Table 2 Demographic characteristic of 954 culture-positive patients with identified strain

Age ^a

≤20 years

128

51.6

120

48.4

1

1

>20 - ≤45 years

355

70.6

148

29.4

0.4 (0.3-06.)***

0.5 (0.4-0.8)**

>45 years

87

80.6

21

19.4

0.3 (0.2-0.4)***

0.3 (0.2-0.6)***

Sex ^b

Male

331

70.6

138

29.4

Female

246

59.6

167

40.4

1.6 (1.2-2.2)***

1.6 (1.1-2.3)*

Education

Illiterate

311

67.2

152

32.8

1

1

Primary

158

58.5

112

41.5

1.5 (1.1-2.0)*

0.7 (0.4-1.1)

Secondary

86

71.7

34

28.3

0.8 (0.5-1.3)

0.3 (0.2-0.6)***

Higher degree

22

81.5

5

18.5

0.5 (0.2-1.3)

0.2 (0.1-0.7)**

Previous TB contact

No

331

59.8

223

40.2

Yes

154

66.7

77

33.3

0.7 (0.5-1.0)

0.8 (0.5-1.3)

Intake of raw milk

No

221

66.4

112

33.6

Yes

353

64.6

193

35.4

1.1 (0.8-1.4)

1.9 (1.2-2.8)**

Living with animals in same household

No

289

70.2

123

29.8

Yes

273

60.7

177

39.3

1.5 (1.1-2.0)**

1.7 (1.1-2.6)*

Regular and direct contact with live animals

No

214

72.0

83

28.0

Yes

327

64.9

177

35.1

1.4 (1.0-1.9)*

3.0 (1.9-4.5)***

BCG vaccination

No

329

82.5

70

17.5

Yes

89

77.4

26

22.6

1.4 (0.8-2.3)

1.6 (0.8-3.3)