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Table 2 Proportion of patient-days with exposure to time-varying covariates

From: Recurrent skin and soft tissue infections in HIV-infected patients during a 5-year period: incidence and risk factors in a retrospective cohort study

Time-varying exposure Percentage of days of follow-up with exposure
Trimethoprim-sulfamethoxazole 24.7 %
Azithromycin 12.0 %
HAART 77.1 %
Catheter 1.6 %
Public Aid 79.8 %
Viral load  
<1000 copies/mL 60.0 %
1000+ copes/mL 40.0 %
CD4  
<50 cells/mL 6.5 %
50–99 cells/mL 4.0 %
100+ cells/mL 89.5 %
Cancer 7.8 %
Diabetes 14.6 %
End-stage renal disease 11.5 %