Fig. 1From: Evaluation of GeneXpert PA assay compared to genomic and (semi-)quantitative culture methods for direct detection of Pseudomonas aeruginosa in endotracheal aspiratesStudy flowchart showing the ETA sample selection and processing order within the study. *Negative samples were included consecutively every time a positive sample was included. **Sample 70 (Additional file 1: Table S1) was found negative in semi-quantitative culture but positive in all other assays resulting in the extended gold standard. Sens sensitivity, Spec specificityBack to article page