If the information that a woman is or is not a carrier adds to the prognostic model, then one would ealuate possible gains from screening more women who might be carriers.

• 如果关于一位女性患者是或不是携带者的信息加入到预后模型中，将有人会通过筛查更多可能的女性携带者来评价其可能的预后意义。