Use of Electroconvulsive Therapy for Catatonia in Down Syndrome Regression Disorder: A Systematic Review, Case Series, and Analysis.

Combining all patients from case series and the systematic review, there were 17 pre-electroconvulsive therapy and 15 post-electroconvulsive therapy Bush Francis Catatonia Rating Scale (Bush Francis Catatonia Rating Scale) scores reported from 7 sites/studies.

The mean pre-electroconvulsive therapy Bush Francis Catatonia Rating Scale score from all patients was 17.40 (SD = 5.72) and the mean post-electroconvulsive therapy Bush Francis Catatonia Rating Scale score was 4.40 (SD = 5.26).

No severe adverse events were reported.