The lack of influence of age on male fertility.

  title={The lack of influence of age on male fertility.},
  author={Richard J. Paulson and R. L. C. Milligan and Rebecca Z. Sokol},
  journal={American journal of obstetrics and gynecology},
  volume={184 5},
  pages={818-22; discussion 822-4}
OBJECTIVE This study was undertaken to determine the effect of male aging on sperm quality as determined by semen analysis, the fertilization rate of human oocytes in vitro, and live birth rates. STUDY DESIGN Retrospective analysis correlating outcome measures with male age was performed for 558 oocyte donation cycles in 441 couples. The oocyte donation model was chosen because it controls for oocyte quality and endometrial receptivity, which allows variations in sperm quality as a function… CONTINUE READING
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