Variable Follow up  time in months At Six months of follow up visit At the end of the study period Univariate analysis Multivariate analysis Univariate analysis Multivariate analysis aHR[95%CI] bP cAHR[95%CI] P AHR[95%CI] P AHR[95%CI]d P TB co-infection         Absent Reference --- Reference --- Reference ---- Reference ---- Present 2.79 [1.26-6.22] .01 1.09[0.36-3.27] .88 3.06 [1.49-6.24] .02 1.31[0 .57- 3.01] .52 Functional status         Working Reference ---- Reference ---- Reference ---- Reference ------ Ambulatory 6.55[2.09-20.57] .001 5.53[1.11-27.52] .04 3.29[1.19-9.05] .02 2.46[2.11-6.91] .02 Bed ridden 6.96[1.42-14.60] <.001 6.25[1.40-14.47] <.01 9.34[3.18-27.48] <.01 5.06[1.63-15.66] .01 eBMI category  in kg/m2         ≥18.5 Reference --- Reference ----- Reference ---- Reference ---- 16-17 4.32[1.67-11.21] .003 4.47[1.39-14.39] .01 3.04[1.26- 7.34] .01 2.52[1.35-8.95] .06 <16 3.68[1.31-10.35] .01 1.51[0.39-5.84] .55 3.08[1.28- 7.45] .01 3.40[1.64-12.34] .08 CD4 category in cells/mm3         <100 5.42[1.77-12.32] .005 3.90[1.67-9.24] .01 6.41[2.87-14.34] <.01 2.95 [1.27- 6.85] .01 ≥100 Reference ----- Reference --- Reference ----- Reference ----- aMcrude hazard ratio, bp-value obtained by Cox regression, cadjusted hazard ratio, d confidence interval at 95%, e body mass index

Table 3: Cox-Proportional Hazard Model for Assessing the Effect of TB co-infection on Mortality of PLWHs receiving ART, December-August 2012, JUSH, Ethiopia.

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