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Table 5 Adverse effects of iron supplementation in low birth weight infants

From: Benefits of Iron supplementation for low birth weight infants: A systematic review

Study

Oxidative stress

Inhibition of Other Nutrient Absorption

Neonatal Morbidity

Blood Transfusion

Other Adverse Effects

Hall et al. 1993[25]

NA

NA

NA

NA

No adverse effects in infants who received higher iron intake

Franz et al. 2000[27]

NA

NA

NA

NA

No adverse effects once enteral feeding (100 mL/ kg/d) tolerated

Friel et al. 2001[28]

No differences in MDA, SOD, CAT between the high and normal groups; GHSPx slightly higher in the high group

PLCU and PLZN significantly lower in high group

Prevalence of respiratory infection greater in the high group

NA

NA

Miller et al. 2006[30]

No differences in blood or urine isoprostanes

NA

NA

No difference

NA

Arnon et al. 2007[31]

NA

NA

No difference

More transfusions in the 4 wk group vs the 2 wk group (10/ 36 vs 1/32)

NA

Braekke et al. 2007[33]

No significant changes in urine isoprostane, 2,3-dinor, total hydroperoxides; plasma antioxidants were largely unchanged

NA

NA

NA

NA

Aggarwal et al. 2005[29]

NA

NA

Prevalence of respiratory infection or bronchiolitis slightly higher in T vs C group (10/32 vs 3/30)

NA

2 infants in the T group reported mild vomiting

Sankar et al. 2009[34]

NA

NA

No difference (19 vs 22 % for T and C groups)

No difference (10 vs 13 for T and C groups)

NA

Berglund et al. 2010[35]

NA

NA

No difference

NA

NA

  1. C, control; CAT, catalase; GHSPx, glutathione peroxidase; MDA, malondialdehyde; PLCU, plasma copper; PLZN, plasma zinc; T, iron supplementation group; SOD, superoxide dismutase; NA, not available.