Frequency of ABO and Rh Blood Group Distribution at Debre Tabor Blood Bank, Amhara Region, North-Central Ethiopia. A Six-Year Retrospective Survey

Figures & data

Table 1 Age and Sex Distribution of Voluntarily Collected Blood Units from May 2014 to May 2020 at Debre Tabor Blood Bank

Age Range	Male	Female	Total	Percent (%)
18–24	7700	5648	13,348	67.1
25–29	2427	402	2829	14.2
30–34	1783	168	1951	9.8
35–39	831	75	906	4.5
40–44	412	75	487	2.4
45 and above	356	24	380	2.0
Total	13,509	6392	19,901	100
Percent (%)	67.8	32.2	100

Figure 1 Trends of blood unit collected and yearly variation at Debre Tabor blood bank from May 2014 to May 2020.

Table 2 ABO and RH Distribution of Voluntarily Blood Donators from May 2014 to May 2020 at Debre Tabor Blood Bank

ABO Blood Group	Rhesus Factor (RH)		Total Number (Percent)
	RH +	RH-
A	5413 (27.19)	457 (2.29)	5870 (29.48)
B	4509 (22.66)	279 (1.4)	4788 (24.06)
AB	1258 (6.33)	95 (0.48)	1353 (6.81)
O	7282 (36.59)	608 (3.06)	7890 (39.65)
Total Number (percent)	18,462 (92.6)	1439 (7.4)	19,901 (100)