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Table 2 Factors associated with conduction of TB-screening – aOR from logistic regression

From: Factors associated with performing tuberculosis screening of HIV-positive patients in Ghana: LASSO-based predictor selection in a large public health data set

Dummy-variable chosen by LASSO Number enrolledn [%] Odds ratio 95 % CI P-value
Time since HIV diagnosis (years)     0.003
  > 0 (and not available) 703 [64.65] (32 [2.93]) 1   
 0 354 [32.42] 1.844 1.237–2.753  
HIV Type     <0.001
 available 787 [72.07] 1   
 not available 305 [27.93] 0.562 0.409–0.771  
CD4+ T cell count/(μl*100) 504 [46.15] 0.924 0.882–0.966 <0.001
Haemoglobin in g/dL 512 [46.89] 0.9734 0.949–0.999 0.041
Combination therapy with Lamivudine     0.858
 yes 516 [47.25] 0.967 0.668–1.399  
 no 576 [52.75] 1   
Information on acute fever     <0.001
 available 685 [62.73] 1 0.369–0.707  
 not available 407 [37.27] 0.511   
Chronic cough (past Six months)     0.013
 yes 32 [2.93] 5.065 1.622–22.677  
 no (and not available) 1,059 [96.98] (1 [0.09]) 1   
Intake of regular medicine     0.661
 yes 362 (33.15) 1.089 0.743–1.596  
 no (and not available) 728 [66.67] (2 [0.18]) 1   
Intake of co-trimoxazole     
 yes 271 [24.82] 2.311 1.523–3.536 <0.001
 no 821 [75.18] 1   
Supplementation with vitamins     <0.001
 yes 220 [20.15] 2.641 1.722–4.101  
 no 872 [79.85] 1   
Use of mosquito bed net     0.004
 yes 613 [56.14] 1.535 1.149–2.0515  
 no (and not available) 477 [43.68] (2 [0.18]) 1   
  1. Total number of observations = 1,092; TB Tuberculosis, Pseudo R-squared = 0.24