Efficacy Study of Paliperidone to Evaluate Subjective Change in Well-being and Drug Attitude in Schizophrenic Participants

Inclusion Criteria

• •Participants who are diagnosed with schizophrenia (diagnosis criteria: Diagnostic and Statistical Manual of Mental Disorders, fourth edition \[DSM-IV\])
• •Participants who need to change the antipsychotic drug to another one for the following reasons among the participants treated with an antipsychotic drug for more than two weeks before the screening-Lack of efficacy, lack of tolerance or lack of compliance
• •Participants who are capable of and willing to fill out the questionnaire for themselves
• •Childbearing potential women who consent to the use of the consistently permissible contraception (oral contraceptive, contraceptive injection, intrauterine device, double barrier method and contraceptive patch)
• •Participants who are compliant with self-medication or can receive consistent help or support