Table 6. Correlations between geriatric nutritional risk index and other risk factors in stepwise forward multiple regression analysis.

Factor	β	B	95% CI	p-value
Critical limb ischemia	−0.232	−4.760	−6.037 to −3.482	< 0.001
Age (year)	−0.183	−0.161	−0.209 to −0.113	< 0.001
Total Cholesterol (mg/dL)	0.161	0.28	0.016 to 0.041	< 0.001
Ankle brachial pressure index index	0.115	3.558	1.826 to 5.289	< 0.001
Triglyceride (mg/dL)	0.100	0.10	0.005 to 0.016	0.001
Sex (male)	0.100	1.705	0.619 to 2.792	0.001
C-reactive protein (mg/dL)	−0.098	−0.452	−0.691 to −0.213	0.001
eGFR (mL/min/1.73 m2)	0.083	0.028	0.009 to 0.046	0.005
Hypertension	0.073	1.074	0.101 to 2.046	0.013

R² = 0.270, F for change in R² = 6.258, P < 0.001

β: standardized coefficient, B: non- standardized coefficient, CI: confidence interval for B, eGFR: estimated glomerular filtration rate

Factors with p < 0.05 in Pearson correlation analysis: age, sex, critical limb ischemia, ankle brachial pressure index, history of stroke or transient ischemic attack, coronary artery disease, diabetes mellitus, hypertension, smoking, eGFR, C-reactive protein, total cholesterol, HDL-cholesterol, LDL-cholesterol, triglyceride, D-dimer