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Table 3 Results of logistic regression for a positive QFT-GIT assay result

From: Diagnosis of latent tuberculosis infection in healthy young adults in a country with high tuberculosis burden and BCG vaccination at birth

  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
  1. 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.