Preventive Treatments of Iron Deficiency Anaemia in Pregnancy: A Review of Their Effectiveness and Implications for Health System Strengthening

Table 1

A list of randomised and quasi-randomised trials used for review.

	Study	Study site	Subject number	Study question	Study methods	Study outcome
(1)	Zamani et al., 2008 [8]	Iran	152 pregnant women	Twice weekly iron supplementation versus daily regimen	Randomised control trial	Haemoglobin concentration
(2)	Bencaiova et al., 2009 [25]	Switzerland	260 pregnant women	intravenous iron sucrose versusdaily oral ferrous sulphate	Randomised control trial	Haemoglobin concentration; iron stores
(3)	Asibey-Berko et al., 2007 [29]	Ghana	184 women	Double-fortified salt versus weekly oral iron supplement versus weekly placebo	Double-blind randomisedcontrolled trial	Haemoglobin concentration
(4)	Hoa et al., 2005 [31]	Vietnam	168 women	Milk fortified with iron versus milk nonfortified with iron versus iron supplementation versus placebo	Quasirandomised trial	Haemoglobin concentration
(5)	Young et al., 2000 [36]	Malawi	413 pregnant women	Daily regimen versus weekly iron supplementation	Randomised controlled trial	Haemoglobin concentration
(6)	Latham et al., 2003 [30]	Tanzania	Pregnant women	Micronutrient dietary supplementversus placebo	Randomised controlled trial	Iron stores