Fig. 2From: Performing a sperm DNA fragmentation test in addition to semen examination based on the WHO criteria can be a more accurate diagnosis of IVF outcomesDFI comparison in the group at or above and the group below the WHO criteria for each factor in the general semen test. There was no significant difference in DFI for semen volume between the groups at or above the criteria and those below the criteria. Regarding concentration, motility, and normal morphology, the group below the criteria (that is, the group that did not meet the WHO criteria) had a higher DFIBack to article page