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[An epidemiological survey on paragonimiasis in Jin Miaopu township in Shanxi province]
Man-Ling Feng1, Shao-Gang Li, Zhao-Yong Wu
1Beijing Tropical Medicine Research Institute, Beijing Friendship Hospital Captial Medical University, Beijing 100050, China. manling166@yahoo.com.cn
Objective:
To investigate the epidemiological factors and tendency of paragonimiasis in Jin Miaopu township in Zezhou county of Shanxi Province, and to understand the current status of public awareness for providing references to paragonimiasis education and prevention.
Methods:
A questionnaire survey was conducted among 2172 villagers probing awareness of paragonimiasis and their experiences of eating crabs; Infection screening and antibody test were also performed by means of ELISA.
Results:
The paragonimiasis knowledge coverage rate was zero, and 67.7% (1471/2172) of the respondents claimed their histories of crab eating and 96.7% (29/30) of crabs were infected with metacercaria of paragonimus. Of all the study subjects, 11% (241/2172) of them were infected with the positive rate of 4.1% (89/270).
Conclusion:
The incidence of paragonimiasis is closely related to dietetic habit in local residents. It is extremely necessary to increase the public awareness of paragonimiasis prevention and control and to improve the living conditions and dietetic habits.
