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Table 2 Sperm retrieval rate after x6-loupe testicular sperm extraction depending on age

From: Step-by-step loupes-mTESE in non-obstructive azoospermic men, a retrospective study

 

Age ≤ 35

Age > 35

p

Positive biopsy

125

320

0,0006

Failed biopsy

185

292

SRR (%)

40.3

52.3

  1. SRR sperm retrieval rate, P Khi2 test