Journal of Andrology Proceedings of the Fifth International Conference on the Epididymis
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Table 3. Quantitative analysis of the unselected and selected sperm fractions of patients and fertile donors presented as the percentages of normal sperm nuclei in each category and in all categories (% total normal)*{dagger}
    Patients
  Donors
  % Normal Sperm per Category   Unselected   Selected   P   Unselected   Selected   P

  % Morphometry   40.5 ± 12.5   54.6 ± 12.8   .005   46.2 ± 11.9   53.9 ± 12.1   NS
  % DNA stainability   48.0 ± 17.8   61.5 ± 14.1   .037   52.8 ± 15.0   81.3 ± 8.5   <.001
  % Chromatin texture   46.1 ± 15.1   49.7 ± 16.2   NS   42.3 ± 12.1   69.3 ± 16.2   .001
  % Total   12.3 ± 8.2   23.7 ± 9.4   .001   17.2 ± 8.4   40.5 ± 11.8   <.001

  *P values were calculated by the Mann-Whitney U test.
  {dagger}NS indicates not significant.





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