Indications for CIED insertion
| CIED indication | Frequency | Percentage (%) |
| PPM (n=38) | ||
| Tachy-brady with coexisting AF | 5 | 13.2 |
| Sinus node dysfunction | 9 | 23.7 |
| Bifascicular and trifascicular block | 3 | 7.9 |
| Second degree AV block | 10 | 26.2 |
| Third degree AV block | 9 | 23.7 |
| No clear indication | 2 | 5.3 |
| ICD (n=43) | ||
| Presumed dual pathology with HCM | 7 (three confirmed mutation) | 16.3 (7.0) |
| Symptomatic VT | 9 | 20.9 |
| Multiple risk factors | 14 | 32.6 |
| PPM indication with asymptomatic NSVT | 4 | 9.3 |
| Asymptomatic NSVT | 8 | 18.6 |
| Other (LQTS with syncope) | 1 | 2.3 |
| CRT (n=9) | ||
| Symptomatic LVSD (NYHA class 3) with LBBB | 7 | 77.8 |
| No clear indication | 2 | 22.2 |
AF, atrial fibrillation; AV, atrioventricular; CIED, cardiovascular implantable electronic device; CRT, cardiac resynchronisation therapy; HCM, hypertrophic cardiomyopathy; ICD, implantable cardioverter-defibrillator; LBBB, left bundle branch block; LQTS, long QT syndrome; LVSD, left ventricular systolic dysfunction; NSVT, non-sustained ventricular tachycardia; NYHA, New York Heart Association; PPM, permanent pacemaker; VT, ventricular tachycardia.