TABLE 3.

Results of diagnostic tests excluding those performed on thoracoscopy specimens

Samples	Positive AFB smear	Positive TB NAAT	Positive culture from pleural fluid	Positive culture from sputum	Positive culture from fibreoptic bronchoscopy
Pleural fluid	1/52#	8/43+	9/52ƒ,##	0	0
Sputum	0	0	0	2/14¶¶,ƒ	0
Fibreoptic bronchoscopy	2/27#,¶	5/27+,¶	0	0	9/27¶¶,##,ƒ
Total	2	13	9	2	9

Data are presented as n/N (%). AFB: acid-fast bacilli; NAAT: nucleic acid amplification test. ^#: one patient with positive AFB on pleural fluid and fibreoptic bronchoscopy; ^¶: one patient with AFB and positive TB NAAT on fibreoptic bronchoscopy; ⁺: three patients with positive TB NAAT on pleural fluid and fibreoptic bronchoscopy; ^ƒ: one patient with positive culture on sputum, pleural fluid and fibreoptic bronchoscopy; ^##: two patients with positive culture on pleural fluid and fibreoptic bronchoscopy; ^¶¶: two patients with positive culture on sputum and fibreoptic bronchoscopy.