A preliminary study of the Kiddie Schedule for Affective Disorders and Schizophrenia for School-Age Children mania rating scale for children and adolescents.

Objective: To construct a mania rating scale designed for children and adolescents.

Methods: Fourteen questions from the Kiddie Schedule for Affective Disorders and Schizophrenia for School-Age Children-Present Episode (K-SADS-P) 1986 version plus a new item assessing mood lability were used to construct a clinician-rated mania rating scale (K-SADS-MRS). Interrater reliability was determined prospectively with 22 patients from a bipolar outpatient clinic.