Table 1.

Measures of neuronal activity during presentation of the flash stimulus and during visually guided reaching

	n	Onset latency (ms)	Duration (ms)	Peak latency (ms)	Peak frequency change (impulses s−1)
Purkinje cell simple spikes
Flash excitatory	19	40 ± 30	35 ± 24	48 ± 24	31 ± 19
Flash inhibitory	6	33 ± 20	98 ± 36	54 ± 17	−22 ± 9
Target onset excitatory	15	46 ± 39	41 ± 21	58 ± 51	22 ± 10
Target onset inhibitory	8	46 ± 28	46 ± 41	55 ± 32	−15 ± 4
‘GO’ signal excitatory	12	66 ± 27	61 ± 51	105 ± 43	50 ± 17
‘GO’ signal inhibitory	2	63 ± 32	60 ± no s.d.	163 ± 103	−27 ± 16
Target stop excitatory	5	95 ± 51	123 ± 98	166 ± 95	24 ± 11
Target stop inhibitory	5	71 ± 52	68 ± 60	251 ± 169	−24 ± 7
Right EOG excitatory	8	−1 ± 74	72 ± 39	24 ± 67	28 ± 14
Right EOG inhibitory	1	10	20	25	−16
Left EOG excitatory	2	30 ± 56	60 ± no s.d.	118 ± 180	31 ± 12
Left EOG inhibitory	1	15	25	20	−10
Purkinje cell complex spikes
Flash excitatory	8	59 ± 25	36 ± 17	69 ± 21	11 ± 6
Target onset excitatory	2	48 ± 17	58 ± 11	58 ± 11	6 ± 3
‘GO’ signal excitatory	3	85 ± 13	53 ± 13	100 ± 27	16 ± 7
Non-Purkinje cell
Flash excitatory	7	36 ± 20	46 ± 37	51 ± 24	25 ± 19
Target onset excitatory	9	23 ± 13	38 ± 20	35 ± 15	36 ± 43
‘GO’ signal excitatory	6	64 ± 57	41 ± 35	118 ± 82	71 ± 58

Values are means ± s.d.