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Table 3 Univariate and Multivariable Analysis of Factors Associated with TBI Treatment Initiation

From: Gaps in the care cascade for screening and treatment of refugees with tuberculosis infection in Middle Tennessee: a retrospective cohort study

  Univariate Multivariable
OR 95% CI p OR 95% CI p
Elixhauser Comorbidity Indexa
No Comorbidity (Score = 0) ref      
Any Comorbidity (Score ≥ 1) 0.79 [0.60,1.05] 0.11    
Diabetesa
No ref      
Yes 0.68 [0.31,1.48] 0.34    
Hypertensiona
No ref      
Yes 0.54 [0.33,0.88] 0.01 0.64 [0.37,1.10] 0.10
Liver Diseasea
No ref      
Yes 0.94 [0.54,1.65] 0.83    
HIVa
No ref      
Yes 1.17 [0.31,4.43] 0.82    
Screening Test
Tuberculin Skin Test ref      
Interferon Gamma Release Assay 1.88 [1.33,2.67] < 0.001 2.89 [1.59,5.27] 0.001
Year of Arrival
2012 ref      
2013 2.17 [1.49,3.18] < 0.001 1.14 [0.66,1.99] 0.64
2014 1.42 [0.96,2.12] 0.08 0.72 [0.39,1.33] 0.29
2015 1.41 [0.94,2.12] 0.09 0.66 [0.36,1.21] 0.18
2016 0.73 [0.47,1.14] 0.17 0.40 [0.21,0.74] 0.004
Family Size at Time of Entry
Single ref      
Family of 2–3 0.82 [0.58,1.14] 0.23 1.04 [0.71,1.52] 0.83
Family of > 3 0.73 [0.53,0.99] 0.04 1.03 [0.72,1.48] 0.87
Sex
Female ref      
Male 1.44 [1.09,1.89] 0.01 1.42 [1.06,1.89] 0.02
Region of Origin
Sub-Saharan Africa ref    ref   
South-eastern Asia 1.18 [0.85,1.66] 0.32 1.07 [0.75,1.54] 0.69
Southern Asia 0.97 [0.69,1.37] 0.86 1.05 [0.71,1.54] 0.82
Western Asia 0.76 [0.46,1.28] 0.30 0.98 [0.57,1.69] 0.93
Other 0.80 [0.40,1.61] 0.53 0.87 [0.42,1.78] 0.70
Smoking History
No ref      
Yes 0.8 [0.45,1.41] 0.44    
Flu Shot Received
No ref      
Yes 0.95 [0.73,1.24] 0.73    
Distance to TB Clinic, miles 0.92 [0.85,1.00] 0.04 0.91 [0.83,0.99] 0.04
Time to Appointment, days
Screened after 11 vs 28 days 0.96 [0.55,1.68] 0.90 1.01 [0.63,1.60] 0.98
Screened after 14 vs 28 days 0.96 [0.70,1.27] 0.71 1.02 [0.74,1.40] 0.91
Ageb 0.99 [0.98,1.00] 0.04 0.99 [0.98,1.00] 0.28
  1. aElixhauser Comorbidity Score and individual comorbidities were run in separate models
  2. bOdds expressed as change per one year increase in age