Exploring causal associations between alcohol and coronary heart disease risk factors: findings from a Mendelian randomization study in the Copenhagen General Population study.

【译】探索酒精和冠心病危险因素之间的因果联系：在哥本哈根的总人口研究从孟德尔随机化的研究。

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Rather than compare the rate of depression and migraine of the relatives to those of the general population, the study compared rates within this isolated population itself.

这项研究没有将这些亲戚的抑郁症和偏头痛发病率与普通人群相比较，而是在这个隔离的人群内进行比较。

youdao

And if you want to test an idea about human nature in general, you aggregate those sets of individual observations into a population study.

同样如果你想测试普遍人性，你可以汇集很多设立在种群研究中的个体观测情况。

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Historically, men who get a diagnosis of prostate cancer have been nearly twice as likely to kill themselves and more likely to die of heart-related causes soon after their diagnosis compared with men in the general population, a study has found.

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While the average metabolite levels of the pregnant women in the study were substantially higher than the national average, as many as 25% of pregnant women in the general population have levels above the study average.

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That compares with a prevalence of 4 percent for the general U.S. population, according to a 2005 study in the Archives of General Psychiatry.

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