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Table 1 Participant characteristics stratified by LTBI status

From: Prevalence of latent tuberculosis infection and feasibility of TB preventive therapy among Thai prisoners: a cross-sectional study

 

Total

N = 1002

No LTBI

N = 536

LTBI

N = 466

P

Age (years), median (IQR)

38 (32–50)

38 (31–49)

38 (32–52)

0.07

Body mass index (kg/m2), median (IQR)

21.7 (19.8–23.5)

21.8 (20–23.7)

21.6 (19.6–23.5)

0.11

Highest education, n (%)

   

0.53

 • Elementary

621 (62)

324 (60.5)

297 (63.7)

 

 • High school

299 (29.8)

164 (30.5)

135 (29.0)

 

 • Bachelor or higher

82 (8.2)

48 (9)

34 (7.3)

 

Duration in prison (years), median (IQR)

5.8 (3.8–8.2)

5.6 (3.4–7.8)

6.3 (4.2–9.1)

0.001

History of previous incarceration, n (%)

307 (30.8)

140 (26.3)

167 (36.1)

0.001

History of substance abuse, n (%)

626 (62.5)

323 (60.3)

303 (65)

0.12

History of previous active TB, n(%)

76 (7.6)

21 (3.9)

55 (11.8)

< 0.001

HIV seropositive, n(%)

29 (2.9)

10(1.9)

19(4)

0.04