晕厥相关症状或情况1。与无头晕性晕厥相比，头晕后晕厥与精神性诱因关联很大，前者占5%，后者则占24%。

A. What are the symptoms or circumstances related to the syncope? 1. Dizziness preceding syncope is highly associated with a psychological cause (24%) versus syncope without preceding dizziness (5%).

youdao

晕厥相关症状或情况1。与无头晕性晕厥相比，头晕后晕厥与精神性诱因关联很大，前者占5%，后者则占24%。

A. What are the symptoms or circumstances related to the syncope? 1. Dizziness preceding syncope is highly associated with a psychological cause (24%) versus syncope without preceding dizziness (5%).

youdao