Point Source Epidemics

Point Source Epidemics

Definition

• A common source outbreak characterized by a short exposure period.

Key Features (EI)

1. Exposure Period

   • Short time frame in which contaminated food is consumed.

2. Incubation Period

   • All cases have the same incubation period; time from exposure to symptom appearance is consistent.

Symptoms

• Symptoms appear after the ingestion of contaminated food.