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Table 2 Unadjusted and adjusted proportional hazards regression evaluating factors associated with loss to follow-up among HIV-infected patients with Kaposi’s sarcoma from Kenya, Uganda, Nigeria, Cameroon and Malawi

From: Pitfalls of practicing cancer epidemiology in resource-limited settings: the case of survival and loss to follow-up after a diagnosis of Kaposi’s sarcoma in five countries across sub-Saharan Africa

Characteristic Unadjusted Adjusteda
Hazard Ratio (95 % CI) P value Hazard Ratio (95 % CI) P value
Age, years
  ≥ 40 Reference   Reference  
 35–39 1.00 (0.78–1.29) 0.96 1.06 (0.82–1.36) 0.69
 30–34 1.01 (0.80–1.28) 0.93 1.09 (0.85–1.38) 0.50
  < 30 1.30 (1.03–1.64) 0.03 1.41 (1.11–1.79) 0.005
Sex
 Female Reference   Reference  
 Male 1.08 (0.91–1.30) 0.38 1.35 (1.12–1.63) 0.002
CD4+ T cells, count/μl
  > 350 Reference   Reference  
 201–350 1.00 (0.74–1.35) 0.99 1.03 (0.75–1.42) 0.84
 51–200 1.10 (0.82–1.49) 0.52 1.14 (0.84–1.54) 0.24
  ≤ 50 1.25 (0.92–1.68) 0.15 1.23 (0.90–1.67) 0.19
  1. aadjusted for geographic clinic site (country), age, sex and CD4+ T cell count