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Table 3 Incremental yield of the 2007 guideline in HIV patients with all forms of TB and smear negative pulmonary TB

From: Evaluation of the 2007 WHO guideline to diagnose smear negative tuberculosis in an urban hospital in Ethiopia

Method All patients with TB-HIV co infection (n=123) HIV patients with smear negative pulmonary TB (n=75)
AFB sputum smear microscopy 14 (11.4%) NA
FNA cytology +23 (18.7%) NA
Clinical suspicion +2 (1.6%) +1 (1.3%)
Chest X- ray +77 (62.6%) +67 (89.3%)
Culture +7 (5.7%) +7 (9.4%)
  1. NA Not applicable.