During a 7-day Caribbean cruise, multiple passengers began experiencing symptoms of nausea, vomiting
During a 7-day Caribbean cruise, multiple passengers began experiencing symptoms of nausea, vomiting, and diarrhea within 48 hours of departure. The ship’s medical team confirmed an outbreak of norovirus, a highly contagious virus that spreads through contaminated food, surfaces, and person-to-person contact. An investigation revealed that many of the affected passengers had eaten at the same buffet line. Surveillance data showed that one of the kitchen staff members had returned to work after recently recovering from Norovirus and had not adhered strictly to hand hygiene protocols. Efforts were made to isolate symptomatic individuals, deep clean high-touch surfaces, and educate passengers on proper handwashing techniques. Based on the attack rate formula, what is the attack rate (%) among passengers who ate from the buffet line? 75 passengers ate at the buffet 45 of them became ill Question 25 options: 16% 75% 60% 40%
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