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Table 1 Demographics of HIV-infected and HIV-uninfected participants

From: Correlation of the lung microbiota with metabolic profiles in bronchoalveolar lavage fluid in HIV infection

Variables HIV (+), n = 39 HIV (−), n = 20 p value
Gender, n (% male) 31 (79.5) 15 (75.0) 0.69
Race, n (%)    0.51
 White 20 (51.3) 13 (65)  
 Black 18 (46.1) 7 (35)  
 Other 1 (2.6)   
Ever smokers, n (%) 24 (61.5) 10 (50.0) 0.40
Current smokers, n (%) 10 (25.6) 5 (25.0) 0.82
CD4 cell count, amedian cells/μl (IQR) 600 (404–853) 1137 (767–1272) 0.008
CD4 count ≤200, n (%)a 1 (2.6)   
Currently taking antiretroviral therapy, n (%) 34 (87.2)   
Simpson’s Diversity Index, mean (SD) 0.71 (0.26) 0.81 (0.12) 0.96
  1. aSample size is different than above: HIV (+), n = 38 and HIV (−), n = 6