We calculated age-adjusted rates, by sex, population group and city, for death from the five leading causes of fatal injury as well as population attributable risks ( PARs). 按性别、人口和城市计算了针对年龄调整的、五种高致命伤害导致死亡的比率以及人群归因风险(PAR)。
Rat models of focal ischemia-reperfusion of middle cerebral artery occlusion ( MCAO) were established by using thread method, the MMP-9 expressions were assayed using immunohistochemistry staining method and cerebral infarction areas were calculated after 3 days brain ischemia and reperfusion injury. 观察再灌注3d后脑梗死面积,通过免疫组织化学染色方法测定MMP-9的表达。
The value of α and β calculated is a necessary base for quantifying and comparing occupational injury risk among different enterprises. 本文所得到的α和β值是对不同企业职业伤害风险量化计算和比较的重要基础。