Table 1 Detection sensitivity, specificity, and accuracy of QIAamp DNA blood Mini kit, K-SL DNA extraction kit, and GraBon™ methods for Escherichia coli and Staphylococcus aureus.
Pathogen | Method | Sensitivity (%) (95% CI) | Specificity (%) (95% CI) | Accuracy (Positive/Total) |
|---|---|---|---|---|
E. coli | QIAamp DNA Blood Mini Kit | 30 (16.56–46.53) | 100 (91.19–100.0) | 65.0% (12/40) |
K-SL DNA Extraction Kit | 55 (38.49–70.74) | 100 (91.19–100.0) | 77.5% (22/40) | |
GraBon™ | 52 (36.13–68.49) | 100 (91.19–100.0) | 76.5% (21/40) | |
S. aureus | QIAamp DNA Blood Mini Kit | 35 (20.63–51.68) | 100 (91.19–100.0) | 67.5% (14/40) |
K-SL DNA Extraction Kit | 35 (20.63–51.68) | 100 (91.19–100.0) | 67.5% (14/40) | |
GraBon™ | 55 (38.49–70.74) | 100 (91.19–100.0) | 77.5% (22/40) |
