The use of ECT in intellectual disability.

Hagopian et al. (1999) asked doctors about eight adults with intellectual disability who had received electroconvulsive therapy, also called ECT.

The team wanted to know when ECT helped most and why it was chosen for these clients.

Doctors said ECT worked best when the person’s depression had clear biological signs, such as early waking or weight loss, or when the person also showed psychotic features.

ECT was rarely used, but these features could guide future referrals.

Petry et al. (2007) reviewed antidepressant pills for the same group and found only modest gains, hinting that severe cases may need stronger options like ECT.

Porter et al. (2008) and Boudreau et al. (2015) later showed that staff-run group CBT also cuts depression scores in adults with mild ID, giving a non-medical path for less severe mood drops.

Together the papers draw a stepped-care map: try CBT first for mild to moderate symptoms, reserve ECT for the small slice who show biological or psychotic features.

If you serve adults with ID who stop eating, scream at night, or talk about voices, flag these as possible biological or psychotic depression. Ask the psychiatrist if an ECT consult makes sense while you keep behavior data. For everyone else, start with staff-led CBT and track mood weekly.