Demographic and clinical characteristics of cases of HIV-negative (HIV−) adult-onset immunodeficiency versus HIV-infected (HIV+) and healthy controls (from reference [9]).

a<p>Data are expressed as the numbers of subjects, with percentage in parentheses (%), or as central tendency as means plus or minus (±) standard deviation in parentheses.</p>b<p>Comparison between cases and HIV+ controls. Boldfacing indicates statistical significance.</p>c<p>Comparison between cases and healthy controls. Boldfacing indicates statistical significance.</p>d<p>OD = Optical Density.</p><p>Demographic and clinical characteristics of cases of HIV-negative (HIV−) adult-onset immunodeficiency versus HIV-infected (HIV+) and healthy controls (from reference <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0110276#pone.0110276-Wongkulab1" target="_blank">[9]</a>).