This study aims to investigate the use of anticoagulants in elderly patients with non-valvular atrial fibrillation (NVAF) and the incidence of frailty in elderly patients with NVAF. After two years follow-up, we observe the incidence of thrombotic events and the influence of frailty on thrombotic events in elderly patients with NVAF.
Study Type
OBSERVATIONAL
Enrollment
500
This is an observational study. All the patients evaluate with CHA2DS2-VASc, HAS-BLED and Fried Scale, and observe the incidence of thrombotic events and the influence of frailty on thrombotic events in elderly patients with NVAF.
Beijing Friendship Hospital, Capital Medical University
Beijing, China
RECRUITINGIschemic stroke
Cerebral infarction, Transient ischemic attack, Cerebral embolism.
Time frame: 24 months
Massive hemorrhage
Life-threatening or imminently fatal bleeding, intracranial, retroperitoneal, compartment syndrome, massive gastrointestinal, etc.
Time frame: 24 months
All-cause death
All-cause death during the 2-year observation
Time frame: 24 months
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