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A flu outbreak occurred in a military barracks that housed 50 soldiers. Case A began on October 1 and case B was diagnosed on October 2. After approximately 10 days, 36 additional cases occurred during approximately a one-week time span. Military epidemiologists believed that this second group of cases represented the same generation of cases, and was in the second incubation period after the occurrence of cases A and B; none of the 50 soldiers was known to be immune. What is the secondary attack rate (SAR%)?

Respuesta :

Answer:

75 %

Step-by-step explanation:

Secondary attack rate is the number people that developed the disease from the primary case in the case the two person with one incubation period.

Secondary attack rates = number of cases among contact of primary cases / total number of contacts × 100 = 36 / (50 - 2) × 100 = 75 %

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