Table 1. Fragmentation Index (DFI) comparison with two groups based on normal and abnormal Krüger Strict Morphology.
Krüger Strict Morphology Total (n=132) DFI ≥ 25% (n=31) DFI < 25% (n=101) *p value
Krüger < 4% 100 22 (22%) 78 (78%) 0.637
Krüger ≥ 4% 32 9 (28%) 23 (72%) 0.637

For Krüger Strict Morphology, Krüger ≥ 4% (Normal), Krüger <4% (Abnormal). For Sperm DNA Fragmentation Index (DFI), Sperm DNA Fragmentation Index ≥ 25% (Altered), Sperm DNA Fragmentation Index <25% (Normal). *Statistically significant association, p<0.05. Pearson’s Chi-squared test with Yates.