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Sensitivity, specificity, negative predictive value, positive predictive value, and the diagnostic accuracy of (a) direct gram staining versus culture positivity and (b) germ tube test positivity in identifying Candida albicans.
| Parameter | Sensitivity | Specificity | Negative predictive value | Positive predictive value | Diagnostic accuracy |
|---|---|---|---|---|---|
| Direct gram staining | 90.06% | 100% | 52.63% | 100% | 91.04% |
| Germ tube test | 95.68% | 95.40% | 87.50% | 98.52% | 95.63% |
