SPARCtool 11 website

Stroke Prevention in Atrial Fibrillation Risk Calculator

Helping clinicians and patients with atrial fibrillation make informed decisions about stroke prevention since 2003. SPARCtool generates patient-specific estimates of stroke and bleeding risk on no therapy and for every stroke prevention drug therapy option. Now completely updated with a new look and feel, mobile-responsiveness, clearer guidance and clinically interpretable outputs for clinicians and patients, and more useful printable sumarries.

SPARCtool iOS and iPad app

Supporting informed conversations about stroke prevention in patients with atrial fibrillation.

All the same features as the website, plus easy offline use, and it remembers your preferred therapies between uses, without sending any data off your device. Free.

Get the app