Outcome BMI <30 kg/m2
(n = 296)
BMI ≥50 kg/m2
(n = 299)
Rate ratio (95% CI)
Incidence/100 patient-years
Ischemic stroke 2.0 1.3 0.65 (0.38-1.82)
Systemic embolic events 1.2 0.9 0.75 (0.34-2.29)
ISTH major bleeding 3.5 2.1 0.60 (0.34-2.29)
ISTH CRNM bleeding 4.7 3.6 0.77 (0.55-1.45)