Table 3. Synopsis of the available information on TDT and TDMT in disorders of the central nervous system.

Condition	TDT	TDMT	Reference Number
Parkinson’s disease	Abnormal	Abnormal	8,9
Essential Tremor	Normal	Abnormal	11
Dystonia	Abnormal	Normal	2,5–7, 11, 17–19
Cerebellar ataxia	Abnormal	Abnormal	This study

TDT: temporal discrimination threshold; TDMT: temporal discrimination movement thresholds (TDMT).