. Author manuscript; available in PMC: 2013 Sep 1.

Published in final edited form as: J Child Neurol. 2012 Jun 29;27(9):1133–1137. doi: 10.1177/0883073812448230

Table 3.

Major Clinical Features of FRDA and Their Frequency from 3 Studies⁴⁷

Symptom	Harding¹⁴	Durr⁸	Delatycki⁷
Ataxia	99	100	100
Dysarthria	97	91	95
Absent lower limb reflexes	99	87	74
Scoliosis	79	60	78
Pes cavus	55	55	74
Swallowing disturbance	-	27	-
Sphincter disturbance	-	23	41
Reduced vision	18	13	-
Hearing impairment	8	13	-
Cardiomyopathy on echocardiogram	-	63	65
Diabetes/abnormal glucose tolerance	10	32	8