whs
- 网络为什么;仓库
whs-
Objective To assess the representativeness of China pilot study smples of world health survey ( WHS ) .
目的评估世界健康调查（WHS）中国预调查样本的代表性。
-
Conclusion WHS questionnaire shows a high dependability in collecting reality data , but is reliability need to be improved in vignette questions .
结论WHS问卷在收集事实性数据方面具有很高的可靠性，但在情景问题方面的信度有待于提高。
-
" Is aspirin really that good or is there some other explanation for the findings that differ so much from those of the WHS and other primary prevention trials ?" he asked .
他问到：阿斯匹林真的这么好还是有其它的原因，使这次的发现与世界健康调查和其它的一期预防实验的结果差距这么大？