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Table 3 Mode and type of exposure of infected HCWs

From: Epidemiology of Ebola virus disease transmission among health care workers in Sierra Leone, May to December 2014: a retrospective descriptive study

Exposure variable

Response

Number of observation

Percentage

Mode of exposure (n = 246)

Provision of general medical and nursing care

136

55.3 %

Body contact

71

28.9 %

Contact with contaminated surface

17

6.9 %

Transportation of patient to EVD isolation unit

10

4.1 %

During removal of PPE

7

2.8 %

Not wearing PPE

1

0.4 %

Handling EVD sample (blood or corpse)

4

1.6 %

Type of exposure (n = 289)

Parenteral (needle stick injury,)

92

32 %

Direct contact of infectious material with mucous membrane

33

11 %

Direct contact of infectious material with non-intact skin such as cuts

21

7 %

Splash

21

7 %

Others

122

42 %

Type of infectious material (n = 208)

Blood

68

32.7 %

Body fluid with visible blood

91

43.8 %

Vomitus

30

14.4 %

Faeces

3

1.4 %

Urine

3

1.4 %

Internal body fluid (cerebrospinal, amniotic, peritoneal, pericardial Etc.)

12

5.8 %

Vaginal secretion

1

0.5 %

Contaminated body part (n = 292)

Face

21

7.2 %

Hand

237

81.2 %

Arm

13

4.5 %

Leg

2

0.7 %

Foot

4

1.4 %

Torso

3

1.0 %

Others

12

4.1 %