Table 1. Demographic and clinical characteristics.

Patient characteristics	Healthy controls		Respiratory Symptomatics		TB
	n	%	n	%	n	%
Patients	120	31	109	29	151	40
Age (years)*	31 (23–40)		32 (24.5–47.5)		28.5 (22–38)
Sex ratio Male: Female	41:79	34:66	37:72	34:66	85:66	56:44
Sputum smear
Positive	-	-	0	0	139	92
Negative	-	-	109	100	12	8
Sputum culture
Positive	-	-	0	0	139	92
Negative	-	-	109	100	12	8
History of past TB	4	3	19	17	34	23
BMI**	25.86 (4.33)		24.15 (4.67)		21.66 (2.97)
Presence of symptoms / signs
Cough	42	35	109	100	154	100
Haemoptysis	2	2	28	26	71	47
Fever	17	14	52	48	93	62
Weight loss	40	33	72	66	123	81
Appetite loss	23	19	57	52	109	72
Symptoms duration (days)*	0		2 (1–10)		7 (1–30)

Abbreviations: IQR—Interquartile range, BMI—Body Mass Index.

*Median (IQR);

**Mean (SD)