Table 2.

Comparison of sperm DFI, seminal elastase level and oxidative stress parameters in different groups

Parameters	I (n = 63)	II (n = 60)	III (n = 62)	IV (n = 68)
DFI (%)	19.1 ± 9.2	26.5 ± 12.3 a	30.3 ± 15.6 a	15.6 ± 8.9
Elastase (ng /ml)	565.2 ± 366.7	920.6 ± 751.2 a	1241.8 ± 1016.5 a	256.5 ± 172.6
MDA (nmol/ml)	3.6 ± 0.2b	5.0 ± 0.2 b	5.1 ± 0.3 b	1.7 ± 0.2
TAC(U/L)	19.1 ± 2.8 b	18.5 ± 1.5 b	16.0 ± 2.2 b	31.3 ± 5.2

DFI DNA fragmentation index, MDA:malondialdehyde, TAC total antioxidant capacity

^aGroup II and Group III compared with Group IV, P < 0.05 (Fig. 2, Fig. 3)

^bGroup I, II, III compared with Group IV, P < 0.05