Korean J Epidemiol.
2004 Jun;26(1):27-38.
An Epidemic Survey for Salmonellosis Occurred on a Baby's First Birthday Banquet in Jeju Island
- Affiliations
-
- 1Bureau of Health, Welfare, and Women, Jeju Providence, Korea.
- 2Department of Pediatrics, Cheju National University College of Medicine, Jeju, Korea.
- 3Department of Preventive Medicine, Cheju National University College of Medicine, Jeju, Korea. jmbae@cheju.ac.kr
Abstract
OBJECTIVES
A field investigation was done to identify the level of epidemic and to evaluate the infection route of Salmonellosis occurred in a baby's first birthday banquet in Jeju Island.
METHODS
Among participants in the banquet given on a baby's first birthday, persons showing gastrointestinal symptoms were conducted by the structured questionnaire and stool culture. The symptomless persons were also surveyed by self-responded structured questionnaire. The causal relationship between food items and gastrointestinal symptoms was proved by odds ratio and Wilcoxon rank-sum test.
RESULTS
Salmonella london was identified in the stools of 12 subjects among 20 participants showing gastrointestinal symptoms, as well as in the boiled pork hock.
CONCLUSIONS
This outbreak event is thought to happen after participants took the boiled pork hock that contaminated with S almonella london during the storage process.