Table 1 Characteristics of study patients

Age, mean (sd), year

35.2 (14.0)

35.1 (13.9)

0.943^a

Height, cm^†

160 (158–164) n = 109

173 (170–177) n = 105

< 0.001^a

Weight, kg^†

50 (45–55) n = 109

60 (53–66) n = 106

< 0.001^a

BMI, mean (sd), kg/m²

19.3 (2.4) n = 109

19.8 (2.6) n = 105

0.136^a

BMI < 18.5, number (%)

42 (38.5) (n = 109)

33 (31.4) (n = 105)

0.276^c

< 0.001^b

 No symptoms^e

6 (5.3)

14 (12.3)

–

 < 1

17 (14.9)

37 (32.5)

–

 1–6

68 (59.6)

49 (43.0)

–

 6–12

12 (10.5)

8 (7.0)

–

 > 12

11 (9.6)

6 (5.3)

–

< 0.001^b

 1+

56 (49.1)

33 (28.9)

–

 2+

29 (25.4)

28 (24.6)

–

 3+

23 (20.3)

30 (26.3)

–

 4+

6 (5.3)

23 (20.2)

–

Anti-TB antibody, number (%)

56 (49.1)

49 (43.0)

0.352^c

T-SPOT.TB, number (%)

66 (84.62) n = 78

73 (90.12) n = 81

0.295^c