Table 4.

Concordance test between ultracentrifugation and the Friedewald, Martin and Sampson equations in the three groups.

Equation	Ultracentrifugation
	Control (n = 59)		CAD Dyslipidemia (n = 54)
	Dyslipidemia (n = 32)	Non-Dyslipidemia (n = 27)
Friedewald	0.023	<0.001 *	<0.001 *
Martin	0.187	0.002 *	<0.001 *
Sampson	0.128	0.032 *	<0.001 *

CAD: coronary artery disease. Statistical test: one-variable student t. *: p with a value less than 0.05, there is a statistically significant difference.