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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 %