TABLE 1.
Baseline characteristics of 40 individuals selected for Agilent Human microRNA Microarray testinga
| Variable | TB group | LTBI control group | P |
|---|---|---|---|
| Totalb, n | 20 | 20 | |
| Gender, n (%) | |||
| Female | 10 (50.00) | 10 (50.00) | 1.000c |
| Male | 10 (50.00) | 10 (50.00) | |
| Age (yrs), n (%) | |||
| <40 | 1 (5.00) | 1 (5.00) | 1.000d |
| 40–59 | 5 (25.00) | 6 (30.00) | |
| ≥60 | 14 (70.00) | 13 (65.00) | |
| BMI (kg/m2), n (%) | |||
| <18.5 | 3 (15.00) | 1 (5.00) | 0.633d |
| 18.5–24 | 12 (60.00) | 15 (75.00) | |
| ≥24 | 5 (25.00) | 4 (20.00) | |
| Self-reported history of type II diabetes, n (%) | |||
| No | 19 (95.00) | 19 (95.00) | 1.000d |
| Yes | 1 (5.00) | 1 (5.00) | |
| Self-reported history of household close contacts, n (%) | |||
| No | 18 (90.00) | 18 (90.00) | 1.000d |
| Yes | 2 (10.00) | 2 (10.00) | |
| History of prior TB, n (%) | |||
| Without | 7 (35.00) | 16 (80.00) | 0.004c |
| With | 13 (65.00) | 4 (20.00) | |
| Baseline TST (mm), median (Q25–Q75) | 13.50 (8.75–24.50) | 18.75 (14–24.75) | 0.144e |
| Baseline IFN-γ (IU/mL), median (Q25–Q75) | 1.38 (0.53–4.83) | 3.06 (1.09–7.65) | 0.122e |
a
BMI, body mass index; TB, tuberculosis; Q25, 25% quantile; Q75, 75% quantile; TST, tuberculin skin test; IFN-γ, interferon gamma.
b
Data might not sum to total due to missing data.
c
Obtained by χ2 test.
d
Obtained by Fisher’s exact test.
e
Obtained by Wilcoxon rank-sum test.