Risk factors affecting seroconversion after influenza A/H1N1 vaccination in hemodialysis patients

BMC Nephrology

Table 3 Multiple logistic regression analysis of risk factors associated with seroconversion

	Univariate		Multivariate
Variables	Odds ratio	95% CI	Odds ratio	95% CI
Age (vs. < 65 year)	0.392	0.157-0.980	0.336	0.116-0.971
Hemoglobin (vs. ≥10 g/dL)	0.370	0.145-0.944	0.315	0.106-0.932
Diabetes mellitus (vs. non-DM)	0.784	0.323-1.905	0.912	0.319-2.604
ARB use (vs. non-ARB use)	2.664	1.006-7.052	1.785	0.597-5.333
Albumin (g/dL)	0.881	0.286-2.712	0.294	0.069-1.255
Ferritin (ng/mL)	1.002	0.999-1.004	1.002	0.999-1.005
Intact parathyroid hormone (pg/mL)	1.004	1.000-1.009	1.005	1.000-1.010
Urea reduction rate (%)	0.969	0.915-1.026	0.954	0.892-1.020
log dialysis duration	3.093	0.885-10.808	3.160	0.805-12.410

ARB, angiotensin II receptor blocker.
adjusted by age, hemoglobin, diabetes mellitus, angiotensin II receptor blocker, serum albumin, ferritin, intact parathyroid hormone, urea reduction rate, and log dialysis duration.

ISSN: 1471-2369