Effects of Low-Flux and High-Flux Dialysis Membranes on Erythropoietin Responsiveness in Hemodialysis Patients

Table 3

Univariate logistic regression analysis of the erythropoietin resistance index among all studied patients.

Parameter	β	OR	95% CI
			Lower	Upper
Age (years)	−0.01	0.99	0.949	1.034	0.66
Weight (kg)	−0.022	0.979	0.954	1.004	0.1
BMI (kg/m^2)	−0.037	0.964	0.88	1.055	0.425
Hemodialysis vintage (months)	0.117	1.124	0.979	1.291	0.097
IDWG (kg)	−2.074	0.126	0.043	0.371	≤0.001
ALT (U/L)	−0.053	0.949	0.856	1.052	0.316
Serum albumin (g/dL)	−3.397	0.033	0.003	0.348	0.004
eGFR (ml/min/1.73 m^2)	0.019	1.019	0.704	1.475	0.92
Urea reduction ratio (%)	0.026	1.027	0.98	1.075	0.262
Serum uric acid (mg/dL)	0.341	1.407	0.884	2.24	0.15
Hemoglobin (g/dL)	−0.42	0.657	0.473	0.914	0.013
White blood cells (×10^3/mm^3)	0.234	1.263	0.884	1.805	0.199
Neutrophil (×10^3/mm^3)	0.429	1.535	0.934	2.524	0.091
Lymphocyte (×10^3/mm^3)	−0.02	0.98	0.329	2.917	0.971
Platelets (×10^3/mm^3)	0.002	1.002	0.992	1.012	0.742
NLR (%)	0.709	2.031	1.189	3.47	0.01
PLR (%)	0.005	1.005	0.998	1.013	0.184
Serum cholesterol (mg/dL)	0.015	1.015	0.998	1.032	0.086
Serum triglycerides (mg/dL)	−0.001	0.999	0.991	1.007	0.814
Low-density lipoprotein (mg/dL)	0.015	1.015	0.997	1.033	0.096
High-density lipoprotein (mg/dL)	0.03	1.03	0.969	1.095	0.339
Serum calcium (mg/dL)	0.005	1.005	0.516	1.958	0.989
Serum phosphorus (mg/dL)	−0.237	0.789	0.533	1.168	0.237
iPTH (pg/dL)	0.000	1	1.000	1.001	0.641
Serum iron (μg/dL)	−0.048	0.953	0.919	0.988	0.01
Transferrin saturation (%)	−0.026	0.974	0.928	1.023	0.291
Ferritin (ng/mL)	0.001	1.001	1	1.002	0.021
Serum folate (μg/L)	0.032	1.033	0.942	1.132	0.494
Serum vitamin B12 (pg/mL)	0.001	1.001	0.999	1.002	0.409

β: regression coefficient, OR: odds ratio, CI: confidence interval, BMI: body mass index, IDWG: interdialytic weight gain, ALT: alanine transaminase, eGFR: estimated glomerular filtration rate, NLR: neutrophil-to-lymphocyte ratio, PLR: platelet-to-lymphocyte ratio, and iPTH: intact parathyroid hormone.