Investigation Update on the Norwegian Star

Cruise Line: Norwegian Cruise Line

Cruise Ship: Norwegian Star

Voyage Dates: 5/19-5/26

Number of ill passengers out of total number of passengers: 177 of 2331 (7.59%)

Number of ill crew out of total number of crew: 7 of 1100 (0.65%)

Predominant symptoms: diarrhea and vomiting

Actions: In response to the outbreak, Norwegian Cruise Line and the crew aboard the ship took the following actions:

• increased cleaning and disinfection procedures,
• suspended guest self-service buffets,
• stressed proper handwashing to both passengers and crew,
• notified oncoming passengers of illness,
• collected stool specimens for analysis, and
• sent daily updates to CDC until the number of ill people returned to expected levels.

During the subsequent voyage (5/26-6/2) the number of people that reported being ill had lowered and after two more voyages (6/2-6/9), the ship returned to expected levels of illness.