Table.2.

The mean amplitude and latency of C1 component (average ± SD)

			Contralateral		Ipsilateral
			Valid	Invalid	Valid	Invalid
C1 amplitude (µV)	Young	Low	−0.44±0.62	−0.45±0.7	−0.87±1.05	−1.36±0.87
		High	−0.52±0.54	−0.39±0.5	−0.83±1.11	−1.29±0.58
	Old	Low	−0.42±0.63	−0.63±0.91	−0.68±0.7	−0.93±0.85
		High	−0.32±0.91	−0.48±0.58	−0.71±0.84	−1.16±0.96
C1 latency (ms)	Young	Low	68.39±5.02	68.18±3.3	78.39±5.31	80.27±5.44
		High	64.57±3.92	68.98±7.76	77±3.87	76.6±4.92
	Old	Low	73.46±4.99	74.21±4.8	79.77±5.7	80.25±4.65
		High	72.59±3.33	74.93±3.19	78.79±5.14	81.46±4.71