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Table 4 Bivariate and multivariate Cox-regression analysis of socio-demographic and baseline clinical characteristics of the cohort studied in Fiche Hospital, North Shoa during September 2006 to 2013, (N = 489 patients)

From: Pre-ART nutritional status and its association with mortality in adult patients enrolled on ART at Fiche Hospital in North Shoa, Oromia region, Ethiopia: a retrospective cohort study

Covariates Number at risk Number of deaths Crude HR (95% CI) Adjusted HR (95% CI)
Educational status
 No education 138 36 1.86 (0.73, 4.76) 1.35 (0.50, 3.6)
 Primary 164 26 1.60 (0.63, 4.10) 2.05 (0.78, 5.36)
 Secondary 152 23 0.61 (0.22, 1.71) 0.92 (0.31, 2.74)
 Tertiary 35 2 1  
Nutritional status
 Malnourished 163 41 7.58 (4.63, 12.39) 5.40 (3.03, 9.58)**
 Non-malnourished 326 46 1  
Functional status
 Working 265 8 1  
 Ambulatory 197 69 4.91 (2.91, 8.26) 3.84 (2.19, 6.74)**
 Bedridden 27 10 6.86 (3.26, 14.44) 4.78 (2.14, 10.65)**
WHO clinical stage
 Stage I and II 245 6 1  
 Stage III 220 71 3.1 (1.89, 5.07) 2.21 (1.16, 4.21)*
 Stage IV 24 10 5.93 (2.89, 12.17) 4.05 (1.50, 10.97)**
TB history
 Yes 148 47 1.99 (1.31, 3.05) 0.95 (0.58, 1.55)
 No 341 40 1  
CD4 count (cells/μl)
 ≤200 335 260 3.44 (1.83, 6.48) 2.95 (1.48, 5.88)*
 >200 154 142 1  
Hemoglobin level (n = 467)     
 <10 g/dl 64 18 1.80 (1.06, 3.04) 0.82(0.45, 1.51)
 ≥10 g/dl 403 62 1  
Previous OIs
 None 304 15 1  
 One 68 18 1.80 (0.99, 3.52) 1.31 (0.69, 2.5)
 2+ 117 54 3.24 (2.05, 5.13) 2.30 (1.11, 4.75)*
HIV related counseling
 Yes 141 6 1  
 No 348 81 3.85 (2.44, 6.08) 0.57 (0.26, 1.24)
  1. 1.00 = Reference * P value <0.05, ** P value ≤0.001