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Korean Journal of Preventive Medicine 1977;10(1): 86-93.
An Epidemiological study for on Outbreak of Typhoid Fever.
Chin Hyung Park
ABSTRACT
An epidemiological study was conducted, from April 28 to June 3, 1975, to investigate source and course of infection of typhoid fever occurred in Munhyeon dong, Nam Gu, Busan. The obtained results were as follows : 1. The entity of unknown febrile disease was identified as Salmonella typhi, D group and it's symptoms were abdominal pain, diarrhea, hepatomegaly, nausea and vomiting, splenomegaly, rose spots, tenderness of ileocecal region etc., in that order. 2. The average duration from onset to recovery was 25.2 days and incidence rate was 39.5 per 1,000 population. 3. The source of infection was presumed a charity patient. 4. By the duration of report on the cases from onset, 10-19 days group was the highest. 5. The positive rate of initial stool culture was 38.9% and secondary was 5.6%. 6. Distribution of the cases by age and sex showed that 5-9 years old group was the highest as 30.5%, and male was higher than female. 7. Distribution of the cases by education level, under primary school as 66.6% was the highest. By the living standard, the highest was low income earner group as 77.8%. 8. Utilization rate of medical facilities was drug store (41.7%), herbal drug (8.3%), clinic (5.6%) in that order.
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