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Table 2 Environmental control measures scores

From: Evaluation of tuberculosis infection control measures implemented at primary health care facilities in Kwazulu-Natal province of South Africa

Aspects Assessed Ugu District (N = 25) Uthungulu District (N = 27) Overall
  n % n % Total %
Evidence that there is unrestricted airflow in wards 18 85.7 24 92.3 42 89.0
Evidence that the ceiling is high(3 meters or more) 19 95.0* 22 84.6 41 89.8
Existence of vents in addition to windows in TB wards 9 52.9 12 48.0 21 50.5
Evidence that all windows can be opened 1 4.0 1 3.7 2 3.9
Windows are always opened during working hours 2 8.0 7 25.9* 9 17.0
Existence of fans to increase air circulation in working areas 2 8.3* 1 3.7 3 6.0
Airflow is directed in one direction 2 8.0 4 16.7* 6 12.4
Staff members sit with their backs towards the direction of airflow 7 28.0* 5 19.2 12 23.6
Ultraviolet irradiation is used in high risk areas 5 22.7* 4 16.7 9 19.7
Existence of a designated area for sputum production by patients 23 92.0* 22 81.5 45 86.8
  1. * = high but not statistically significant.