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Table 3 Determinants of failure to find patients with Kaposi sarcoma who were lost to follow-up in four countries in sub-Saharan Africa. Sample is limited to patients who gave consent for tracking and who had sufficient information to attempt physical tracking (n = 354)

From: Updating vital status by tracking in the community among patients with epidemic Kaposi sarcoma who are lost to follow-up in sub-Saharan Africa

  Unadjusted Adjusteda
Risk Ratio (95% CI) P value Risk Ratio (95% CI) P value
Age at last visit, per 1 year increase 0.98 (0.95–1.01) 0.21 1.0 (0.97–1.03) 0.87
Sex
 Women Ref.   Ref.  
 Men 0.72 (0.42–1.23) 0.23 0. 59 (0.35–1.01) 0.055
Duration of being lost at database closure, per 1 month increase 1.03 (1.02–1.05) <0.001 0.99 (0.98–1.01) 0.48
Duration since KS diagnosis at last visit, per 1 month increase 0.96 (0.90–1.02) 0.19 0.94 (0.89–1.00) 0.065
ART in use at last visit
 Not on ART Ref.   Ref.  
 On ART 0.40 (0.24–0.68) 0.001 0.68 (0.40–1.14) 0.144
Site
 AMPATH-Kenya Ref.   Ref.  
 ISS-Mbarara 8.5 (3.8–19.1) <0.001 9.7 (4.2–22.2) <0.001
 Lighthouse-Malawi 10.5 (4.5–24.5) <0.001 12.1 (4.9–29.9) <0.001
 UATH & NHA-Nigeria 6.6 (2.3–19.3) <0.001 8.7 (2.8–26.6) <0.001
  1. ART denotes antiretroviral therapy; AMPATH denotes Academic Model Providing Access to Healthcare in western Kenya; ISS denotes Immune Suppression Syndrome Clinic in Mbarara, Uganda; UATH denotes University of Abuja Teaching Hospital in Abuja, Nigeria; and NHA denotes National Hospital Abuja in Abuja, Nigeria
  2. a Adjusted risk ratios were derived using a generalized linear model with a binomial outcome and log link function. All variables are adjusted for all variables in the column