Table 2.

Comparative analysis of visual cortical electromagnetic intensity between the two groups (nA.m, x¯ ± s).

Groups	Pre-surgery	1 week post-surgery	2 weeks post-surgery	1 month post-surgery	3 months post-surgery	6 months post-surgery	9 months post-surgery	12 months post-surgery
Prelingual deaf group (n = 20)	2.18 ± 0.24	2.19 ± 0.16	2.21 ± 0.20	2.40 ± 0.18abc	2.29 ± 0.20c	2.08 ± 0.15abcde	1.75 ± 0.16abcdef	1.67 ± 0.22abcdef
Control group (n = 20)	1.62 ± 0.18	1.62 ± 0.18	1.62 ± 0.18	1.62 ± 0.18	1.62 ± 0.18	1.62 ± 0.18	1.62 ± 0.18	1.62 ± 0.18
t	8.348	10.585	9.806	13.703	11.136	8.780	2.414	0.787
p	<0.001	<0.001	<0.001	<0.001	<0.001	<0.001	0.021	0.436

Compared with pre-surgery, ^ap < 0.05; Compared with 1 week post-surgery, ^bp < 0.05; Compared with 2 weeks post-surgery, ^cp < 0.05; Compared with 1 month post-surgery, ^dp < 0.05; Compared with 3 months post-surgery, ^ep < 0.05; Compared with 6 months post-surgery, ^fp < 0.05.