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Table 3 Perceived risk of TB infection

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

Perceived risk, n (%) High Low P value
N = 143 N = 43
Working place    0.003
 National TB Hospital 66 (46.2) 31 (72.1)  
 RFM Hospital + SANU 77 (53.8) 12 (27.9)  
Age    0.803
 19–25 33 (23.1) 11 (25.6)  
 26–35 66 (46.2) 21 (48.8)  
  > 35 44 (30.7) 11 (25.6)  
Educational level    0.002
 Secondary or High school 44 (30.8) 2 (4.7)  
 Diploma and post Diploma certificate 63 (44.0) 29 (67.4)  
 Degree 36 (25.2) 12 (27.9)  
Profession    <0.001
 Nurse 71 (49.7) 28 (65.1)  
 Doctor 10 (7.00) 9 (20.9)  
 Allied HCW 62 (43.3) 6 (14.0)  
Working in the TB department for <4 years 85 (59.4) 36 (83.7) 0.003
Married 67 (46.9) 11 (25.6) 0.013
Male sex 37 (25.9) 20 (46.5) 0.010
Administrative measures
 IC plan 86 (60.1) 14 (32.6) 0.001
 Routine IC training 64 (44.8) 13 (30.2) 0.090
 Routine TB screening 63 (44.1) 32 (74.4) <0.001
Environmental control
 Designated area for sputum collection 25 (17.5) 24 (55.8) <0.001
 Mechanical ventilation 64 (44.8) 26 (60.5) 0.071
 Natural ventilation 123 (86.0) 41 (95.3) 0.097
 Window opening during working hours 125 (87.4) 33 (76.7) 0.086
 Air purification 41 (28.7) 14 (32.6) 0.624
 N95 respirator mask availability 65 (45.5) 36 (83.7) <0.001
 Detergent availability 51 (35.7) 26 (60.5) 0.004
Personal behavior
 Sputum induction/collection 59 (41.3) 17 (39.5) 0.840
 Wearing of protective gowns 130 (90.9) 43 (100) 0.041
 Washing of hands 114 (79.7) 35 (81.4) 0.809