Clinical Application of Screening for GJB2 Mutations before Cochlear Implantation in a Heterogeneous Population with High Rate of Autosomal Recessive Nonsyndromic Hearing Loss

Table 2

Ethnicity of the studied population compared to overall composition in Iran.

Ethnicity	Number	Percentage	Percentage in Iran
Fars	68	33.8	51
Turk	44	21.9	24
Gilak/Mazandarani	34	16.9	8
Kurd	16	8.0	7
Lur	13	6.5	2
Arab	9	4.5	3
Pakistani	1	0.5	<1
Afghan	1	0.5	<1
Mixed	14	7.0	5 (other)
Not known	1	0.5	—
Total	201	100	100