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Table 4 Risk assessment for TB infection by the multivariate logistic regression model

From: Perceived risk of tuberculosis infection among healthcare workers in Swaziland

  OR 95% CI P value
Working place
 National TB Hospital 0.718 0.120–4.287 0.717
 RFM Hospital + SANU reference
Age
 19–25 1.065 0.132–8.617 0.953
 26–35 1.582 0.240–10.41 0.633
  > 35 reference
Profession
 Nurse 39.87 2.721–584.3 0.006
 Doctor reference
 Allied HCW 99.34 7.469–1321 <0.001
Educational level
 Secondary or High school 0.588 0.035–9.914 0.713
 Diploma and post Diploma certificate 0.186 0.014–2.454 0.201
 Degree reference
Working in the TB department for <4 years 0.099 0.022–0.453 0.003
Married 1.721 0.915–3.236 0.092
Male sex 0.333 0.103–1.071 0.065
Administrative measures
 IC plan 0.888 0.223–3.543 0.867
 Routine IC training 0.982 0.310–3.113 0.976
 Routine TB screening 0.774 0.111–5.404 0.796
Environmental control
 Designated area for sputum collection 0.142 0.037–0.545 0.004
 Mechanical ventilation 0.981 0.165–5.848 0.983
 Natural ventilation 1.546 0.525–4.548 0.429
 Window opening during working hours 3.676 0.818–16.52 0.089
 Air purification 1.647 0.984–2.757 0.058
 N95 respirator mask availability 0.055 0.005–0.586 0.016
 Detergent availability 2.053 0.614–6.867 0.243
Personal behavior
 Sputum induction/collection 0.750 0.177–3.175 0.696
 Washing of hands 0.498 0.116–2.147 0.350