Volume 11, Number 1—January 2005
Dispatch
Norovirus Transmission on Cruise Ship
Table
Results of laboratory testing for norovirus in stool specimens, November 2002–January 2003*
Outbreak identification | No. samples |
No. sequences detected | ||
---|---|---|---|---|
Tested | Positive (%) | Sequenced | ||
Cruise 1 | 12 | 7 (58) | 7 | 1 |
Cruise 2 | 14 | 8 (57) | 8 | 1 |
Cleaning | 1 | 0 (0) | 0 | 0 |
Cruise 3 | 15 | 8 (53) | 5 | 3 |
Cruise 4 | 6 | 0 (0) | 0 | 0 |
Cruise 5 | 3 | 1 (33) | 1 | 1 |
Cruise 6 | 4 | 1 (25) | 1 | 1 |
Long-term care facility | 2 | 2 (100) | 2 | 1 |
*Specimens were collected from ill persons in linked outbreaks of acute gastroenteritis on a cruise ship and in a long-term care facility.