Incidence of Brain Abnormalities Detected on Preoperative Brain MR Imaging and Their Effect on the Outcome of Cochlear Implantation in Children with Sensorineural Hearing Loss

Table 2

IT-MAIS score of children with SNHL before and after cochlear implantation.

Group	All SNHL children ()		WMC group ()		WMC group ()
IT-MAIS score	Before	After	Before	After	Diffuse ()	Focal ()
	1.55 ± 0.86	24.50 ± 5.68	1.54 ± 0.82	24.55 ± 6.71	18.20 ± 5.85^a	27.00 ± 3.10^b

WMC indicates white mater change. The number in the parenthesis means the number of the patients in each group. ^a,bThe score means the improvement of IT-MAIS score in the two groups.