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| Complication | Incidence, % |
|---|---|
| Lead migration | 13.2 |
| Infection | 3.4 |
| Hematoma | 0.3 |
| Paralysis | 0.03 |
| Cerebrospinal fluid leak | 0.3 |
| Unwanted stimulation | 2.4 |
| Pain over implant | 0.9 |
| Allergic reaction | 0.1 |
| Skin erosion | 0.2 |
| Lead breakage | 9.1 |
| Hardware malfunction | 2.9 |
| Loose connection | 0.4 |
| Battery failure | 1.6 |
| Other | 1.4 |
