试题与答案

1996年共发生200例某病病人,在1996年年初已知有800例病人,年内因该病死亡

题型:单项选择题 案例分析题

题目:

1996年共发生200例某病病人,在1996年年初已知有800例病人,年内因该病死亡40例,年中人口数1000万,如果该病的发生和因该病死亡的事件均匀分布在全年中。

1996年期间,该病的患病率(1/10万)()

A.0.4

B.8.0

C.10.0

D.1.6

E.2.0

答案:

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