BACKGROUND: Schizophrenia is a psychopathological syndrome clinic involving cognition, emotion, perception and other aspects from the individual which interferences. This interference is normally started before age 25, and it can affect all social classes. AIM: To find out the difference in total positive and negative syndrome scale (PANSS) scores in schizophrenia between Bataknese and Javanese who have received treatment with risperidone. METHODS: This study is a prospective study. This study used numeric comparative analytic two unpaired groups to observe the differences of PANSS score of the man with schizophrenia between Bataknese and Javanese who had received risperidone treatment. RESULTS: Our study found that the average score of PANSS for Bataknese was 49.76 ± 12.65 and Javanese was 42.43 ± 9.05. CONCLUSION: There was a difference score of PANSS for the man with schizophrenia between Bataknese and Javanese who had received risperidone treatment for 6 weeks (p = 0.037).