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Table 1 Phenotypes and genotypes of the family members

From: Phenotypic Heterogeneity in a DFNA20/26 family segregating a novel ACTG1 mutation

Family member

Sex

Age (years)

Genotype

Phenotype

GJB2

ACTG1

Age of onset (years)

PTA (Left) (dB)

PTA(Right) (dB)

1 (I:1)

M

69

N

HT c.638A > G

15

86.25

95.00

2 (I:2)

F

68

HT c.109G > A

N

/

/

/

3 (II:1)

F

43

HT c.109G > A

HT c.638A > G

17

>93.75

>98.75

4 (II:2)

M

44

HT c.109G > A

N

/

/

/

5 (II:3)

M

41

N

HT c.638A > G

14

/

/

6 (II:4)

F

40

N

N

/

/

/

7 (II:5)

M

36

N

HT c.638A > G

16

/

/

8 (II:6)

F

37

N

N

/

/

/

9 (III:1)

F

21

HT c.109G > A

HT c.638A > G

19

>76.25

>71.25

10 (III:2)

M

15

HM c.109A > G

HT c.638A > G

Birth

56.25

61.25

11 (III:3)

M

13

N

HT c.638A > G

12

51.25

23.75

12 (III:4)

M

15

N

HT c.638A > G

15

37.50

35.00

13 (III:5)

F

12

N

N

/

10.00

11.25

  1. M male, F female, N normal, HT heterozygous, HM homozygous, PTA pure-tone audiometry