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Volume 26, Number 10—October 2020
Dispatch

Basic Reproduction Number of Chikungunya Virus Transmitted by Aedes Mosquitoes

Najmul HaiderComments to Author , Francesco Vairo, Giuseppe Ippolito, Alimuddin Zumla, and Richard A. Kock
Author affiliations: The Royal Veterinary College, University of London, London, UK (N. Haider, R.A. Kock); National Institute for Infectious Diseases Lazzaro Spallanzani, Rome, Italy (F. Vairo, G. Ippolito); University College London, London (A. Zumla)

Main Article

Table

The basic reproduction number (R0) of chikungunya virus estimated from empirical outbreak data, 2000–2019

Year Country or region Continent R0 range (95% CI) Mosquito species Lineage E1-A226V mutation* Reference
2006 La Réunion Africa 4.1 Ae. albopictus Indian Ocean Y (3)
2006 La Réunion Africa 0.9–2.3 Ae. albopictus Indian Ocean Y (7)
2006 La Réunion Africa 1.5–1.8 Ae. albopictus Indian Ocean Y (5)
2006 La Réunion Africa 3.4 Ae. albopictus Indian Ocean Y (6)
2006 La Réunion Africa 3.7 (2–11) Ae. albopictus Indian Ocean Y (8)
2007 Italy Europe 3.3 (1.8–6.0) Ae. albopictus Indian Ocean Mixed (10)
2012 Cambodia Asia 6.5 (6.2–6.8) Ae. aegypti Asian Y (1)
2014 Italy Europe 2.1 (1.5–2.6) Ae. albopictus Indian Ocean N (9)
2014 Venezuela South America 3.7 Ae. aegypti Asian N (11)
2015 Mexico North America 3.44 Ae. aegypti Asian N †
2014
 Colombia
 South America
 1–9
 Ae. aegypti
 Asian
 N
 (12)
*Envelope 1 A226V gene.
†N. Báez-Hernández et al., unpub data, https://www.biorxiv.org/content/10.1101/122556v1.

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Page updated: September 17, 2020
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