Aufsatz(elektronisch)14. Juli 2014

A Scenario‐Based Evaluation of the Middle East Respiratory Syndrome Coronavirus and the Hajj

In: Risk analysis: an international journal, Band 34, Heft 8, S. 1391-1400

Verfügbarkeit an Ihrem Standort wird überprüft

Abstract

Between April 2012 and June 2014, 820 laboratory‐confirmed cases of the Middle East respiratory syndrome coronavirus (MERS‐CoV) have been reported in the Arabian Peninsula, Europe, North Africa, Southeast Asia, the Middle East, and the United States. The observed epidemiology is different to SARS, which showed a classic epidemic curve and was over in eight months. The much longer persistence of MERS‐CoV in the population, with a lower reproductive number, some evidence of human‐to‐human transmission but an otherwise sporadic pattern, is difficult to explain. Using available epidemiological data, we implemented mathematical models to explore the transmission dynamics of MERS‐CoV in the context of mass gatherings such as the Hajj pilgrimage, and found a discrepancy between the observed and expected epidemiology. The fact that no epidemic occurred in returning Hajj pilgrims in either 2012 or 2013 contradicts the long persistence of the virus in human populations. The explanations for this discrepancy include an ongoing, repeated nonhuman/sporadic source, a large proportion of undetected or unreported human‐to‐human cases, or a combination of the two. Furthermore, MERS‐CoV is occurring in a region that is a major global transport hub and hosts significant mass gatherings, making it imperative to understand the source and means of the yet unexplained and puzzling ongoing persistence of the virus in the human population.

Sprachen

Englisch

Verlag

Wiley

ISSN: 1539-6924

DOI

10.1111/risa.12253

Problem melden

Wenn Sie Probleme mit dem Zugriff auf einen gefundenen Titel haben, können Sie sich über dieses Formular gern an uns wenden. Schreiben Sie uns hierüber auch gern, wenn Ihnen Fehler in der Titelanzeige aufgefallen sind.