Table 5.
Heartbeat types associated with beats in DS1.
| AAMI Class | MIT-BIH annotation | Description | Classification |
|---|---|---|---|
| Non-ectopic beat | N | Normal beat | Normal (93,486 beats) |
| L | Left bundle branch block beat | ||
| F | Right bundle branch block beat | ||
| j | Nodal (junctional) escape beat | ||
| e | Atrial escape beat | ||
|
| |||
| Supraventricular ectopic beat | a | Aberrated atrial premature beat | |
| S | Ectopic supraventricular beat | ||
| A | Atrial premature contraction | ||
| J | Nodal (junctional) premature beat | ||
|
| |||
| Fusion beat | F | Fusion of ventricular and normal beat | |
|
| |||
| Unknown beat | / | Paced beat | |
| Q | Unclassifiable beat | ||
| F | Fusion of paced and normal beat | ||
|
| |||
| Ventricular ectopic beat | ! | Ventricular flutter/fibrillation | Abnormal (7470 beats) |
| E | Ventricular escape beat | ||
| V | Premature ventricular contraction | ||