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Table 1 Detection rate of chromosomal polymorphisms in the infertile population

From: Exploring the link between chromosomal polymorphisms and reproductive abnormalities

Chromosome polymorphism type

Chromosome karyotype

Frequency of polymorphism (n = 21,916)

Polymorphism frequency %

Y-chromosome polymorphisms

 

1082

4.94

 

Yqh + 

555

2.53

 

Yqh−

526

2.40

 

invY

1

0.0046

1, 9, 16 constrictions

 

628

2.87

 

1qh + 

344

1.57

 

9qh + 

139

0.63

 

16qh + 

134

0.61

 

qh−

11

0.041

Group D/G anomalies

 

250

1.14

 

Cenh + 

38

0.17

 

pstk + 

152

0.69

 

pss

27

0.12

 

ps−

18

0.08

 

ps + 

15

0.07

Chromosome 9 inter-arm inversion

inv(9)

168

0.77

Complex polymorphisms

 

99

0.45

Total

 

2227

10.16