Table 4.

Correlation index under control conditions and in gabazine, averaged over five retinas

Distance (μm)	Correlation index									p value
	Control			Gabazine
	n	Mean	SD	n	Mean	SD
60	196	16.85	3.00	222	30.99	8.45	1.26 × 10−72
104	167	14.31	2.71	194	27.71	6.54	2.62 × 10−79
120	153	13.32	2.65	172	26.61	6.47	1.49 × 10−72
159	267	11.41	2.50	295	23.96	6.35	1.16 × 10−119
180	119	10.51	2.38	129	22.41	4.96	1.57 × 10−65
208	99	8.84	2.16	113	20.74	4.87	1.49 × 10−57
216	194	8.91	2.24	215	20.41	5.07	2.02 × 10−101
240	96	8.08	2.35	107	19.71	4.96	2.73 × 10−52
262	159	7.12	1.85	174	18.55	4.91	9.09 × 10−88
275	149	6.75	2.17	163	17.98	4.62	1.58 × 10−83
300	63	5.83	1.96	64	16.50	3.83	6.19 × 10−40
312	72	5.71	1.86	77	17.10	4.34	6.19 × 10−45
317	104	5.53	1.86	115	16.47	4.14	4.72 × 10−65
334	96	5.11	1.89	104	15.87	3.81	5.51 × 10−63
360	27	4.88	2.059	32	14.41	3.88	2.63 × 10−16
365	68	4.71	1.58	72	15.67	4.59	1.86 × 10−39
375	61	4.35	1.55	63	15.18	4.46	8.05 × 10−36
393	48	4.07	1.65	46	14.27	3.35	3.49 × 10−33
416	16	3.97	1.26	18	15.19	3.21	3.04 × 10−14
420	38	3.74	1.45	44	15.51	4.46	9.34 × 10−26
433	15	3.59	1.41	16	15.10	3.81	1.06 × 10−11
453	7	2.51	0.66	10	12.35	3.12	9.51 × 10−07
480	1	1.82	—	1	8.26	—	—

For each interelectrode distance, the value of n refers to the number of electrode pairs separated by this distance. The set of distances is determined by the geometry of the multielectrode array. These data are summarized in Figure 4Bii.