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Table 1 Characteristics of men who underwent microTESE for NOA (n = 72) represented in means and standard deviations or percentages

From: A comprehensive assessment of predictors of fertility outcomes in men with non-obstructive azoospermia undergoing microdissection testicular sperm extraction

Age (years) 34.1 ± 7.6
Testicular volume (mL) 11.4 ± 6.0
FSH (mIU/mL) 19.5 ± 16.0
Klinefelter Syndrome 9/72 (12.5%)
AZFc Y chromosome microdeletion 4/72 (5.6%)
Bilateral microTESE 35/72 (48.6%)
Had prior attempt at sperm retrieval 8/72 (11.1%)
History of chemotherapy 2/72 (2.8%)
History of cryptorchidism 8/72 (11.1%)
History of testicular torsion 3/72 (4.2%)
Female partner with diminished ovarian reserve 9/64 (14.1%)
Histology of hypospermatogenesis 25/72 (34.7%)
Histology of maturation arrest 7/72 (9.7%)
Histology of Sertoli cell only 40/72 (55.6%)