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。
2
These rates were higher than those recorded in the general Australian population.
这些比例高于普通澳大利亚人的患病记录。
3
It was during this period of severe restrictions on owning firearms that crime rates in general, and the murder rate in particular, began to rise in England.