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. 2012 Aug 7;9(8):e1001281. doi: 10.1371/journal.pmed.1001281

Table 2. Tuberculosis prevalence (n = 1,011).

Variables Total (n = 1,011) HIV− (n = 491) Newly Diagnosed HIV+ (n = 243) Known HIV+ (n = 277)
Smear result
n (%) overall positive 20 (2.0%) 11 (2.2%) 8 (3.3%) 1 (0.4%)
n (%) scanty 3 (0.3%) 1 (0.2%) 2 (0.8%) 0 (0.0%)
n (%) 1+ 6 (0.6%) 3 (0.6%) 2 (0.8%) 1 (0.4%)
n (%) 2+ 6 (0.6%) 4 (0.8%) 2 (0.8%) 0 (0.0%)
n (%) 3+ 5 (0.5%) 3 (0.6%) 2 (0.8%) 0 (0.0%)
Culture result
n (%) negative 746 (73.8%) 346 (70.5%) 180 (74.1%) 220 (79.4%)
n (%) contaminated 162 (16.0%) 88 (17.9%) 36 (14.8%) 38 (13.7%)
n (%) MOTT 47 (4.7%) 31 (6.3%) 9 (3.7%) 7 (2.5%)
n (%) M. tuberculosis 56 (5.5%) 26 (5.3%) 18 (7.4%) 12 (4.3%)
Median (IQR) days to culture positivity 13.5 (8–22) 12 (7–17) 13 (8–22) 19 (14.5–27)

MOTT, mycobateria other than TB.