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Table 3 Number and frequency of Y Chromosomal heteromorphisms in different groups

From: C-banding and AgNOR-staining were still effective complementary methods to indentify chromosomal heteromorphisms and some structural abnormalities in prenatal diagnosis

Group

Chromosome heteromorphisms

No. of male cases

Yqh+

Yqh-

inv (Y)

Total of heteromorphisms (n; %)

Chi-square test

Group Aa

63

0

2 (3.17%)

1 (1.59%)

3 (4.76%)

Continuity Correction χ2=0.002 p > 0.05

Group Bb

1470

32 (2.18%)

47 (3.2%)

5 (0.34%)

84 (5.71%)

Total

1533

32 (2.09%)

49 (3.2%)

6 (0.39%)

87 (5.68%)

  1. *Significant at p < 0.05
  2. athe recurrent spontaneous abortion group
  3. bthe control group