Psychiatry A

Young Mania Rating Scale

Clinician-rated 11-item scale measuring severity of manic episodes. Widely used in bipolar disorder trials.

Elevated Mood*

Increased Motor Activity-Energy*

Sexual Interest*

Sleep (decreased need)*

Irritability*

Speech (Rate and Amount)*

Language-Thought Disorder*

Thought Content*

Disruptive-Aggressive Behaviour*

Appearance*

Insight*

Score interpretation

No / Minimal Mania 0–12

Score 0–12: Minimal or no manic symptoms

→ Routine monitoring; adjust maintenance therapy if appropriate

Mild Mania / Hypomania 13–19

Score 13–19: Mild mania or hypomania

→ Optimise mood stabiliser; increase outpatient contact

Moderate Mania 20–24

Score 20–24: Moderate manic episode (≥20 is the usual entry threshold in acute mania trials)

→ Pharmacotherapy adjustment; consider admission

Severe Mania 25–60

Score ≥25: Severe manic episode (≥25 best identified 'markedly ill' or worse on CGI-BP; Lukasiewicz 2013)

→ Psychiatric admission; antipsychotic + mood stabiliser; risk assessment

Interpretation bands for the YMRS. Apply clinical judgement and local guidance.

Young RC, et al. A rating scale for mania: reliability, validity and sensitivity. Br J Psychiatry. 1978;133:429-435.
Lukasiewicz M, et al. Young Mania Rating Scale: how to interpret the numbers? Determination of a severity threshold and of the minimal clinically significant difference in the EMBLEM cohort. Int J Methods Psychiatr Res. 2013;22(1):46-58.

Curated clinical cross-links plus same-class fallbacks.

Calculators

Drugs

Pathways

Decision support only — verify against a current formulary, NICE, or your local guideline before clinical use.