Study summary
About 1 in 4 couples had a baby or ongoing pregnancy after micro-TESE
27%of couples reached a live birth or ongoing pregnancy without donor sperm
What was tested
Couples in which the man had micro-TESE surgery, followed through IVF with sperm injection.
What they found
- 27.3% of couples had a live birth or ongoing pregnancy using the man's own sperm.
- This counts every couple who started, including those where no sperm was found.
What it means
The honest end-to-end number for today's standard care. It is the bar new approaches need to beat.
Last reviewed 2026-11-14 by the Find a Trial editorial team.
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