Related Experiment Videos
Pap screening in a U.S. health plan
Ralph P Insinga1, Andrew G Glass, Brenda B Rush
1Department of Population Health Sciences, University of Wisconsin-Madison, Madison, WI, USA. ralph_insinga@merck.com
Summary
This study reveals that cervical cancer screening (Pap smear) utilization is lower than previously reported, with many women receiving annual screenings despite recommendations for less frequent testing. Age influences screening frequency, with older women screened less often.
Area of Science:
- Public Health
- Gynecologic Oncology
- Preventive Medicine
Background:
- Cervical cancer screening is recommended starting with sexual activity until age 65, with Pap smears typically advised every 3 years.
- Previous utilization and frequency studies relied on self-reporting, which is less reliable than administrative data.
- Understanding actual screening patterns is crucial for optimizing public health guidelines.
Purpose of the Study:
- To estimate the age-specific rate and frequency of Pap screening using administrative data.
- To analyze cervical and vaginal Pap screening patterns in a large U.S. health plan.
- To compare administrative data findings with previous self-report-based studies.
Main Methods:
- Analysis of administrative data from 150,052 female enrollees in a U.S. health plan (1998-2002).
- Estimation of age-specific Pap screening rates and proportions of women screened at various intervals.
- Focus on cervical and vaginal Pap smears.
Main Results:
- Overall Pap smear utilization in 1998 was 31.2%, highest in the 25-29 age group (62.4%).
- Among routinely screened women, 36% received annual screening, 22% biennial, 13% triennial, and 29% less frequent.
- Screening frequency decreased with increasing age; annual screening was more common than recommended, and sporadic screening was prevalent.
Conclusions:
- Administrative data provide more reliable estimates of Pap screening frequency and utilization than self-reports.
- Actual Pap screening utilization is lower than suggested by self-reported data, with significant deviations from recommended intervals.
- Opportunities exist to improve screening adherence and align practices with evidence-based guidelines, even in well-served populations.