Young Mania Rating Scale.

YMRS

What it measures

Clinician-rated severity of manic symptoms (elevated mood, increased motor activity/energy, sexual interest, sleep, irritability, speech, language/thought disorder, content, disruptive-aggressive behavior, appearance, insight) over the preceding ~48 hours

Length and format

11 items. Clinician rating; 7 items 0-4 and 4 items (irritability, speech, content, disruptive-aggressive) double-weighted 0-8; total 0-60 (clinician-rated/interview)

Language versions

Most major languages worldwide; the standard mania endpoint in international trials

Normative data

No normative data held in our reference library for this instrument. That is a statement about our library, not about the published literature.

Licence

public-domain / open

Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date. Confirm terms with the copyright holder or publisher before using an instrument, especially for commercial use.

Reference

Young, R. C., Biggs, J. T., Ziegler, V. E., & Meyer, D. A. (1978). A rating scale for mania: reliability, validity and sensitivity. British Journal of Psychiatry, 133(5), 429-435.