Table 4.

Age-specific prevalence rate of acquired cerebellar ataxia

	Childhood (n = 25,539)	Adulthood (n = 23,070)	Middle-aged (n = 10,758)	Elderly (n = 3,216)	P-value
Acquired (noninherited) cerebellar ataxia	7 (27.41)	3 (13.0)	3 (27.89)	4 (124.38)	0.082
Vascular ataxia	0	1 (4.33)	3 (27.9)	4 (124.38)	0.000*
Postencephalitic ataxia	1 (3.92)	2 (8.67)	0	0	0.692
Ataxic cerebral palsy	6 (23.50)	0	0	0	0.015*

Notes: Values were given as number (prevalence were calculated per 100,000); We compared different age groups by proportions as a trend using EpiCalc 2000.

^*significant at an alpha level of 0.05.