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Table 2 The at risk of couples and female

From: The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases

Disease

n

Gene*

Variants

Frequency (%)

AR

56

  

5.34a

DFNB1A

27

GJB2

c.109G > A, c.109G > A

2.55a

 

10

 

c.235delC, c.109G > A

 
 

2

 

c.235delC, c.235delC

 
 

1

 

c.109G > A, c.139G > T

 
 

1

 

c.583A > G, c.109G > A

 
 

1

 

c.508_511dupAACG, c.235delC

 

α-thalassemia

1

HBA1/2

-alpha 3.7, -alpha 3.7

0.38a

 

2

 

-SEA, -alpha 3.7

 
 

1

 

-alpha 3.7, -SEA

 

PCD

1

SLC22A5

c.1195C > T, c.760C > T

0.19a

 

1

 

c.1400C > G, c.1195C > T

 

Phenylketonuria

1

PAH

c.472C > T, c.1174 T > A

0.19a

 

1

 

c.721C > T, c.721C > T

 

OCA

1

OCA2

c.2359G > A, c.1426A > G

0.09a

SMA

1

SMN1

EX7 DEL, EX7 DEL

0.09a

Joubert syndrome

1

CC2D2A

c.2848C > T, c.4583G > A

0.09a

HLH

1

PRF1

c.65delC, c.1228C > T

0.09a

LGMD

1

DYSF

c.895G > A, c.2875C > T

0.09a

BH4D

1

PTS

c.155A > G, c.186 + 1G > A

0.09a

XL

9

  

0.37b

DMD

1

DMD

EX45_51DEL

0.25b

 

1

 

c.8547 + 2 T > G

 
 

1

 

EX45_51DEL

 
 

1

 

EX1_4DUP

 
 

1

 

c.2776C > T

 
 

1

 

c.1615C > T

 

MPS II

1

IDS

c.200 T > G

0.08b

 

1

 

c.459delG

 

Haemophilia B

1

F9

c.316G > A

0.04b

  1. *DFNB1A, Autosomal Recessive Deafness 1A; SMA, Spinal Muscular Atrophy; OCA, Oculocutaneous Albinism; PCD, Primary Carnitine Deficiency; HLH, Haemophagocytic Lymphohistiocytosis, Familial, 2; LGMD, Limb-Girdle Muscular Dystrophy Type 2B; BH4D, Tetrahydrobiopterin Deficiency; DMD, Duchenne Muscular Dystrophy; and MPS II, Mucopolysaccharidosis Type II
  2. aPercentage of 1058 couples screened
  3. bCarrier frequency in 2440 female subjects