Advantages of Syndromic Diagnostics: Detection of the Pathogens Causing Urethritis/Cervicitis with the STI CNM Real-Time PCR Kit from Vitro S.A.
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13 dic 2024
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Categoría del artículo: ORIGINAL PAPER
Publicado en línea: 13 dic 2024
Páginas: 529 - 534
Recibido: 10 jul 2024
Aceptado: 10 nov 2024
DOI: https://doi.org/10.33073/pjm-2024-045
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© 2024 Miguel ángel Castaño LóPez et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Results obtained with Xpert CT/NG® and EasyNAT MG® from Ustar (MG)_
| NEG | POS | NEG | POS | NEG | POS | |
|---|---|---|---|---|---|---|
| Pharyngeal swab (34.0%) | 65 | 3 | 64 | 4 | 65 | 3 |
| Rectal swab (31.5%) | 57 | 6 | 62 | 1 | 57 | 6 |
| Urethral swab (25.0%) | 44 | 6 | 48 | 2 | 48 | 2 |
| Endocervical swab (5.5%) | 10 | 1 | 11 | 0 | 11 | 0 |
| Initial urine (4.0%) | 8 | 0 | 8 | 0 | 0 | 8 |
Concordance table between both techniques_ Below, statistical parameters are shown_
| EasyNAT® MG | |||
| POS | NEG | ||
| STI CNM Real Time | POS | 19 | 0 |
| PCR Kit | NEG | 0 | 181 |
| Sensitivity: 100% (IC: 90,6–100%) | |||
| Specificity: 100% (IC: 96,9–100%) | |||
| Positive predictive value: 100% (IC: 83,1–100%) | |||
| Negative predictive value: 100% (IC: 98,3–100%) | |||
| Kappa index: 1 | |||
| Standard error: 0,02 | |||
| C.I. 95%: 0,93–1,01 | |||
| Concordance: excellent | |||