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Table 2 Estimated RR of TB mortality from a main effects model using binomial log-linear regression (n = 93 133)

From: The complex relationship between human immunodeficiency virus infection and death in adults being treated for tuberculosis in Cape Town, South Africa

  RR (95 % CI)
HIV status   
 Negative Ref  
 Positive 2.19 (2.03–2.37)
 Unknown 1.86 (1.57–2.21)
Age group   
 15–24 years Ref  
 25–34 years 1.44 (1.28–1.63)
 35–44 years 1.93 (1.70–2.18)
 45–54 years 2.95 (2.64–3.30)
 55–64 years 4.75 (4.12–5.48)
 65+ years 9.16 (7.79–10.78)
Baseline smear   
 Negative Ref  
 Positive 0.88 (0.82–0.94)
 No smear 1.25 (1.13–1.37)
Disease classification   
 PTB Ref  
 EPTB 1.14 (1.04–1.26)
 Both 1.30 (1.10–1.55)
Gender   
 Female Ref  
 Male 1.06 (1.01–1.12)
Type of treatment   
 New Ref  
 Retreatment 1.34 (1.24–1.44)
Year   
 2009 Ref  
 2010 0.92 (0.86–0.99)
 2011 0.83 (0.76–0.90)
 2012a 0.83 (0.74–0.93)
  1. RR relative risk, CI confidence interval, TB tuberculosis, PTB pulmonary TB, EPTB extra-pulmonary TB
  2. aOnly the first 6 months of 2012 were included in this analysis