Table 3.
Percentage of live spermatozoa, morphological normal forms, DNA fragmented sperm, and apoptotic sperm in the group exposed to microgravity (μg) versus control group without microgravity exposure (1 g)
| μg | 1 g | ||||
|---|---|---|---|---|---|
| Mean ± SD | [Range] | Mean ± SD | [Range] | DIF [95% CI] | |
| Vitality (%) | 46.42 ± 10.81 | [29.00–66.75] | 44.62 ± 9.34 | [24.75–59.50] | − 0.04 [− 0.13; 0.05] |
| Normal sperm morphology (%) | 7.03 ± 2.61 | [3.13–13.00] | 8.09 ± 3.61 | [3.50–18.00] | 0.12 [0.01; 0.24] |
| Sperm DNA fragmentation (%) | 13.33 ± 5.12 | [7.60–25.20] | 13.88 ± 6.14 | [7.00–26.20] | 0.03 [− 0.09; 0.16] |
| % Apoptotic sperm | 15.47 ± 15.04 | [2.55–56.72] | 23.80 ± 23.63 | [0.16–93.96] | 0.20 [− 0.66; 1.05] |