问题 单项选择题 A1型题

某年某地利用调查表对抽取的2000人进行了高血压的行为危险因素监测和血压的测定。其中180人自报高血压而且测量结果也显示为高血压,40人血压测量结果显示为高血压而自报正常,20人自报高血压而测量结果正常。则此调查表用来测量高血压的正确指数为()

A.1.8

B.1.7

C.0.8

D.0.7

E.0.9

答案

参考答案:C

单项选择题 共用题干题
材料分析题

吃的变迁

(1)上面漫画说明了什么?

                                                                                                                                                               

                                                                                                                                                               

(2)这种变迁的原因有哪些?

                                                                                                                                                              

                                                                                                                                                              

                                                                                                                                                              

(3)发展是解决中国一切问题的“总钥匙”,对此,你如何理解?