Mutation Analysis of the Common Deafness Genes in Patients with Nonsyndromic Hearing Loss in Linyi by SNPscan Assay

Table 1

Deaf patients () categorized by their clinical characteristics.

	Simplex ()	Multiplex ()
Sex
Male	179	17
Female	125	18
Age at the test
0–6 years	153	13
6–18 years	122	21
18–35 years	29	1
Age of onset
Early onset (≤6 years)	303	35
Late onset (>6 years)	1	0
Severity of hearing impairment
Mild	0	0
Moderate	11	0
Severe	56	5
Profound	237	30