Table 1.

Peak latency and amplitude of Change-P50m and P50m

	Latency (ms)		Amplitude (nAm)		Inhibition (%)
PPI	Lt	Rt	Lt	Rt	Lt	Rt
Test alone	69 ± 10	68 ± 6	9.8 ± 4	12.7 ± 4.4
30 ms	67 ± 9	70 ± 12	6.1 ± 4.1	4.4 ± 2.9	40 ± 27	65 ± 26
60 ms	74 ± 13	71 ± 11	5.1 ± 3.9	5.7 ± 3.7	44 ± 34	56 ± 20
90 ms	73 ± 9	72 ± 7	6.6 ± 4.2	6.3 ± 3.4	33 ± 35	49 ± 23
P50 Sensory gating
Click 1	52 ± 10	49 ± 10	13.5 ± 6.2	15.2 ± 5.0
Click 2	53 ± 13	52 ± 13	6.8 ± 3.1	8.5 ± 4.3	43 ± 24	47 ± 23

Values are the mean ± SD.