Early-onset schizophrenia occurs before age 18. Very early-onset schizophrenia in children younger than age 13 is extremely rare.
[mayoclinic.com]
Childhood-onset schizophrenia is defined as schizophrenia with onset prior to the age of 13 years, and early-onset schizophrenia describes schizophrenia between the ages of
[library.neura.edu.au]
With childhood schizophrenia, the early age of onset presents special challenges for diagnosis, treatment, education, and emotional and social development.
[mayoclinic.com]