Table 1 Details of EEG abnormalities in clozapine-treated patients
EEG abnormalities | Frequency (N) | Percentage (%) |
|---|---|---|
Abnormal EEG | 65 | 60.75 |
Slow waves | 52 | 48.60 |
Epileptiform activity | 33 | 30.84 |
Slow wave type | ||
Delta | 13 | 12.15 |
Theta | 30 | 28.04 |
Both | 7 | 6.54 |
Slow wave localisation | ||
Focal | 20 | 18.7 |
Regional | 5 | 4.67 |
Generalised | 25 | 23.36 |
Epileptiform activity type | ||
Sharp wave | 31 | 28.97 |
Spikes | 13 | 12.15 |
Epileptiform wave localisation | ||
Focal | 4 | 3.74 |
Regional | 7 | 6.54 |
Generalised | 19 | 17.76 |
Combination | 4 | 3.74 |
Background asymmetry | 5 | 4.67 |
Poorly regulated background | 2 | 1.87 |
Abnormality with activation procedure | 3 | 2.80 |
Seizures | 1 | 0.9 |