Table 1 Patient factors and categories in vignettes
Patient factor | Category (level) | Modified categories |
|---|---|---|
Origin of event | a. During rest b. During exercise* | a. During rest b. During exercise* |
Triggering factors | a. No triggering factors* b. Pain c. Fear d. Emotion(al) e. Prolonged standing | a. No triggering factors* b. Pain c. Emotion(al) d. Prolonged standing |
Prodromal symptoms | a. No prodromal symptoms* b. Light headedness/dizziness c. Nausea, paleness, sweating d. Visual disturbances | a. No prodromal symptoms* b. Light headedness/dizziness c. Nausea, paleness, sweating d. Visual disturbances |
Red flags | a. No red flags b. Sudden cardiac death < 40 years of age, in family history* c. Cardiovascular abnormalities, pulmonary embolism or pulmonary hypertension in medical history* d. First syncopal episode > 35 years of age* | a. No red flags b. Sudden cardiac death < 40 years of age, in family history* c. Cardiovascular abnormalities, pulmonary embolism or pulmonary hypertension in medical history* d. First syncopal episode > 35 years of age* |
Prehospital ECG | a. Normal ECG b. Rhythm or conduction disorder on ECG* c. Ischemia on ECG* | a. Normal ECG b. Abnormal ECG* |