
Elizabeth Calhoun, PhD
Associate Professor
Health Policy and Administration
The overall
goal of my research is to eliminate racial/ethnic disparities in cancer.
My research agenda includes several funded projects designed to achieve
this goal. One project, REACH OUT, is part of a Centers for Disease Control
and Prevention-funded research demonstration program, Racial and Ethnic
Approaches to Community Health (REACH 2010). It is a community-led, faith-based
coalition comprised of 17 churches, a network of community health centers,
and investigators from UIC. We collaborate to mobilize low-income women
of color to seek early breast and cervical cancer detection services
through education, outreach, and linkage to free and low-cost cancer
screening services.
The overall aims of this demonstration project
are to improve knowledge about breast and cervical cancer among Africa-American
and Latina women and to improve cancer screening rates among uninsured
and underinsured women. The goals of this program parallel the related
goals of Healthy
People 2010, which describe
the nation’s health objectives for the decade.
Our evaluation efforts are designed to measure the effectiveness of
our programmatic activities in improving knowledge about breast and cervical
cancer and linking women to cancer screening services. To evaluate improvements
in knowledge, we monitor the percentage of correct answers on a breast
and cervical cancer post test and/or pre- and post-test. To evaluate
linkage to cancer screening services, we monitor the number of referrals
made for breast and cervical cancer screening services and the percentage
of women who obtain the services to which they were referred. We also
evaluate the unique contribution of using designated lay health navigators
to help women obtain cancer screening services by comparing the receipt
of services “before” and “after” adopting a lay
navigator.
Another project, the Chicago Cancer Navigation Program, is a patient
navigation intervention for lower-income patients in Chicago who need
follow-up care for positive cancer screening tests of the prostate, colorectum,
breast and cervix. Funded by the National Cancer Institute, this program
targets veterans who receive follow-up care through the Jesse Brown VA
Medical Center and affiliated Lakeside Community Based Outpatient Clinic
(VA) health system (for prostate and colorectal cancer) and patients
who receive care at Access Community Health Network (ACCESS). The complex
systems of care and current rates of failure to follow-up abnormal findings
provide a rationale for patient navigational support systems to improve
follow-up of abnormal screening tests.
The project aims are: (1) to increase the proportion of patients with
diagnostic evaluations among the navigator intervention sites as compared
to both previous performance and the usual care control sites; (2) to
improve mean time to a diagnostic resolution between abnormal screening
and definitive follow-up for the intervention sites as compared to both
previous performance and to the usual care control sites for patients
who do get follow-up diagnostic evaluations; (3) to shorten the time
to initiation of treatment following confirmatory diagnostic evaluation
between the intervention and control sites; (4) to evaluate the cost-effectiveness
of the navigation intervention; (5) to identify psychosocial and demographic
factors associated with navigation non-compliance; and (6) to assess
patient satisfaction with the navigation experience.
Funding sources
include the Centers for Disease Control and Prevention and the National
Cancer Institute.
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