Table 1.

Socio-demographic characteristics of blood donors in Eastern Ethiopia, 2018 (n = 500).

	Characteristics	Frequency	Percentage
Gender	Male	406	81.2
	Female	94	18.8
Age category (years)	18–30	302	60.4
	31–45	175	35.0
	46–65	23	4.6
Marital status	Married	230	46.0
	Single	254	50.8
	Divorced	16	3.2
Educational level	No formal	100	20
	Primary	163	32.6
	Secondary and above	237	47.4
Occupation	Employed	147	29.4
	Driver	50	10.0
	Private	90	18.0
	Military	85	17.0
	Student	86	17.2
	Farmer	42	8.4
Residence	Urban	431	86.2
	Rural	69	13.8
Donation type	Replacement	154	30.8
	Voluntary	346	69.2
Number of donation	First time	426	85.2
	Repeated	74	14.8