Table 1.

Characteristics of TB patients and healthy controls

Characteristics	PTB	EPTB	Healthy
Number of subjects	118	17	24
Mean age, ±SD (years)	31.9 ±1.12	31.5 ±2.86	41.1 ±2.49
Sex, N (%)
Male	67 (56.8%)	8 (47.1%)	10 (41.7%)
Female	51 (43.2%)	9 (52.9%)	14 (58.3%)
Mean BMI ±SD*	20.3 ±0.3	23.3 ±0.9	25.2 ±0.7
Microbiology, N (%)
Culture positive	73 (61.9%)	2 (11.8%)	0
Culture negative	45 (38.1%)	15 (88.2%)	0
TB symptoms, N (%)
Chest pain	42 (35.6%)	9 (52.9%)	0
Cough	71 (60.2%)	8 (47.1%)	0
Dyspnea	28 (23.7%)	5 (29.4%)	0
Hemoptysis	22 (18.6%)	0	0
Night sweats	41 (34.7%)	9 (52.9%)	0
Previous TB history, N (%)	10 (8.5%)	1 (5.9%)	0
Other diseases, N (%)
Diabetes	3 (2.5%)	1 (5.9%)	0
Hepatitis B	5 (4.2%)	0	0
Liver disease	3 (2.5%)	0	0
Lung Disease	53 (44.9%)	0	0
Smoker, N (%)	34 (28.8%)	4 (23.5%)	3 (12.5%)

^*P<0.05