Complex sentence: Schizophreniform disorder is characterized by the presence of the criterion A symptoms of schizophrenia, including delusions, hallucinations, disorganized speech, disorganized or catatonic behavior, and negative symptoms.
Split into simpler sentences: Schizophreniform disorder is characterized by the presence of criterion A symptoms of schizophrenia. These include: delusions, hallucinations, disorganized speech, disorganized or catatonic behavior, and negative symptoms.