Symptom | Study Population with Symptom (%) | SCA Victims with Symptoms before Their Most Recent Physician Visit (%) | Events, n (range) | Symptom Onset before SCA (months) |
---|---|---|---|---|
Fatigue | 44 | 25 | NA | 21 |
Near-syncope/lightheadedness | 30 | 22 | NA | 30 |
Chest pain/discomfort | 28 | 20 | NA | 26 |
Palpitations | 28 | 17 | NA | 25 |
Heart murmur | 24 | — | NA | 89 |
Shortness of breath | 23 | 20 | NA | 19 |
Tire more easily than friends | 22 | — | NA | NA |
Syncope | 18 | 14 | 2.3 (2–5) | 47 |
Unexplained seizure activity | 13 | 11 | 2.9 (1–10) | 71 |
Decrease in physical activity | 11 | — | NA | NA |
Hypertension | 3 | — | NA | 25 |
One of the above symptoms | 72 | 51 | — | — |
↵* Timing of symptoms related to most recent physician visit and SCA is provided.
NA, not applicable.