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Cervical Cancer-Free America Initiative Overview Changing the Dialogue about Cervical Cancer Prevention. Jennifer S. Smith University of North Carolina JenniferS@unc.edu. Carolina Framework for Action against Cervical Cancer.
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Cervical Cancer-Free America Initiative Overview Changing the Dialogue about Cervical Cancer Prevention Jennifer S. Smith University of North Carolina JenniferS@unc.edu
Carolina Framework for Action against Cervical Cancer There are four key challenges to eradication of cervical cancer that a comprehensive public health strategy can address: • HPV infection • Lack of screening • Screening errors • Not receiving follow-up care for abnormal Pap smear results Brewer and Smith
HPV virus-like particles (VLPs): Basis of HPV vaccination • For Prevention of Cervical Cancer: • Persistent HPV 16/18 infections • HPV 16/18 abnormal pap smear
HPV Types by Cervical Status: Potential Impact of 16/18 Vaccine HPV Type Specific Prevalence in All Cases ~70% ~50% ~14-25% ICC data: Smith et al. Int Journal of Cancer, 2007, 121 (3), 621-32. HSIL data: Smith et al. Int Journal of Cancer, 2007, 121 (3), 621-32. LSIL data: Clifford et al. Cancer Epidemiol Biomarkers. 2005;14:1157-1164
35 Frequency Papillomavirus Infection (all types) 30 25 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Optimal to Vaccinate Adolescent Girls before Sexual Debut % Estimated start of sexual life Age (years) 1- Hypothetical distribution of HPV prevalence in EU modeled after data available in the US and Canada
Prophylactic HPV Vaccine Approved for Adolescent Girls *Routine vaccination for 11-12 year old females
HPV Vaccine Coverage National Immunization Survey-Teen Females aged 13-17 years US 2009: 44.3% (42.4%-46.1%) for 1+ dose 26.7% (25.2%-28.3%) for 3 doses completed August 20, 2010 / 59(32);1018-1023
Continued Need for Screening Following HPV Vaccination HPV Type Specific Prevalence in All Cases ~70% ~50% ~14-25% ICC data: Smith et al. Int Journal of Cancer, 2007, 121 (3), 621-32. HSIL data: Smith et al. Int Journal of Cancer, 2007, 121 (3), 621-32. LSIL data: Clifford et al. Cancer Epidemiol Biomarkers. 2005;14:1157-1164
Decrease in Cervical Cancer Mortality Following Introduction of Pap Test in the United States 1. OBGYN.net. Available at: http://www.obgyn.net/displayarticle.asp?page=/yw/articles/braun_PAP 2. American Cancer Society. Cancer Facts & Figures. Available at: http://www.cancer.org/
Sensitivity of Cervical Cancer Screening Methods Naucler P, et al. JNCI. 2009;101:88-99.
Pap Smear Guidelines: 2009 American College of Obstetrics and Gynecology <21 Years 21-29 Years 30-64 Years ≥65 Years Bi-annual Pap smear Consider discontinuing Pap smear at 65 or 70 years ..if patient has had 3 or more normal Pap results in a row, no abnormal test results in 10 years, and lacks other risk factors.* No routine Pap smear Pap smear every 3 years ..if patient has had 3 or more normal Pap results in a row, no abnormal test results in 10 years, and lacks other risk factors.* *History of cervical cancer or DES in utero, HIV positive, immunosuppression, or other risk factors for acquiring STDs. ACOG Practice Bulletin No. 109. Obstet Gynecol. 2009;114:1409-20.
We can Change the Dialogue We can End Cervical Cancer Policy Makers Vaccination Screening We can Effect Real Change at the State-Level
Age-adjusted Mortality Rates per 100,000, 2001-2005 SEER Data Indiana Kentucky California DC North Carolina Age-adjusted Death Rates per 100,000 Quantile Interval 3.0 – 3.7 2.8 – 2.9 2.5 – 2.7 2.2 – 2.4 1.9 – 2.1 1.5 – 1.8 Alabama HAWAII Texas ALASKA US Rate 2.5 1. Surveillance, Epidemiology and End Results (SEER) Cancer Stats NCI, 2001-2005. SEER = Surveillance, Epidemiology, and End Results
Cervical Cancer Free AmericaCommon State Goals To increase HPV vaccination among young female adolescents ages 10-18 To increase cervical cancer screening among women ages 25-70 who have not been screened in the last four years .
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Cervical Cancer Free Kentucky University of Kentucky Baretta Casey, Rick Crosby, Robin Vanderpool
Cervical Cancer Free Indiana University of Indiana Gregory Zimet Kirk Forbes
Cervical Cancer Free North Carolina University of North Carolina Noel Brewer, Pamela Entzel, Jennifer Smith
How Can We Work Actively Together? January: Cervical Cancer Awareness Month is right around the corner.