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.
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.
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.
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.
Storey, E., Tuck, K., et al. (2004). "Inter-rater reliability of the International Cooperative Ataxia Rating Scale (ICARS)." Mov Disord 19(2): 190-192.
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.
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.
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.