Table 3: Risk of CDTB positivity in wards with CDTB positive analyses > 1 compared to wards with a single positive analysis in months with the highest frequency of positivity.

Variable   Odds
  Ratio
  95% CI
CDTB Positive
Analyses
(number)
Wards
Involved
(number)
1 15 1 -
2 10 1.32 0.58-3.03
3 4 1.20 0.42-3.39
4 3 1.25 0.46-3.41
5 2 1.51 0.50-4.54
6 3 1.13 0.46-2.75
8 2 1.77 0.64-4.94
9 1 1.07 0.33-3.45
11 1 1.40 0.44-4.40