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. 2020 Feb 13;20:138. doi: 10.1186/s12879-020-4861-y

Table 2.

Calculation of statistical value of IgM ELISA test compared with IgM Immunofluorescence test

Statistic Value (%) 95% CI
Sensitivity 84.00 79.73–87.68
Specificity 94.82 93.43–95.99
Positive likelihood ratio 16.21 12.71–20.67
Negative likelihood ratio 0.17 0.13–0.21
Disease prevalence 22.08 20.06–24.21
Positive predictive value 82.12 78.28–85.42
Negative predictive value 95.44 94.27–96.38