Post-operative atrial fibrillation and stroke after non-cardiac surgery: a systematic review and meta-analysis
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View abstract on PubMed
Summary
This summary is machine-generated.Post-operative atrial fibrillation (POAF) after non-cardiac surgery triples stroke risk. Early detection during hospitalization is crucial for managing this common complication and its associated stroke risk.
Area Of Science
- Cardiology
- Vascular Surgery
- Clinical Medicine
Background
- Post-operative atrial fibrillation (POAF) is a frequent complication following non-cardiac surgery.
- The transient nature of POAF creates uncertainty regarding its association with stroke risk and the necessity for long-term anticoagulation.
Purpose Of The Study
- To systematically review and meta-analyze the incidence of stroke in patients experiencing POAF after non-cardiac surgery.
- To quantify the risk of stroke associated with POAF in this patient population.
Main Methods
- A systematic PubMed search was conducted up to January 16, 2025, focusing on stroke incidence in POAF patients post-non-cardiac surgery.
- Studies reporting outcomes were included, while those focusing solely on epidemiology, mechanisms, management, or treatment were excluded. Studies on POAF post-cardiac surgery were also excluded.
- Risk of bias and GRADE certainty of evidence were assessed. A meta-analysis was performed on 19 selected studies from an initial retrieval of 40.
Main Results
- The incidence of stroke following POAF varied widely, ranging from 0.4% to 16.7% at 1 year.
- Stroke incidence was influenced by surgery type and patient characteristics.
- All but three studies reported a higher stroke risk in the POAF group compared to the no-POAF group, with a mean odds ratio of 3.02, indicating POAF triples stroke risk on average.
Conclusions
- POAF following non-cardiac surgery is associated with a significantly increased risk of stroke, approximately tripling the risk.
- Close patient monitoring during hospitalization is recommended to detect POAF.
- Further research is needed to determine optimal monitoring strategies and the clinical significance of symptomatic versus asymptomatic AF episodes.
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