Changing contact patterns over disease progression: Nipah virus as a case study

Kyu Han Lee, Birgit Nikolay, Hossain M.S. Sazzad, M. Jahangir Hossain, A. K.M.Dawlat Khan, Mahmudur Rahman, Syed Moinuddin Satter, Stuart T. Nichol, John D. Klena, Juliet R.C. Pulliam, A. Marm Kilpatrick, Sharmin Sultana, Sayma Afroj, Peter Daszak, Stephen Luby, Simon Cauchemez, Henrik Salje, Emily S. Gurley

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

Contact patterns play a key role in disease transmission, and variation in contacts during the course of illness can influence transmission, particularly when accompanied by changes in host infectiousness. We used surveys among 1642 contacts of 94 Nipah virus case patients in Bangladesh to determine how contact patterns (physical and with bodily fluids) changed as disease progressed in severity. The number of contacts increased with severity and, for case patients who died, peaked on the day of death. Given transmission has only been observed among fatal cases of Nipah virus infection, our findings suggest that changes in contact patterns during illness contribute to risk of infection.

Original languageEnglish (US)
Pages (from-to)438-442
Number of pages5
JournalJournal of Infectious Diseases
Volume222
Issue number3
DOIs
StatePublished - Aug 1 2020

Keywords

  • Infectious disease transmission
  • Nipah virus
  • Social behavior

ASJC Scopus subject areas

  • General Medicine

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