Table 1 Characteristics of pulmonary tuberculosis patients and healthy controls

Age, years range (mean ± SD)

18−70 (41.6 ± 17.2)

23−58 (39.9 ± 9.9)

0.582^a

Gender: female, no. (%)

36 (31.3)

15 (38.5)

0.711^b

Body mass index (mean ± SD)

21.3 ± 3.2

23.2 ± 4.3

0.213^a

Tuberculin skin test (>10 mm), no. (%)

66 (57.4)

ND

/

Positive sputum smears, no. (%)

63 (54.8)

ND

/

Presence of TB history of relatives, no. (%)

11 (9.6)

3 (7.7)

0.747^b

BCG vaccination, no. (%)

48 (41.7)

21 (53.8)

0.426^b