Effect of Cholesterol and Equex-STM Addition to an Egg Yolk Extender on Pure Spanish Stallion Cryopreserved Sperm

Table 3

General linear model procedure for independent variable (t).

Dependent variable	𝑛	𝑅^2	CV	Root MSE	Mean	Independent variable (Pr > F)
						Stallion	Ejaculate	EQCOL
M	396	0.68	28.57	13.72	48.03	<0.0001	<0.0001	0.9850
MP	210	0.49	94.53	14.66	15.51	<0.0001	<0.0001	0.5153
NP	210	0.20	136.4	16.87	12.37	0.0009	0.0006	0.1798
A	396	0.45	26.63	12.49	46.89	<0.0001	<0.0001	0.1691
HOST	396	0.38	27.30	11.67	42.76	<0.0001	<0.0001	0.0811
V	384	0.56	28.50	13.97	49.02	<0.0001	0.2194	0.3268
FL	61	0.47	68.23	8.01	11.74	0.0009	0.0413	0.0160
RT	121	0.35	38.57	8.80	22.81	<0.0001	0.0772	0.6244

M: individual motility; MP: progressive motility; NP: nonprogressive motility; A: acrosome integrity; HOST: hypoosmotic swelling test; FL: fluorescence test; RT: resistance test; n: observation data; 𝑅²: regression coefficient; CV: coefficient of variation; Root MSE: root of mean standard error; EQCOL: tested Equex-STM-cholesterol mixtures.