Table 2 Crude and adjusted odds of infection, LTBI and active disease compared to those who screened negative derived using multivariate multinomial analysis of the educational institution

Infected (LTBI or active disease)

Age (years)

1.35

1.23–1.48

0.00

1.04

1.00–1.08

0.06

Pupil

1.77

1.11–2.83

0.02

10.69

2.14–53.3

0.00

Male

1.62

1.19–2.19

0.00

1.26

0.89–1.77

0.19

BCG

1.03

0.69–1.54

0.90

1.76

1.07–2.89

0.03

Sibling

1.13

0.88–1.46

0.34

1.30

0.99–1.72

0.06

Live abroad

1.34

0.79–2.29

0.28

1.44

0.77–2.68

0.25

LTBI

Age (years)

1.32

1.2–1.45

0.00

1.04

0.99–1.08

0.09

Pupil

1.66

1.04–2.66

0.03

9.36

1.91–45.79

0.01

Male

1.59

1.17–2.17

0.00

1.25

0.88–1.77

0.21

BCG

1.07

0.71–1.61

0.74

1.82

1.11–3.01

0.02

Sibling

1.16

0.89–1.5

0.28

1.30

0.98–1.72

0.07

Live abroad

1.40

0.82–2.39

0.22

1.48

0.79–2.75

0.22

Active

Age (years)

1.91

1.29–2.83

0.00

2.01

1.16–3.48

0.01

Pupil^a

–

–

–

–

–

–

Male

2.11

0.61–7.24

0.24

1.68

0.27–10.28

0.58

BCG

0.00

0.00–0.00

0.00

0.00

0.00–0.00

0.00

Sibling

0.76

0.23–2.49

0.65

1.84

0.48–7.06

0.38

Live abroad

0.00

0.00–0.00

0.00

0.00

0.00–0.00

0.00