Table 1

 Risk factors of embolism in AF patients (only independently significant factors included)

Risk factorAssociated relative risk by AFI investigatorsw23Associated relative risk by SPAF investigators19
SPAF, stroke prevention in atrial fibrillation.
Prior stroke or transient ischaemic event2.52.9
Diabetes mellitus1.7
Age1.6/decade1.8/decade
Hypertension1.62.0
Alcohol consumption0.4
Female sex1.6