Tabela I. Experiment 1: Comparison of the concentration of motile sperm and progressive motility, as well as cryosurvival rate after freeziilg-thawing in the purified fractions of patients and donors.
Parameter 90% Percoll (high motility)
Pre-freeze Post-thaw P
Patients (study group)
Concentration motile (x 106 /mL)
59±8 6±2 <0.0001
Motility (%) 89±2 29±5 <0.0001
Cryosurvival rate (%) 36±5a
Donors (control group)
Concentration motile (X106/mL)
84±14 16±3 0.0009
Motility (%) 93±1 30±6 <0.0001
Cryosurvival rate 41±8a

A: p=0.5