Evaluation of the antipsychotic efficacy and safety of ziprasidone versus olanzapine, risperidone or quetiapine in patients with schizophrenia, schizoaffective and schizophreniform disorders under naturalistic conditions of clinical practice

Inclusion Criteria:

• Inpatients or outpatients with schizophrenia, schizoaffective and schizophreniform disorders (DSM-IV).
• Patients without adequate current treatment (i.e. intolerance to their current treatment or lack of efficacy of current treatment) based on clinical judgement of the investigator

Exclusion Criteria:

• A history of intolerance to ziprasidone, olanzapine, risperidone or quetiapine or any of its ingredients