HDRS
Hamilton Depression Rating Scale (HDRS)
The Hamilton Depression Rating Scale (HDRS) is a clinician-administered assessment tool that measures the severity of depressive symptoms in adults. It is mainly used to monitor the course of depression and to assess the effectiveness of treatments. Scoring requires clinical observation and a structured interview.
- Number of questions
- 17 questions
- Estimated duration
- 20 minutes
- Language
- English
- Original name
- Hamilton Depression Rating Scale
- Target audience
- Adults
- Authors
- Max Hamilton (1960)
- Category
- Depression
Scoring & interpretation
Each item is rated by the examiner on a scale from 0 to 2 or 0 to 4, depending on the item. The total score is obtained by summing the items; the higher it is, the more severe the depression: <7 absent, 8-13 mild, 14-18 moderate, 19-22 severe, ≥23 very severe.
Available alternatives
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