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Table 1 Components of the site audit tool and response rates from 32 sites

From: A survey of tuberculosis infection control practices at the NIH/NIAID/DAIDS-supported clinical trial sites in low and middle income countries

Key components Indicators Details Result
Facility level measures Facility plan for implementation of TB infection control Appointment of facility based IC officer 61.0 %
Policies and procedures (SOPs) for rapid identification, and isolation of TB cases 61.3 %
  Optimized space Waiting area ventilated and uncrowded 93.3 %
  Annual surveillance of health care workers (HCWs) is conducted Any or all of: Symptom screen/TB skin test/Interferon-gamma Release Assay (IGRA)/Chest x-ray 61.3 %
  TB IC Policies monitored 1. Policies evaluated 80.6 %
2. Documentation of frequency of training, training materials updated
Administrative control measures Identification and separation of patients with symptoms 1. Identification and separation of potentially infectious patients, including written procedures 71 %
2. Use of separate waiting rooms or outdoor waiting areas
Cough hygiene Education 1. Cough hygiene education signs 80.6 %
2. Resources for hand washing/disinfection
3. Masks for coughing patients and others with respiratory infection.
Hand hygiene Policy 1. Written policy or appropriate instructions for hand hygiene 67.7 %
2. Instructions posted
3. Availability and use of non-touch bins throughout the high-risk areas
  Separation of sputum collection Separate collection area 80.6 %
Well-ventilated area
Environmental control measures Ventilation system is optimized Air flow assessment performed 54.8 %
Ventilation and/or air cleaning Windows open, use of other ventilation, air cleaning methods 80.6 %
  Personal Protective Equipment (PPE) (PPE, N95 masks or equivalent, fit testing for masks) PPE available 96.8 %
(N95 Masks), gloves and respirators 87.1 %
Fit Testing: written fit testing procedures, records for fit testing 43.3 %