From: Electroconvulsive therapy electrode placement for bipolar state-related targeted engagement
 | Electrode placement | Cognitive assessment | Cognitive outcome |
---|---|---|---|
Mania | |||
 Mohan et al. (2009) | BT | Mini Mental State Exam, Wechsler Memory Scale, Scale for autobiographical memory | MMSE and WMS scores declined in both groups, but no group differences between seizure threshold and 2.5 times seizure threshold |
 Rezaei et al. (2012) | BT | Mini Mental State Exam, Reorientation time | MMSE scores declined in both groups (± remifentanil), but no group differences |
 Barekatain et al. (2008) | BT and BF | Mini Mental State Exam | BF group had higher MMSE scores after the 6th and final ECT treatment |
 Hiremani et al. (2008) | BT and BF | Trail Making Test, Verbal Fluency Test (Category), Paired Associate Learning Test, and Complex Figure Test (completed after fifth ECT treatment) | No group differences |
Depression | |||
 Kessler et al. (2014) | RUL (and pharmacotherapy) | MATRICS Consensus Cognitive Battery, Autobiographical Memory Interview-Short Form | Both groups demonstrated improvement in every domain of MCCB with no group by time interaction; AMI-SF had a group by time interaction indication reduced autobiographical memory consistency in the ECT arm |