A coccidioidomycosis outbreak following the Northridge, Calif, earthquake
A coccidioidomycosis outbreak following the Northridge, Calif, earthquake
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DOI:
10.1001/jama.277.11.904
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发表时间:
1997-03-19
影响因子:
120.7
通讯作者:
Werner, SB
中科院分区:
文献类型:
--
作者:
Schneider, E;Hajjeh, RA;Werner, SB
Objective.-To describe a coccidioidomycosis outbreak in Ventura County following the January 1994 earthquake, centered in Northridge, Calif, and to identify factors that increased the risk for acquiring acute coccidioidomycosis infection.Design.-Epidemic investigation, population-based skin test survey, and case-control study.Setting.-Ventura County, California.Results.-In Ventura County, between January 24 and March 15, 1994, 203 outbreak-associated coccidioidomycosis cases, including 3 fatalities, were identified (attack rate [AR], 30 cases per 100 000 population). The majority of cases (56%) and the highest AR (114 per 100 000 population) occurred in the town of Simi Valley, a community located at the base of a mountain range that experienced numerous landslides associated with the earthquake. Disease onset for cases peaked 2 weeks after the earthquake. The AR was 2.8 times greater for persons 40 years of age and older than for younger persons (relative risk, 2.8; 95% confidence interval [CI], 2.1-3.7; P