Knowing the level of kidney function and the presence of proteinuria may improve risk stratification for decision making about the use of antithrombotic therapy for stroke prevention in AF.

• 了解肾功能状况以及有无蛋白尿，将有助于改善AF患者的危险分层，以决定是否应用抗栓治疗来预防卒中的发生。