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Table 1 Baseline data for all the HIV positive screened with the QFT in tube test.

From: Latent Tuberculosis in HIV positive, diagnosed by the M. Tuberculosis Specific Interferon-γ test

  All 590
Age, median years (25th–75th quartile) 43 (37–50)
Male sex, no (%) 434 (74)
Ethnicity, no (%)  
Danish 440 (74)
Non-Danish European 26 (4)
North American 4 (1)
African 78 (13)
Asian 26 (5)
Middle Eastern 10 (2)
Latin American 7 (1)
Tuberculosis no. (%)  
Previous TB diagnosis 31 (5)
Tuberculosis risk factors, no (%)  
History of exposure, 60 (10)
Long term residence in a TB endemic country a 122 (21)
IVDU 69 (12)
≥1 risk factor 218(37)
HIV status  
Age at HIV diagnosis, median years (25th–75th quartile) 34 (28–41)
Years with HIV diagnosis, median years (25th–75th quartile) 8.5 (4–14)
AIDS diagnosed, no (%) 118 (20)
HAART treatment, no (%) 448 (76)
CD4 cell count  
   CD4 cell count, mean (± s.d.) 523 (± 278)
   0–99 CD4 cells/μL, (%) 17 (3)
   100–199 CD4 cells/μL, (%) 37 (6)
   200–300 CD4 cells/μL, (%) 63 (11)
   >300 CD4 cells/μL 473 (80)
HIV RNA, no (%)  
<500 copies/mL 439 (74)
500 – 50,000 copies/mL 95 (16)
>50,000 copies/mL 56 (9)
Factors presumed to influence immune status  
Diabetes, no. (%) 20 (3)
Alc. Abuse, no (%) 63 (11)
  1. aIncidence of TB >25/100,000.