Table 2.

Comparison of sperm head morphology between normal and abnormal groups

Parameters	Normal group	Abnormal group
	N	T	A	OAT
Normal morphology (%)	16.35 ± 4.90	5.12 ± 0.55*	16.10 ± 1.96	3.86 ± 2.89*
Abnormal morphology (%)	83.61 ± 5.35	94.25 ± 3.01*	83.57 ± 1.95	96.10 ± 2.89*
Head normal size (%)	73.49 ± 25.62	57.33 ± 24.78*	71.08 ± 23.59	50.07 ± 23.39*
Normal shape (%)	35.84 ± 13.52	17.40 ± 13.15*	34.43 ± 12.59	10.18 ± 13.52*
Micro heads (%)	8.63 ± 11.32	17.11 ± 17.60*	9.35 ± 8.59	21.07 ± 19.19*
Macro heads (%)	17.56 ± 27.17	25.38 ± 28.48*	19.28 ± 25.15	28.79 ± 26.58*
Tapered (%)	54.51 ± 13.45	60.95 ± 13.31*	54.67 ± 12.70	62.23 ± 15.82*
Thin (%)	1.92 ± 4.08	8.92 ± 10.02*	2.30 ± 2.28	10.44 ± 15.70*
Round (%)	1.28 ± 1.67	3.38 ± 2.67*	1.97 ± 2.67	5.50 ± 2.65*
Pyri (%)	0.45 ± 0.98	1.95 ± 2.70*	0.56 ± 0.93	2.97 ± 4.24*
Amorphous (%)	5.39 ± 5.72	7.24 ± 9.59*	6.03 ± 7.30	8.56 ± 7.76*
Acrosome normal (%)	66.44 ± 21.49	52.88 ± 25.61*	67.18 ± 19.35	49.02 ± 28.39*

values are expressed as ± SD

* P < 0.05 is considered as statistically significant when compared to normozoospermic group