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Table 1 Profile of patients who undergone for surgical procedures in Tikur Anbessa Specialized Hospital, December–February 2017/18 (n = 406)

From: Efficiency of blood utilization in elective surgical patients

Variables

Frequency

Percent (%)

Sex

 Male

196

48.3

 Female

210

51.7

Department/Unit responsible

 Department of surgery

  General and vascular

61

15.0

  Cardiothoracic

35

8.6

  Neurosurgery

41

10.1

  Urology/Endourology

65

16.0

  Pediatric surgery

34

8.4

 Orthopedic surgery

89

21.9

 OBGYN

  Gynecology

49

12.1

  Obstetrics

31

7.6

 ENT

1

0.2

Blood type of patient

 A+

105

25.9

 A

8

2.0

 B+

68

16.7

 B

68

1.0

 O+

179

44.1

 O

12

3.0

 AB+

29

7.1

 AB

0

0.0