Indications by ESC 2013 classification
| Indication | n |
|---|---|
| Class I Indications | |
| Complete Heart Block | 67 |
| Severe Left Ventricular Failure (EF 535%) | 39 |
| Second Degree Type II Heart Block | 39 |
| Sick Sinus Syndrome | 33 |
| Atrial Fibrillation – Class I Indications | 25 |
| Secondary Prevention: Ventricular Fibrillation Arrest | 7 |
| CRT-D: Left or Right Bundle Branch Block | 6 |
| Secondary Prevention: Sustained Ventricular Tachycardia | 5 |
| Long QT Syndrome/Torsades de Pointes | 2 |
| Carotid Sinus Hypersensitivity | 1 |
| Ventricular Standstill | 1 |
| Paroxysmal Atrial Fibrillation | 4 |
| Brugada Syndrome | 2 |
| Symptomatic Sinus Arrest/Pauses >6 seconds | 14 |
| Secondary Prevention: Non-Sustained Ventricular Tachycardia | 3 |
| 248 | |
| Class II Indications | |
| Atrial Fibrillation – Class II Indications | 17 |
| Symptomatic Sinus Bradycardia | 4 |
| Hypertrophic Cardiomyopathy – Primary Prevention | 4 |
| Symptomatic Heart Block | 5 |
| Hypertrophic Cardiomyopathy – Secondary Prevention Ventricular Tachycardia | 3 |
| Sinus Node Dysfunction | 1 |
| Symptomatic First Degree Heart Block | 1 |
| PPM: Left or Right Bundle Branch Block | 1 |
| 36 | |
| Class III Indications | |
| Trifascicular Block | 2 |
| Syncope | 2 |
| Bifascicular Block | 1 |
| 5 | |
| Other | |
| Unknown | 3 |
| TOTAL | 292 |