Surgery-related |
Severe or permanent |
Brain edema or cyst | 1.6 | 1.2 |
Intracerebral hemorrhage | 0.3 | 0.0 |
Subdural empyema | 0.0 | 1.2 |
Mild and transient |
Brain edema or cyst | 2.6 | 0.0 |
Asymptomatic lacunar infarct | 2.0 | 0.0 |
Skin edema | 1.3 | 0.0 |
Deep vein thrombosis | 1.0 | 0.0 |
Fever | 1.0 | 0.0 |
Intracerebral hemorrhage | 1.0 | 0.0 |
Pneumonia | 0.3 | 0.0 |
Sore throat | 0.3 | 0.0 |
Urinary infection | 0.3 | 0.0 |
Neurological |
Severe or permanent |
Cognitive deficits | 1.3 | 0.0 |
Urinary incontinence | 0.7 | 0.0 |
Hemiplegia | 0.3 | 0.0 |
Seizure | 0.3 | 1.2 |
Disturbances of consciousness | 0.3 | 0.0 |
Headache | 0.3 | 0.0 |
Mild and transient |
Headache | 19.2 | 0.0 |
Cognitive deficits | 9.1 | 9.9 |
Vestibular symptoms | 9.1 | 0.0 |
Urinary incontinence | 6.2 | 1.2 |
Disturbances of consciousness | 4.9 | 0.0 |
Paresthesia | 2.9 | 0.0 |
Hiccup | 2.3 | 0.0 |
Vertigo | 1.3 | 0.0 |
Abdominal discomfort | 1.0 | 0.0 |
Seizure | 0.3 | 4.9 |
Urinary retention | 0.0 | 2.5 |
Sialorrhea | 0.3 | 0.0 |
Muscle pain | 0.3 | 0.0 |
Neurobehavioural |
Severe or permanent |
Personality changes | 2.9 | 0.0 |
Behaviour disorder* | 1.6 | 0.0 |
Suicide | 0.0 | 2.5 |
Mild and transient |
Behaviour disorder* | 10.4 | 0.0 |
Mood changes† | 6.5 | 0.0 |
Personality changes | 2.0 | 4.9 |
Other |
Severe or permanent |
Weight change | 1.6 | 1.2 |
Mild and transient |
Weight change | 5.9 | 0.0 |
Median incidence (range) |
Severe or permanent | 0.3 (0.0–2.9) | 0.0 (0.0–2.5) |
Mild and transient | 1.7 (0.0–19.2) | 0.0 (0.0–9.9) |