Acute and Delayed Deaths after West Nile Virus Infection, Texas, USA, 2002-2012
Infection with West Nile virus (WNV) has a well-characterized acute disease process. However, long-term consequences are less understood. We searched death records for 4,142 residents of Texas, USA, infected with WNV during 2002-2012 and identified 557 (13%) deaths. We analyzed all-cause and cause-s...
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Veröffentlicht in: | Emerging infectious diseases 2019-02, Vol.25 (2), p.256-264 |
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Sprache: | eng |
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Zusammenfassung: | Infection with West Nile virus (WNV) has a well-characterized acute disease process. However, long-term consequences are less understood. We searched death records for 4,142 residents of Texas, USA, infected with WNV during 2002-2012 and identified 557 (13%) deaths. We analyzed all-cause and cause-specific deaths after WNV infection by calculating standardized mortality ratios and using statewide mortality data. Acute-phase deaths (90 days after symptom onset) occurred in 268 (7%) of the remaining 3,853 case-patients; 210 (78%) of these deaths occurred in patients with WNND. Convalescent-phase WNND case-patients showed excess deaths from infectious and renal causes; case-patients |
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ISSN: | 1080-6040 1080-6059 |
DOI: | 10.3201/eid2502.181250 |