edu; ORCID ID 0000-0003-2343-8358
Financial disclosures:
Laura Jacques, MD, was supported by the Wisconsin Department of Health Services Reproductive Health Family Planning Title X Project, FPHPA00656. The collection of cancer incidence data used in this study was supported by the Wisconsin Department of Health Services pursuant to Wis. Stat. § 255.04, Cancer Reporting, and the Centers for Disease Control and Prevention’s (CDC) National Program of Cancer Registries under cooperative agreement NU58DP007146.
Acknowledgements:
The ideas and opinions expressed herein are those of the author(s) and do not necessarily reflect the opinions of the State of Wisconsin, Department of Health Services and the CDC or their contractors and subcontractors.
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