case rate

• 患病率

case rate的用法和样例：

例句

1. With aging, the detectable rate of gingival bleeding and calculus was increasing, the prevalence of JP was also increasing.
   随著年龄的增长，牙龈出血及牙石的检出率逐渐上升，牙周炎的患病率也逐渐增高。
2. BCG polyose nuclear acid injection can reduce the incidence rate of plasmodium virus asthma.
   卡介菌多糖核酸注射液能降低呼吸道合胞病毒感染后哮喘患病率。