He discussed the issue at a support group meeting of men with dementia, and it turned out that eight of the nine men in the room with PPA had had vasectomies.

• 他在一次痴呆男性患者援助小组会议上对该问题进行了探讨，最终发现9名PPA男性患者中有8名患者同输精管切除术相关。