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Issue:
Study on the infectivity of Angiostronglus cantonensis in the epidemic foci
Author(s):
UANG Hui-cong
,
TAN Feng
,
LI You-song
,
ZHUGE Qin-yun
,
MA Xue-lian
,
PAN Chang-wang
Pages:
856
-
858
Year:
2007
Issue:
9
Journal:
CHINESE JOURNAL OF EPIDEMIOLOGY
Keyword:
广州管圆线虫
;
中间宿主
;
疫源地
;
感染指数
;
Abstract:
目的 探索分析广州管圆线虫疫源地轻重程度及计算方法.方法 取浙江省温州、苍南、永嘉、乐清市以及福建省闽侯、长乐、宁德市7个广州管圆线虫疫源地中间宿主(福寿螺)的感染率及阳性者平均含虫数之乘积为当地的感染指数.结果 7个疫源地中间宿主福寿螺的感染率分别为10.59%(9/85)、60.74%(181/298)、34.96%(79/226)、32.90%(76/231)、57.50%(184/320)、40.00%(82/205)和17.65%(12/68);感染度分别为6.57、183.54、121.73、93.45、276.36、76.08和12.65.结论 以感染指数>75、30~75、5~29、<5和0分别为超高度、高度、中度、低度和非疫源地.
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