Table 3.
Results of logistic regression for a positive QFT-GIT assay result
| |
Bivariate analysis |
Multivariate analysis |
||
|---|---|---|---|---|
| Crude OR | 95% CI | Adjusted OR | 95% CI | |
| Age |
1.3 |
1.04-1.69 |
1.7 |
1.17-2.35 |
| Nursing/LT |
1.9 |
0.80-4.73 |
1.4 |
0.43-4.76 |
| Others1/LT |
2.5 |
0.92-6.94 |
2.1 |
0.43-10.10 |
| Second year/First year |
0.7 |
0.28-1.50 |
0.5 |
0.11-1.95 |
| Third year/First year |
0.9 |
0.30-2.87 |
0.8 |
0.11-5.43 |
| Amhara/AA |
1.1 |
0.33-3.65 |
1.5 |
0.30-7.62 |
| Oromia/AA |
1.3 |
0.40-4.47 |
1.2 |
0.28-5.60 |
| Southern Nations/AA |
0.2 |
0.02-1.77 |
0.2 |
0.02-2.34 |
| others2/AA |
1.7 |
0.48-6.16 |
1.1 |
0.22-5.42 |
| Muslim/Christian |
1.7 |
0.67-4.41 |
1.4 |
0.36-5.57 |
| Khat3 consumption (Yes/No) |
2.8 |
0.66-11.77 |
9.6 |
1.36-68.13 |
| BCG Scar (Yes/No) |
1.3 |
0.62-2.89 |
1.0 |
0.39-2.79 |
| BMI | 0.9 | 0.75-1.16 | 0.7 | 0.49-0.91 |
1Midwifery, Radiography, Medicine, Dentistry and Pharmacy; 2Tigray and Somali; 3Khat: Catha edulis is commonly known as Khat; QFT-GIT: QuantiFERON®-TB Gold In-Tube; LT: Laboratory Technology; AA: Addis Ababa; BMI: Body Mass Index; OR = Odds Ratio; CI: Confidence Interval.