[Retracted] Digital-Based Analysis of Speech Rehabilitation Data for Preschool-Age Exceptional Children

Table 2

Means and standard deviations of the mean language age of exceptional children in different implantation age groups at different assessment points.

Group by implantation age		Mean language age before operation	First average language age	Second average language age	Third average language age	Fourth average language age	Fifth average language age	Sixth average language age	Seventh average language age
3-year-old group	Average value	0.132	0.324	1.063	1.818	2.262	2.621	2.897	3.293
		26	26	26	26	26	26	26	26
	Standard deviation	0.4578	0.7465	0.8187	0.8759	0.9695	1.0533	0.9963	0.8736
4-year-old group	Average value	0.900	0.698	1.289	1.858	2.379	2.765	3.059	3.329
		32	32	32	32	32	32	32	32
	Standard deviation	1.2623	.9677	1.0987	1.0922	0.0168	1.1599	1.2226	1.2531
5-year-old group	Average value	1.647	1.399	2.152	2.536	3.092	3.405	3.475	3.778
		27	27	27	27	27	27	27	27
	Standard deviation	1.2203	1.0633	1.1208	0.8939	0.7744	1.0107	1.1138	1.0955
6-year-old group	Average value	2.092	1.583	2.829	3.119	3.529	3.765	3.967	4.146
		13	13	13	13	13	13	13	13
	Standard deviation	1.1141	1.1815	1.1818	1.1109	1.3306	1.3345	1.3276	1.4175
Total	Average value	1.053	0.903	1.657	2.188	2.687	3.028	3.245	3.544
		98	98	98	98	98	98	98	98
	Standard deviation	1.2596	1.0685	1.2034	1.0776	1.0764	1.1733	1.1859	1.1651