Table 3. Values (± SE) of the shape descriptors parameters of the non-sexed (NS), pool of the sorted for X and Y (SXY), X-bearing sperm (SX) and Y-bearing bovine sperm (SY).

Groups	Form factor	Roundness	Aspect ratio	Effective diameter	Distortion	Circular degree	Circularityratio	Thin degree	Compactaspect rate	Elongation	Roughness	Degree of circularity
NS	0.71±0.01a	0.49±0.01	1.65±0.03	7.67±0.41	0.71±0.02	2.05±0.01	0.72±0.01a	1.65±0.03	0.70±0.01	17.50±0.02a	1.39±0.01a	0.85±0.01a
SXY	0.72±0.01b	0.49±0.02	1.59±0.06	7.69±0.13	0.73±0.01	2.03±0.08	0.73±0.01b	1.59±0.06	0.70±0.01	17.30±0.30b	1.37±0.02b	0.86±0.01b
SX	0.73±0.01	0.50±0.01	1.64±0.09	7.88±0.60	0.73±0.04	2.02±0.03	0.73±0.01	1.63±0.09	0.70±0.01	17.23±0.07	1.37±0.01	0.85±0.01
SY	0.73±0.01	0.50±0.01	1.56±0.06	7.87±0.42	0.73±0.02	2.01±0.04	0.73±0.01	1.56±0.06	0.70±0.01	17.24±0.21	1.37±0.01	0.85±0.01

^a,bWithin each column, differences between NS and SXY groups (P≤0.05).

Values are an average of at least 400 sperm for each group.