Table 1.

MAIS scores of each patient group before and after cochlear implantation.

Group	Before Implantation	After activation			P Value
		3 Months	6 Months	12 Months
Group A (10)	8.90 ± 2.51	23.60 ± 3.10	27.70 ± 3.34	31.90 ± 5.02	<0.01
Group B (26)	13.42 ± 3.35	26.31 ± 3.11	28.81 ± 3.69	31.19 ± 3.81	<0.01
Group C (62)	13.94 ± 4.40	20.55 ± 3.66	24.68 ± 3.23	28.44 ± 3.33	<0.01
F Value	6.85	25.90	15.10	7.6
P Value	0.002	0.000	0.000	0.001