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Table 3 Univariate analysis for prediction of microbiologically confirmed pneumonia a

From: Alveolar pentraxin 3 as an early marker of microbiologically confirmed pneumonia: a threshold-finding prospective observational study

Variables Univariate β SE P-value
BAL fluid PTX3 ≥1 ng/ml 2.784 0.792 <0.001
Plasma PTX3 ≥130 ng/ml 0.742 0.576 0.198
Plasma PCT ≥0.5 ng/ml 0.506 0.532 0.342
Plasma CRP ≥0.5 mg/dlb
BAL fluid sTREM-1 ≥5 pg/ml 0.438 0.507 0.389
Plasma sTREM-1 ≥5 pg/mlc
CPIS ≥7 −0.192 1.183 0.871
  1. aBAL, Bronchoalveolar lavage fluid; CPIS, Clinical Pulmonary Infection Score; CRP, C-reactive protein; PCT, Procalcitonin; PTX3, Pentraxin 3; SE, standard error; sTREM-1, Soluble triggering receptor expressed on myeloid cells 1. bCould not be determined because all values were >0.5 mg/dl. cCould not be determined, as estimates were not reliable because of convergence problems of the statistical model.