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Table 2
Results of RDW compared with serum ferritin levels for diagnosis of IDA among pregnant women at Khartoum Hospital, Sudan
IDA according to the serum ferritin result	IDA according to RDW results
		IDA	without IDA	Total
	IDA	25	32	57
	without IDA	36	101	137
Total		61	133	194

Abdelrahman et al. Diagnostic Pathology 2012 7:168 doi:10.1186/1746-1596-7-168

Table 2