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. 2015 Jan;21(1):8–15. doi: 10.3201/eid2101.131828

Table 2. Characteristics of 41 contacts and plague patients during pneumonic plague outbreak, northern Madagascar, 2011*.

Contact/relationship Symptoms Chemoprophylaxis Serologic result† WHO case definition Village Characteristic
1–5, family None Yes NA Ankatakata Houses A and B
6, family None Yes NA Antsakoabe House C, husband of patient 9
7, family None Yes NA Antsakoabe House C, children of patient 9
8 and 9, family None Yes NA Antsakoabe House C
10, family None No NA Tsaratanana House D
11–13, family None Yes NA Ankiganyo House E
14, family None Yes + Presumptive Ankiganyo House E, mother of patient 18
15 and 16, family None Yes NA Ambarakaraka House F
17–24, other None Yes NA Mandrivary Met with patient 10
25, other Cough No + Presumptive Mandrivary Carried patient 3
26, other None Yes NA Antafiabe Shared bed with patient 11
27–31, other None Yes NA Antafiabe Met with patient 11
32–34, other Mild Yes NA Several Attended funerals
35–41, other None Yes NA Several Attended funerals

*Contacts of plague patients were divided into family contacts (persons who lived in the same household with an infected person) and other contacts (persons spent time with a patient or approached a persons who died). WHO, World Health Organization.
†For Yersinia pestis.