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Table 3 The effect of paternal age on frequency of chromosomal aneuploidy in sperm

From: FISH-based sperm aneuploidy screening in male partner of women with a history of recurrent pregnancy loss

  Age Number of analyzed sperms % chromosomal aneuploidy
RPL group 25–29 500 23.097%
30–34 750 30.303%
35–39 850 31.851%
40≤ 400 14.747%
Total 2500 100%(1112)
Control group 25–29 165 0%
30–34 665 17.07%
35–39 835 53.65%
40≤ 835 29.26%
Total 2500 100%(132)