Table 1:

MEDLINE Literature Search Keywords

1. “wearable cardioverter defibrillator”

2. “wearable card* defibrillator”

3. “wearable external cardiac defibrillator”

4. “wearable and automatic external defibrillator”

5. “LifeVest”

6. “Life Vest”

7. “wearable defibrillator”

8. “external defibrillator jacket”

9. “defibrillator vest”

10. “OR/1–9”

The * is the truncation symbol in MEDLINE, sometimes referred to as a “wildcard.”