Prevalence of iron deficiency anemia in Iranian children under 6 years of age: a systematic review and meta-analysis

Figures & data

Figure 1 Process of careening and selecting the studies based on the PRISMA statement.

Table 1 Characteristics of the selected studies

Reference	Year	Sample size			Place	ID (%)	IDA (%)
		Total	Male	Female			Total	Male	Female
Sadinejad^Citation19	2017	257	128	129	Isfahan	–	14.8%	13.3%	16.3%
Fesharakinia^Citation20	2014	143	75	68	Birjand	12.3	15.4%	–	–
Khorashady^Citation1	2011	181	111	70	Bojnourd	–	31.5%	37.8%	21.4%
Monajemzadeh^Citation21	2009	126	61	65	Ahwaz	37.1%	26.2%	–	–
Shahbani^Citation16	2004	443	235	208	Yazd	8.6%	3.8%	4.3%	3.4%
Prandavar^Citation22	2001	380	212	168	Jahrom	18.7%	18.2%	17.9%	18.4%
Mahyar^Citation23	2001	170	–	–	Qazvin	63.5%	24.7%	–	–

Abbreviations: ID, Iron deficiency; IDA, Iron Deficiency Anemia.

Figure 2 Overall prevalence of iron deficiency anemia among Iranian children under 6 years of age. The 95% confidence interval for each study is shown in the form of horizontal lines around the central mean, the midpoint of the dotted line represents the mean of the overall score, and the lozenge shape shows the confidence interval of the prevalence of the disorder.

Figure 3 Prevalence of iron deficiency anemia in the Iranian girls (A) and boys (B) under 6 years of age. The 95% confidence interval for each study is shown in the form of horizontal lines around the central mean, the midpoint of the dotted line represents the mean of the overall score, and the lozenge shape shows the confidence interval of the prevalence of the disorder.

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