C-SSRS Already Enrolled Subjects - Duration of Most Severe Ideation (Since Study Start)

**Semantic type:** Intellectual Product

**Definition:** Columbia-Suicidality Severity Rating Scale Already Enrolled Subjects (C-SSRS Already Enrolled Subjects ) When you have the thoughts, how long do they last? (Since Study Start).

**Synonyms:** - CSS05-Most Severe Idea, Duration-Since - CSS05-Most Severe Idea, Duration-Since - CSS0508B