Elevated Serum Levels of Cysteine and Tyrosine: Early Biomarkers in Asymptomatic Adults at Increased Risk of Developing Metabolic Syndrome

Table 5

Results of hierarchical multiple regression analysis for variables predicting insulin resistance score.

Predictors	Dependent variable: insulin resistance score
	Step  1		2.82	0.06
Age (years)	0.167
Gender	−0.201
Step  2		15.99	0.44
Waist circumference (cm)	0.565
Systolic blood pres. (mmHg)	0.085
Diastolic blood pres. (mmHg)	0.013
Fasting glucose (mmol/L)	0.382
HDL-cholesterol (mmol/L)	−0.104
Step  3		13.45	0.10
Alanine (μmol/L)	0.161
Glycine (μmol/L)	−0.188
Leucine (μmol/L)	0.020
Tyrosine (μmol/L)	0.086
Cysteine (μmol/L)	0.043
Total			0.60
			96

< 0.05, < 0.01, and < 0.001.