incidence of a disease

基本解释

But as China's economic levels rising, incidence of a disease has reduced the trend.
不过随着我国的经济水平的不断提高，发病率已经有减少的趋势。
So with such high incidence of a disease, we just for breast cancer at a loss what to do?No, actually breast cancer is also can prevent!
那么面对如此高的发病率，我们对于乳腺癌是不是就束手无策了呢?不是的，其实乳腺癌也是可以预防的！
The nosocomial infection point-prevalence survey can complete in the short time, and its data are more accurate for evaluation of the incidence of a disease survey quality.
开展医院感染现患率调查，可以在短时间完成，所得资料更为准确，能评估发病率调查的质量。

You have to test it by giving the vaccine to a large population of people, and then watching and seeing if you've reduced the incidence of the disease.
这样的测试的做法只能是,给大量人群分发疫苗,接着观察和了解,这种疾病的发病率是否有所降低
耶鲁公开课 - 生物医学工程探索课程节选

In a test of its power as a prophylactic it reduced the incidence of the disease by only 31%.
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Since studies show that caffeine consumption is linked to a lower incidence of the disease, he doubled his coffee drinking to two mugs a day.
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History has shown, however, that spikes in the incidence of meningococcal disease can occur over a short time period and without warning.
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发病率
The result shows that this method is easy to be finished by smaller error and higher ability on historical simulation and independent prediction, which provide a new method for forecasting the incidence of a disease.
结果表明：该方法计算简便、误差较小、有更高的历史样本拟合和独立样本预报能力，为疾病发病率预报提供了一种新的预报方法。