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Sensitivities and specificities of XYL and MDG tests performed by the API 20C AUX and Vitek systems for detection of the C. dubliniensis isolatesa
| Test and system | Sensitivity (%) | Specificity (%) |
|---|---|---|
| XYL | ||
| API 20C AUX | 100.0 | 96.0 |
| Vitek | 96.9 | 96.0 |
| MDG | ||
| API 20C AUX | 100.0 | 54.0 |
| Vitek | 95.4 | 100.0 |
A positive test indicated that there was no assimilation of XYL or MDG as a source of carbon. The total number of Candida isolates tested was 166 (100 C. albicans isolates and 66 C. dubliniensis isolates).
