Objective: The aim of this study is to determine the reliability and validity of “Charleston Psychiatric Outpatient Satisfaction Scale” which is widely used worldwide in various outpatient psychiatry clinics.

Material and Method: The study was conducted on 136 consecutive patients, who agreed to participate, from a private psychiatry clinic which practises outpatient diagnostic evaluation and treatment. The participants were evaluated using a demografic information survey and the Turkish version of the Charleston Psychiatric Outpatient Satisfaction Scale. Construct validity was assed using varimax rotation and pricipal components analysis. Skewness in score distributions and floor and ceileng effects were evalutaed to asses the Content validity. Reliabilty of the scale was determined via Cronbach alha calculation.

Results: The adequacy index of the sample was 0.801. Factor analysis yielded 3 factors which explained 63.87% of the variance. Cronbach alpha reliability index was determined as 0.83. No significant interactions between the demographic variables and satisfaction scores were observed.

Conclusion: The Turkish version of the Charleston Psychiatric Outpatient Satisfaction Scale assed in this study is a valid and reliable tool to evaluate outpatient satisfaction in our country.