Table 1 Bivariable analysis of risk factors associated with tuberculin skin testing positivity.
From: Prevalence and predictors of tuberculin skin positivity in Hellenic Army recruits
TST (-) [N = 916] | TST (+) [N = 37] | P – value | |
|---|---|---|---|
Variables | Mean ± SD or n (%) | ||
Age, (years) | 23.5 ± 6.5 | 24.3 ± 4.6 | 0.30 |
Body weight, (kg) | 80.9 ± 14.7 | 76.3 ± 13.1 | 0.047 |
Height, (m) | 1.79 ± 0.07 | 1.78 ± 0.07 | 0.07 |
Body-mass index, (kg/m2) | 25.2 ± 4.4 | 24.0 ± 4.0 | 0.10 |
Smoking, (packets-per-year) | 2.8 ± 4.1 | 3.2 ± 5.4 | 0.69 |
Repatriation | 40/916 (4.3 %) | 13/37 (24.5 %) | <0.001 |
Current residence | 0.07 | ||
Urban | 445/916 (48.6%) | 25/37 (67.6%) | |
Semi-urban | 203/916 (22.2%) | 6/37 (16.2%) | |
Rural | 268/916 (29.2%) | 6/37 (16.2%) | |
EGP social class* | 0.78 | ||
I | 28/660 (4.2%) | 1/28 (3.6%) | |
II | 42/660 (6.3%) | 3/28 (10.7%) | |
III | 224/660 (33.9%) | 9/28 (32.2%) | |
IV | 115/660 (17.4%) | 3/28 (10.7%) | |
V | 12/660 (18.2%) | 0/28 (0%) | |
VI | 119/660 (18.0%) | 4/28 (14.3%) | |
VII | 120/660 (18.2%) | 8/28 (28.6%) | |