Yale Global Tic Severity Scale.
YGTSS
Tic severity in Tourette syndrome and other tic disorders - motor and phonic tics each rated on number, frequency, intensity, complexity and interference, plus a separate global impairment rating
- Provisionally grouped under
- Length and format
- A tic-symptom checklist (approx 50 motor and phonic tic descriptors) plus 10 severity dimension ratings and 1 impairment rating. clinician 0-5 ratings per dimension (motor 0-25, phonic 0-25, total tic score 0-50) and a 0-50 impairment rating (clinician-rated/interview)
- Language versions
- Canadian French, ES, PL, DE, NL, IT, ZH, JA and others (approx)
- Licence
- open with attribution
Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date.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
- Leckman, J.F., Riddle, M.A., Hardin, M.T., et al. (1989). The Yale Global Tic Severity Scale: initial testing of a clinician-rated scale of tic severity. Journal of the American Academy of Child and Adolescent Psychiatry, 28(4), 566-573.
More in Clinical: specific disorders
- ASRS v1.1 - Adult ADHD Self-Report Scale v1.1
18 (Part A 6 + Part B 12). open with attribution.
- UPPS-P Impulsive Behavior Scale
59 (full); SUPPS-P 20-item short form. open with attribution.
- ASI - Addiction Severity Index
Approx 200 items across the 7 problem areas (varies by edition). public-domain / open.
- ADHD-RS-5 - ADHD Rating Scale-5 for Children and Adolescents
18 symptom items (+ 12 impairment items in the 2016 edition). copyrighted - commercial.
- AUDIT - Alcohol Use Disorders Identification Test
10 items. open with attribution.
- AUDIT-C - Alcohol Use Disorders Identification Test - Consumption
3 items. open with attribution.
Use this instrument with your own participants
Research Seat is our white-label assessment platform for research teams and academics: we host and deliver an instrument under your branding, score it, and hand back the data. Whether we can deliver this particular one depends on its licence, which here is open with attribution. Tell us what you are measuring and we will say what is possible.