Investigation Update on the Summit

Cruise Line: Celebrity Cruises

Cruise Ship: Summit

Voyage Dates: 11/11-11/25/06

Number of ill passengers out of total number of passengers: 72 of 1911 (3.77%)

Number of ill crew out of total number of crew: 12 of 942 (1.27%)

Predominant symptoms: diarrhea and vomiting

Actions: Celebrity Cruises and the crew aboard the ship took the following actions to respond to the outbreak:

• increased cleaning and disinfection procedures,
• submitted stools specimens for analysis,
• provided daily updates about the illness to VSP until the number of ill people returned to expected levels.

On November 25th, VSP staff boarded the ship to conduct a targeted environmental health investigation and to make recommendations. The number of ill people returned to expected levels by the voyage that ended on December 9th.