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Table 2 Comparison of conventional culture with molecular detection of Pseudomonas aeruginosa from the sputum of adult CF patients

From: Early detection of Pseudomonas aeruginosa – comparison of conventional versus molecular (PCR) detection directly from adult patients with cystic fibrosis (CF)

PCR (OprL) PCR (exotoxin A) Culture Frequency of patients (%)
+ + + 22 (38.6%)
+ - + 3 (5.3%)
- - + 5 (8.8%)
+ + - 3 (5.3%)
+ - - 7 (12.3%)
- - - 17 (29.7%)