Clinical genetic testing in schizophrenia: a systematic review and meta-analysis

Brah HS (lead author), Sran N, Sanghani S, et al., Besterman AD · Biological Psychiatry 99(7):541–549, 2026

Across 31 studies and 20,476 people with schizophrenia, clinical genetic testing found a clinically significant variant in about 6%: similar for chromosomal microarray, exome and genome sequencing. Results varied widely between studies, and no studies came from Latin America, South Asia or Africa.