Question Yes No Don’t know
n (%) n (%) n (%)
Measures Which of the following are set of essential biosafety measures required to minimize risks?
Codes of practice 8 (100.0) 0 (0.0) 0 (0.0)
Bio safety equipment 8 (100.0) 0 (0.0) 0 (0.0)
Laboratory designs and facilities 8 (100.0) 0 (0.0) 0 (0.0)
Training 8 (100.0) 0 (0.0) 0 (0.0)
Waste handling 8 (100.0) 0 (0.0) 0 (0.0)
Risk Factors that increase the risk of infection in the lab:
Bench spaces may be used improperly 7 (87.5) 1 (12.5) 0 (0.0)
Specimen containers may leak 7 (87.5) 1 (12.5) 0 (0.0)
Specimens manipulated carelessly may lead to subsequent aerosolization 7 (87.5) 1 (12.5) 0 (0.0)
Specimens may be shaken vigorously 7 (87.5) 1 (12.5) 0 (0.0)
Ventilation or illumination may be poor 8 (100.0) 0 (0.0) 0 (0.0)
PPE Protective laboratory coats are always not necessarily to be worn in the TB laboratory 0 (0.0) 8 (100) 0 (0.0)
A wet or dirty N95 or surgical mask can still be used 0 (0.0) 8 (100.0) 0 (0.0)
Hand hygiene Handwashing is the most preventative method to prevent the spread of infection. 8 (100.0) 0 (0.0) 0 (0.0)
Wearing gloves eliminates the need to wash hands. 1 (12.5) 7 (87.5) 0 (0.0)
Administrative controls Bench space used to process sputum specimens should be separate from areas used to receive specimens and from administrative areas used for paperwork and telephones. 8 (100.0) 0 (0.0) 0 (0.0)
Ventilated workstations are an optional solution for aerosol containment  5 (62.5) 3 (37.5) 0 (0.0)