Table 6.

Sensitivity and specificity of serum selenium concentration and serum zinc concentration as predictors of left ventricular hypertrophy.

	LVH Prediction
	Se-S < 88.68 μg/L	Zn-S < 0.83 mg/L
sensitivity	0.773	0.773
specificity	0.589	0.554
accuracy	0.641	0.615
positive prediction value	0.425	0.405
negative predictive value	0.868	0.861
positive likelihood ratio	1.881	1.731
negative likelihood ratio	0.386	0.411

LVH—left ventricle hypertrophy; Se-S—serum selenium concentration; Zn-S—serum zinc concentration.