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Table 4 Sensitivity and specificity of the techniques analyzed and kappa coefficient

From: Diagnostic accuracy of semi-quantitative and quantitative culture techniques for the diagnosis of catheter-related infections in newborns and molecular typing of isolated microorganisms

Technique Sensitivity Specificity Kappa 95% CI
Lower Upper
Semi-quantitative 72.7 95.7 0.6872 0.4797 0.8947
Quantitative 59.2 94.4 0.4915 0.2677 0.7154
PFGE 82.6 100 0.8193 0.6532 0.9854