Sentence examples for false negative proportion from inspiring English sources
The proportion of all STI cases not identified in a screening question evaluation is estimated as the false negative proportion (1 SE).
The absolute number of unidentified cases depends on the false negative proportion of the screening question and on the prevalence of asymptomatic STI.
Two of these 272 participants had deep vein thrombosis, a false negative proportion of 0.3% (0.04% to 1.1%).
However, for single dichotomous tests, such calculations can be done for the expected positive or negative predictive values or their complements (false positive or false negative proportion, respectively).
We focused on the exclusion of pulmonary embolism with a minimum of missed of cases (false negative proportion or failure rate).
The age dependent cut-off value missed one patient more than the conventional cut-off value (three missed cases (false negative proportion 0.5%, 0.01% to 1.3%) v two (0.3%, 0.04% to 1.1%), respectively; increase 0.2% (0.004% to 8.6%)).
A receiver operating characteristic curve was obtained by plotting the true-positive proportion (sensitivity) against the false-negative proportion (1 – specificity).
Metaphase karyotypes of 100 trisomy 21 cells by an independent reference laboratory indicated one cell that was disomy 21, for a false-negative proportion of 1% (Table II).
Of the 330 known trisomy 21 cells, 7 were called either monosomy 21 or disomy 21, for a false-negative proportion of 2.1% (Supplementary Material, Table SII).
For the comparisons between the Camp Lejeune and Camp Pendleton cohorts, it is likely that the sensitivity of the exposure classification would be very high (e.g., >0.95) and the false-negative proportion would be very low because very few of those classified as "unexposed" (i.e., the Camp Pendleton cohort) would have an exposure to these contaminants.
With 30% of participants verified, 23% of replications had > 1 false negative; this proportion rose to 92% with 60% of participants verified.
