Figures & data
Table 1. Case definition of histamine poisoning in the cluster investigation.
Table 2. Frequency of clinical manifestations among the symptomatic students (n = 28).
Figure 1. Epidemic curve of symptomatic cases and time after ingestion of fried snacks.
Table 3. Ingested food and snacks, item-specific attack rates and relative risk (n = 227 cases).
Figure 2. Histamine concentrations in insect samples from our outbreak investigation (labeled as 2014) and from 2007–2008 outbreak (mg/100 g).
