Variables Time at risk (years)  Tuberculosis ( n) Crude incidence rate per 100 py Adjusted hazard ratio* (95% CI) P
Age          
‚ȧ40 6050.14 136 1.9    
>40 2858.89 99 4.2 - -
Gender          
Female 3676.3 77 1.9    
Male 5032.7 158 3.1 - -
HIV diagnosis period          
2005-2009 481.6 21 4.4    
2001-2004 1790.8 25 1.4 - -
1997-2000 3077.8 74 2.4 0.46(0.20-1.05) 0.065
1988-1996 3558.8 115 3.2 0.80(0.37-1.73) 0.57
CD4 cell count          
> 500 2323.9 19 0.8 1  
200-500 2887.4 64 2.2 0.80(0.48-1.34) 0.40
<200 2122.8 109 5.1 0.50(0.30-0.84) 0.009
CDC categories          
A 5113.7 47 0.9 1  
B 1754.8 29 1.7 4.50(1.50-13.60) 0.007
C 2040.6 159 7.8 138.30(62.80-304.90) 0.000
ARTherapy          
No 4399.40 132 3.1 1  
Yes 4509.04 103 2.4 0.45(0.34-0.62) 0.000
*Obtained using a Cox proportional hazard model including all the above variables and tuberculosis as the failure event.
CI: confidence interval; py: person-years.
Table 1: Predictive factors of tuberculosis among patients with HIV infection in Guadeloupe: 1988-2009.
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