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Table 7 IV iron EPO administered interaction: hazard ratios and patient survival

From: The importance of iron in long-term survival of maintenance hemodialysis patients treated with epoetin-alfa and intravenous iron: analysis of 9.5 years of prospectively collected data

Interaction

Patients (n)

IV Iron (mg/month)

EPO (103 u/week)

Hazard

HR 95% Confidence Limits

Median Survival (days)

A

21

0

0–12.1

0.82

0.37, 1.83

317

B

89

1–202

0–12.1

0.45

0.28, 0.73

1623

C

238

202.1–455

0–12.1

0.86

0.60, 1.23

1104

D

83

>455

0–12.1

1.37

0.81, 2.32

314

E

80

0

12.1–27.7

3.12

2.02, 4.81

152.5

F

124

1–202

12.1–27.7

0.35

0.23, 0.52

1672

G

458

202.1–455

12.1–27.7

0.68

0.51, 0.92

993

H

200

> 455

12.1–27.7

1.6

1.11, 2.31

331.5

I

53

0

> 27.7

1.27

0.72, 2.24

282

J

32

1–202

> 27.7

0.41

0.24, 0.71

1247.5

K

187

202.1–455

> 27.7

0.52

0.38, 0.72

985

L

158

> 455

> 27.7

  

620.5