primary prevention trials meaning in Chinese

一期预防试验

" 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？
Furthermore , they say that the benefit appears to be limited to high - risk men aged 30 - 69 years , with no reduction in coronary heart disease events in over 10 , 000 women in the primary prevention trials , or in over 3000 men and women over the age of 69 years
此外他们还说，他汀的益处似乎只局限于30 - 69岁的高风险男性，对参与一级预防实验的10 , 000多例妇女，或69岁以上的3000名男性和女性的冠心病没有减少作用。