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Table 3 Logistic regression model for assessing the effect of TB co-infection on immunologic failure, December 2011–August 2012, JUSH, Ethiopia

From: Outcomes of highly active antiretroviral therapy and its predictors: a cohort study focusing on tuberculosis co-infection in South West Ethiopia

Logistic regression Follow up time in months
At 6 months of ART initiation At 12 months of ART initiation
Univariate analysis Multivariate analysis Univariate analysis Multivariate analysis
OR (95 % CI) P AOR (95 % CI) P AOR (95 % CI) P AOR (95 % CI) P
Variables
 TB status
  Absent Reference Reference   Reference Reference
  Present 1.10 (0.59–1.69) 0.985 0.96 (0.56–3.46) 0.540 1.06 (0.58–1.93) 0.839 1.04 (0.46–1.89) 0.740
 Age in years 0.98 (0.96–1.01) 0.100 0.76 (0.75–2.23) 0.062 0.97 (0.95–0.99) 0.012 0.98 (0.95–0.99) 0.049
 Weight in kg 0.97 (0.95–0.99) 0.011 0.98 (0.95–0.99) 0.030 0.99 (0.96–1.01) 0.218 0.37 (0.089–3.45) 0.347
CD4 count category in cells/mm3
 <50 14.2 (1.52–16.42) 0.020 12.0 (1.26–13.79) 0.031 24.67 (1.25–32.53) 0.005 19.97 (2.09–34.52) 0.009
 50–100 10.4 (1.45–14.53) 0.003 9.8 (1.26–12.80) 0.044 13.43 (1.52–18.63) 0.019 12.28 (1.37–14.09) 0.025
 101–200 9.6 (1.09–13.87) 0.041 9.50 (1.08–14.39) 0.043 15.52 (1.82–26.48) 0.012 14.39 (1.66–23.49) 0.015
 >200 Reference Reference Reference Reference