← Latest briefing

Health

Oral blood thinners cut clinical event risks in intermediate-risk atrial fibrillation study

Direct oral anticoagulants reduced serious clinical events without raising major bleeding, ScienceDaily reports.

The short version

  • Researchers evaluated 1,803 atrial fibrillation patients at intermediate stroke risk in the randomized SINGLE-AF trial.[ScienceDaily]
  • Patients taking direct oral anticoagulants experienced a 69% reduction in serious clinical events compared to those without anticoagulation.[ScienceDaily]
  • Major bleeding rates showed no significant difference between the treated and untreated patient cohorts.[ScienceDaily]

Key facts

  • The randomized SINGLE-AF trial evaluated 1,803 participants with atrial fibrillation who had an intermediate risk of stroke.[ScienceDaily]
  • Serious clinical events occurred in 0.5% of DOAC-treated patients compared to 1.5% of untreated patients, reflecting a 69% risk reduction.[ScienceDaily]
  • Major bleeding occurred in 0.3% of DOAC recipients and 0.5% of patients without anticoagulants, indicating no increase in bleeding risk.[ScienceDaily]

What remains uncertain

  • Prior evidence from observational studies involving anticoagulants in intermediate-risk groups remains conflicting, according to the principal investigator.[ScienceDaily]

Sources

Outlet counts describe coverage, not independent confirmation. Reports may share a wire service or original source.