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Table 2 Odds ratio for seroconversion by hemoglobin level 10 g/dL and age 65 years by logistic regression analysis

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

Patients group

Odds ratio

95% CI

p-value

Group 1 (Hb ≥ 10 g/dL and Age < 65 years)

1.0 (reference)

  

Group 2 (Hb ≥ 10 g/dL and Age ≥ 65 years)

0.494

0.162-1.508

0.215

Group 3 (Hb < 10 g/dL and Age < 65 years)

0.514

0.159-1.668

0.268

Group 4 (Hb < 10 g/dL and Age ≥ 65 years)

0.133

0.027-0.669

0.014