Impact of switching from a quadrivalent to a nonavalent HPV vaccine on HPV infections and cervical cancer in Colombia: a mathematical modelling study

Romina Tejada, Armando Baena, Lina Trujillo, Juliana Rodriguez, Mathieu Maheu-Giroux, Maribel Almonte, Eduardo L. Franco, Talía Malagón · 2026

Read Impact of switching from a quadrivalent to a nonavalent HPV vaccine on HPV infections and cervical cancer in Colombia: a mathematical modelling study by Romina Tejada, Armando Baena, Lina Trujillo, Juliana Rodriguez, Mathieu Maheu-Giroux, Maribel Almonte, Eduardo L. Franco, Talía Malagón (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13158420.txt.

Description

Eight authors model a vaccine switch in Colombia in 2026, from a four-type HPV vaccine to a nine-type one. Cervical cancer struck 13.7 per 100,000 women in 2022, and girl cover sits near 51 percent. A spread model tracks the virus by age, sex, and vaccine state across the whole country.

At current cover, the nine-type shot cut virus spread in women by about 39 percent by 2100 in the model. Raising the four-type shot to 90 percent cover cut spread by only about eight percent. Only the nine-type path drove cancer rates under the goal line, as early as 2058.

Catalog record

CREATORRomina Tejada, Armando Baena, Lina Trujillo, Juliana Rodriguez, Mathieu Maheu-Giroux, Maribel Almonte, Eduardo L. Franco, Talía Malagón
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE60 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC13158420

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