Table 3.

Characteristics of patients with prevalent (undiagnosed) TB.

Patient	Age (years)	Sex	Baseline CD4 counts (cells/μL)	Baseline clinical symptoms*	Baseline CXR findings	Time to TB diagnosis (days)	TB category	Basis of TB diagnosis	Outcomes
Patient 1	32	F	6	cough, chest pain, weight loss, poor appetite	middle and lower lung zone infiltrates	24	PTB	culture+, worsening CXR	improved
Patient 2	43	M	168	no symptoms	upper and middle lung zone infiltrates with cavitation	35	PTB	worsening CXR	improved
Patient 3	35	F	121	cough, fever, weight loss, poor appetite	normal	65	PTB	culture+	died
Patient 4	46	F	60	cough, chest pain, poor appetite	upper lung zone infiltrates and left side pleural effusion	0	EPTB	abnormal CXR	improved
Patient 5	35	F	140	cough	middle and lower lung zone infiltrates and pleural thickening	43	PTB	abnormal CXR	lost contact
Patient 6	41	M	180	no symptoms	middle and lower lung zone infiltrates and bilateral cavities	10	PTB	abnormal CXR	improved

Abbreviations: M: Male; F: Female; TB: tuberculosis; CXR: chest X-ray; PTB, pulmonary tuberculosis, AFB+: acid fast bacilli positive; AFB−: acid fast bacilli negative; IRIS: immune reconstitution inflammatory syndrome.

*included only clinical symptoms of greater than two weeks.