The ICARS was developed to quantify the level of impairment as a result of ataxia as related to hereditary ataxias. Disorders rated as subscales within the ICARS are: Postural and gait disturbances, Limb Ataxia, Dysarthria, and Oculomotor disorders.
19
20-30 minutes
Depends on proficiency of administrator and amount of involvement of patient
Initially reviewed by Maryleen K. Jones, PT, MPT, NCS, CLT in 10/2013.
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Spinocerebellar Ataxia:
(Schmitz-Hubsch et al, 2006)
Spinocerebellar Ataxia:
(Schmitz-Hubsch et al, 2006)
Spinocerebellar Ataxia & Friedreich’s Ataxia:
(Storey et al, 2004; n = 22; n = 11 for SCA Type 1; n = 1 for SCA Type 2, and n = 10 for Friedreich’s Ataxia; Avg. Age of 37.6. SD not reported)
Friedreich’s Ataxia:
(Burk et al, 2009, n = 96, mean age 29 (13); Disease Duration = 16 (10) years.)
Spinocerebellar Ataxia:
(Schmitz-Hubsch et al, 2006)
Multiple System Atrophy Cerebellar Type:
(Tison et al, 2002, n = 50; mean age = 67.6 years, SD not reported, Disease Duration = 66 months SD not reported.)
Multiple System Atrophy Parkinson’s Type:
(Tison et al, 2002, n = 50; mean age = 67 years, SD not reported, Disease Duration = 82.8 months, SD not reported)
Frediedreich’s Ataxia:
(Metz et al, 2012; n = 603; mean Age = 27 (13.2) years; Disease Duration = 14.3 (9.1) years)
Spinocerebellar Ataxia:
(Schmitz-Hubsch et al, 2006)
Spinocerebellar Ataxia:
(Schmitz-Hubsch et al, 2006)
ICARS score to disease Stage as rated by Klockgether & Colleagues:
Friedreich’s Ataxia:
(Metz et al, 2012)
Friedeich’s Ataxia:
(Fahey et al, 2007; n = 76; assessed at 12 months)
Spinocerebellar Ataxia:
(Franca et al, 2009; n = 34; assessed at 13 months)
Chronic Alcoholics:
(Fitzpatrick et al, 2012; n = 49, mean Age = 53.41 (9.53) years; Years of Heavy Drinking = 33.80 (10.64) years)
Burk, K., Malzig, U., et al. (2009). "Comparison of three clinical rating scales in Friedreich ataxia (FRDA)." Mov Disord 24(12): 1779-1784. Find it on PubMed
Cano, S. J., Hobart, J. C., et al. (2005). "International Cooperative Ataxia Rating Scale (ICARS): appropriate for studies of Friedreich's ataxia?" Mov Disord 20(12): 1585-1591. Find it on PubMed
Fahey, M., Corben, L., et al. (2007). "How is disease progress in Friedreich’s ataxia best measured? A study of four rating scales." Journal of Neurology, Neurosurgery & Psychiatry 78(4): 411-413.
Fitzpatrick, L. E., Jackson, M., et al. (2012). "Characterization of cerebellar ataxia in chronic alcoholics using the International Cooperative Ataxia Rating Scale (ICARS)." Alcoholism: Clinical and Experimental Research 36(11): 1942-1951.
Metz, G., Coppard, N., et al. (2013). "Rating disease progression of Friedreich's ataxia by the International Cooperative Ataxia Rating Scale: analysis of a 603-patient database." Brain 136(Pt 1): 259-268. Find it on PubMed
Saute, J. A. M., Donis, K. C., et al. (2012). "Ataxia Rating Scales—Psychometric Profiles, Natural History and Their Application in Clinical Trials." The Cerebellum 11(2): 488-504.
Schmitz-Hubsch, T., Tezenas du Montcel, S., et al. (2006). "Reliability and validity of the International Cooperative Ataxia Rating Scale: a study in 156 spinocerebellar ataxia patients." Mov Disord 21(5): 699-704. Find it on PubMed
Storey, E., Tuck, K., et al. (2004). "Inter-rater reliability of the International Cooperative Ataxia Rating Scale (ICARS)." Mov Disord 19(2): 190-192. Find it on PubMed
Tison, F., Yekhlef, F., et al. (2002). "Application of the International Cooperative Ataxia Scale rating in multiple system atrophy." Mov Disord 17(6): 1248-1254. Find it on PubMed
Trouillas, P., Takayanagi, T., et al. (1997). "International Cooperative Ataxia Rating Scale for pharmacological assessment of the cerebellar syndrome. The Ataxia Neuropharmacology Committee of the World Federation of Neurology." J Neurol Sci 145(2): 205-211. Find it on PubMed
We have reviewed more than 500 instruments for use with a number of diagnoses including stroke, spinal cord injury and traumatic brain injury among several others.