Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior

Human papillomavirus (HPV) prevalence varies widely worldwide. We used a transmission model to show links between age-specific sexual patterns and HPV vaccination effectiveness. We considered rural India and the United States as examples of 2 heterosexual populations with traditional age-specific se...

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Main Authors: Iacopo Baussano, Fulvio Lazzarato, Marc Brisson, Silvia Franceschi
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2016-01-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/22/1/15-0791_article
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author Iacopo Baussano
Fulvio Lazzarato
Marc Brisson
Silvia Franceschi
author_facet Iacopo Baussano
Fulvio Lazzarato
Marc Brisson
Silvia Franceschi
author_sort Iacopo Baussano
collection DOAJ
description Human papillomavirus (HPV) prevalence varies widely worldwide. We used a transmission model to show links between age-specific sexual patterns and HPV vaccination effectiveness. We considered rural India and the United States as examples of 2 heterosexual populations with traditional age-specific sexual behavior and gender-similar age-specific sexual behavior, respectively. We simulated these populations by using age-specific rates of sexual activity and age differences between sexual partners and found that transitions from traditional to gender-similar sexual behavior in women <35 years of age can result in increased (2.6-fold in our study) HPV16 prevalence. Our model shows that reductions in HPV16 prevalence are larger if vaccination occurs in populations before transitions in sexual behavior and that increased risk for HPV infection attributable to transition is preventable by early vaccination. Our study highlights the importance of using time-limited opportunities to introduce HPV vaccination in traditional populations before changes in age-specific sexual patterns occur.
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spelling doaj.art-829a63d454724ff484d330a2e147bbf82022-12-21T18:52:19ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592016-01-01221182310.3201/eid2201.150791Human Papillomavirus Vaccination at a Time of Changing Sexual BehaviorIacopo BaussanoFulvio LazzaratoMarc BrissonSilvia FranceschiHuman papillomavirus (HPV) prevalence varies widely worldwide. We used a transmission model to show links between age-specific sexual patterns and HPV vaccination effectiveness. We considered rural India and the United States as examples of 2 heterosexual populations with traditional age-specific sexual behavior and gender-similar age-specific sexual behavior, respectively. We simulated these populations by using age-specific rates of sexual activity and age differences between sexual partners and found that transitions from traditional to gender-similar sexual behavior in women <35 years of age can result in increased (2.6-fold in our study) HPV16 prevalence. Our model shows that reductions in HPV16 prevalence are larger if vaccination occurs in populations before transitions in sexual behavior and that increased risk for HPV infection attributable to transition is preventable by early vaccination. Our study highlights the importance of using time-limited opportunities to introduce HPV vaccination in traditional populations before changes in age-specific sexual patterns occur.https://wwwnc.cdc.gov/eid/article/22/1/15-0791_articlesexual behaviorhuman papillomavirus 16virusespapillomavirus vaccinesvaccinationimmunization
spellingShingle Iacopo Baussano
Fulvio Lazzarato
Marc Brisson
Silvia Franceschi
Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior
Emerging Infectious Diseases
sexual behavior
human papillomavirus 16
viruses
papillomavirus vaccines
vaccination
immunization
title Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior
title_full Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior
title_fullStr Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior
title_full_unstemmed Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior
title_short Human Papillomavirus Vaccination at a Time of Changing Sexual Behavior
title_sort human papillomavirus vaccination at a time of changing sexual behavior
topic sexual behavior
human papillomavirus 16
viruses
papillomavirus vaccines
vaccination
immunization
url https://wwwnc.cdc.gov/eid/article/22/1/15-0791_article
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