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Table 2 Sperm count and motility: surgery vs. embolization

From: Subinguinal microsurgical varicocelectomy vs. percutaneous embolization in infertile men: Prospective comparison of reproductive and functional outcomes

Sperm countx106/ml Surgery Embolization P-value Mann-Whitney Motility% Surgery Embolization P-value t-test
Pre-op (n) 6.2 ± 10.7 (48) 8.6 ± 8.6 (27) 0.070 Pre-op (n) 22.4 ± 12.7(45) 23.3 ± 7.8 (25) 0.748
3 months (n) 10.3 ± 12.5 (43) 15.6 ± 14.9 (25) 0.112 3 months (n) 25.9 ± 13.7(42) 23.3 ± 13.6 (25) 0.457
6 months (n) 8.1 ± 9.3 (29) 13.4 ± 9.9 (19) 0.043 6 months (n) 27.2 ± 14.4(29) 27.6 ± 12.4 (19) 0.916
9 months (n) 12.0 ± 15.8 (13) 13.1 ± 12.7 (14) 0.544 9 months (n) 24.2 ± 10.8 (13) 20.6 ± 14.2 (14) 0.468
12 months (n) 9.4 ± 12.1 (18) 14.0 ± 13.4 (11) 0.126 12 months (n) 21.7 ± 13.9 (17) 19.5 ± 12.6 (11) 0.676
Last exama(n) 11.2 ± 12.8 (46) 14.3 ± 13.7 (27) 0.183 Last exam(n) 26.6 ± 15.3 (45) 24.4 ± 14.0 (27) 0.536
  1. The mean of each value is reported +/- SD
  2. Reported data are rounded up
  3. aRepresents the mean of the last semen analysis available for each patient