The fieldwork recalls have been utilized to compare the sensitivity, specificity and Youden Index between the SSM and the optimized one.
进行现场数据的回代验证，比较序贯筛检方案与优化方案的敏感性、特异度及约登 指数。
2
The above two indexes were utilized to establish a parameter plane. The plane was divided into 9 areas to indicate various cardiovascular statuses by 'Youden index'.