Data are presented as mean ± SE, unless otherwise indicated. † Wilcoxon rank sum test, unless otherwise indicated. * The difference is significant (p < 0.05). a CRP, C-reactive protein. b WBC, white b
RR, risk ratio; CI, confidence interval; SE, standard error; PCP, Pneumocystis pneumonia. Univariate analysis of the association between selected clinical characteristics and 30-day mortality.