Table 3

Differential change in haemoglobin, SF, TfR, and body iron during intervention in two intervention groups compared to the control group, from 4 multiple linear regression models

Intervention group


Outcome variables

Iron fortification*

p

Iron supplementation*

p


Haemoglobin (g/L)1

2.59 (-0.22 – 5.40)

0.07

6.19 (3.42 – 8.96)

0.001

SF (μg/L)2

23.5 (6.82 – 40.25)

0.006

117.3(100.86 – 133.64)

0.001

TfR (mg/L)3

-0.04 (-0.32 – 0.23)

0.76

-0.51 (-0.78 – -0.24)

0.001

Body iron (mg/kg)4

1.37(0.85 – 1.89)

0.001

4.37 (3.86 – 4.88)

0.001


1 Adjusted for Hb baseline, sex and age

2 Adjusted for SF baseline, sex and age

3 Adjusted for TfR baseline, sex and age

4 Adjusted for body iron baseline, sex and age

* Regression coefficients (95% CI)

Thi Le et al. Nutrition Journal 2006 5:32   doi:10.1186/1475-2891-5-32

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