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To better assess the predictive ability of the models, we calculated specificities and sensitivities at various threshold levels of the score(s) to derive likelihood ratios.
To probe spectrum bias in the specificities obtained in our 35 internal controls, we calculated specificities as well in the 90 IgA and IgG concentrations obtained in weeks 9 and 13 of the epidemic of all 47 subjects with no cough (Table 1).
Additionally, although the use of spoligotyping and MIRU techniques are currently used by the CDC to determine recent transmission, their low calculated specificities compared to RFLP-IS6110 have been shown to lead to misclassification of patients, inflated estimates of TB transmission, and low positive predictive values [ 45].
The calculated specificities of the ELISAs for different ODC% cut-off values are shown in the graphs in Figure 2.
The calculated specificities and 95% CI when using the producer's recommended cut-off values are shown in Table 1.
The calculated specificities of the two Dublin ELISAs and the mixed ELISA, when using the producer's recommended cut-off value of the corrected optic-density percent (ODC%) were 99.4%9595% Confidence Interval (CI): 98.8% -99.8%), 99.4% (95% CI: 98.8% -99.8%) and 97.9% (95% CI: 96.8% -98.7%), respectively.
Similar(54)
Specifically, we calculated specificity scores for each transcript, inspected the top 5%% most stage-specific transcripts, and compared transcript specificity scores by transcript class.
eWe calculated specificity as 1 – P item is flagged as DIF | item is non-DIF) or 1 − Type I error rate.
We calculated specificity as (−patient registry − records)/[(−patient registry − records) + (+patient registry − records)].
For each of these paired comparisons we calculated specificity, sensitivity and the positive predictive value (PPV) of each predicated relationship.
We calculated specificity as the proportion of words identified by the human observers as correct which the spell checker did not change.
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com