患病率 prevalence rate
morbidity
- 但是足足有30%的增长是由跨年龄组中很高的糖尿病患病率引起的。
But a good 30% of the increase was caused by higher prevalence of diabetes across age groups. - 虽然全球结核负担可能在下降,但是下降的速度并未快到足以实现控制结核伙伴关系确定的效果指标−到2015年将1990年患病率和死亡率减半。
Although the TB burden may be falling globally, the decline is not fast enough to meet the impact targets set by the Stop TB Partnership – to halve the 1990 prevalence and death rates by 2015. - 但是,流行病学研究发现,pdd孩子和正常孩子相比较并没有更高的胃肠道患病率。
But epidemiological studies have found no higher prevalence of GI problems among children with PDD compared to normally developing children.
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