Table. Plague case definition adopted by technical crisis committee, 2003 plague outbreak, Oran region, Algeria*.

Case definition	Criteria
Suspected	Clinical and epidemiologic characteristics compatible with plague; or, observation of suspect microorganisms on direct examination of clinical samples
Probable	Suspected case with anti-F1 antibodies in patient’s blood; or, suspected case with a positive RDT without isolation of Yersinia pestis or in the absence of other cases reported in a radius of 10 km around the case
Confirmed	Culture positive for Y. pestis; or, RDT positive and Y. pestis isolated from patients living in a radius of 10 km around the case

*RDT, rapid diagnostic test.