This multicenter, prospective, non-interventional study will evaluate the prevalence and characteristics of patients with persistent symptoms of schizophrenia and the course of their illness over 24 months.

Inclusion Criteria:

Patients:

• Adult patients, >/= 18 years of age
• Diagnosis of schizophrenia according to Diagnostic and Statistical Manual for Mental Disorders, 4th Edition, Text Revision (DSM-IV-TR) or International Classification of Diseases, 10th revision (ICD-10)

Caregivers:

• Age >/= 18 years
• Family member or friend of the patient, who spends at least 4 hours a week with the patient

Exclusion Criteria:

• Acute psychotic exacerbation in the 3 months prior to the baseline observation (e.g. hospitalization or increased psychiatric care in order to prevent hospitalization)
• Enrolled in an interventional study at the baseline observation

Patients with persistent symptoms of schizophrenia