效益成本比率 Benefit Cost Ratio (BCR) 定义： 用于清楚确立拟定项目成本与效益之间关系的比率。
折现净效益成本比率 discounted net benefit-cost ratio
未折现净效益成本比率 undiscounted net-benefit-cost ratio
效益-成本比率法 benefit-cost ratio
结果表明先心病筛查干预措施的效益成本比率为15：1；
The result indicated that the ratio of cost for pre-maternity diagnosis benefit is 15 times.
成本效益分比率准则——净利润现值低于零的无活力地区应该被承揽。
Cost-benefit ratio criterion----No activity where the present value of net benefits is less than zero should be taken.
二次结果的措施心血管事件，生活质量，成本和增量成本效益比率。
The secondary outcome measures are cardiovascular events, quality of life, costs and incremental cost effectiveness ratios.
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