Canadian Syncope Risk Score Calculator Sponsored Advertising placement Canadian Syncope Risk Score Clinical Decision Tool Predicts 30-day serious outcomes after emergency department assessment of syncope. Predisposition to vasovagal symptoms No 0 Yes (-1) -1 History of heart disease No 0 Yes (+1) +1 Any systolic BP <90 or >180 mmHg No 0 Yes (+2) +2 Troponin above 99th percentile No 0 Yes (+2) +2 Abnormal QRS axis (<−30° or >100°) No 0 Yes (+1) +1 QRS duration >130 ms No 0 Yes (+1) +1 Corrected QT interval >480 ms No 0 Yes (+2) +2 Emergency department diagnosis Vasovagal syncope (−2) -2 Neither vasovagal nor cardiac 0 Cardiac syncope (+2) +2 Calculate Canadian Syncope Risk Score Clear Calculator ☆ Log in to save Save this calculator to your MDPDA account. + Add to Toolkit Log in to save incomplete calculator progress and return later. Log in to save progress Clinical Decision Support Only MediCalc calculators are intended to support qualified healthcare professionals and must not replace professional clinical judgement. Do not enter patient-identifiable information into Saved Progress. Read our Clinical Disclaimer Sponsored Advertising placement