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CAD, atrial fibrillation or flutter, CHF, valvular disease
>99th percentile of normal population
<-30°
Based on ED evaluation
e.g. Triggered by being in a warm crowded place, prolonged standing, fear, emotion, pain
Canadian Syncope Risk Score
Low risk 1.9% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Medium risk 5.1% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
High risk 12.9% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Medium risk 3.1% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Medium risk 8.1% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
High risk 19.7% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 28.9% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 40.3% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 52.8% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 65% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 75.5% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 83.6% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very low risk 0.7% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very low risk 0.4% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Low risk 1.2% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Low risk 1.9% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Medium risk 5.1% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
High risk 12.9% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Medium risk 3.1% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Medium risk 8.1% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
High risk 19.7% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 28.9% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 40.3% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 52.8% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 65% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 75.5% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very high risk 83.6% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very low risk 0.7% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Very low risk 0.4% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)
Canadian Syncope Risk Score
Low risk 1.2% risk of 30-day serious adverse event (death, arrhythmia, MI — full list in Evidence)