问题 单项选择题 A1/A2型题

某病患者120人,其中男性114人,女性6人,分别占95%与5%,则结论为()。

A.该病男性易得

B.该病女性易得

C.该病男性、女性易患率相等

D.尚不能得出结论

E.以上均不对

答案

参考答案:D

解析:本题考点是相对数含义。患病率是一个强度相对数,要想知道男性还是女性易患某种疾病,需要比较人群中男性和女性患病率。本题给出男女患者构成比,不能反映两人群的患病强度,而本题没有调查总人数,所以不能得出结论。

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A. cut short B. cut out C. cut in D. cut down