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false Positive

Detecting false-positive disease references in veterinary clinical notes without manual annotations

Detecting false-positive disease references in veterinary clinical notes without manual annotations

... Disease references in clinical notes are often negated ( “ ruled out pancreatitis ” ), hypothetical ( “ at risk of developing pancreatitis ” ), generic ( “ pancreatitis is more common in males ” ), historical (“previous ...

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An Assessment of Potential False Positive E.coli Pyroprints in the CPLOP Database

An Assessment of Potential False Positive E.coli Pyroprints in the CPLOP Database

... The practice of MST was specifically designed to make locating the source of microbial contaminants both easier and cheaper [1] . If the process is very accurate, fewer tests would need to be performed and the testing ...

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Expanded Newborn Screening for Biochemical Disorders: The Effect of a False-Positive Result

Expanded Newborn Screening for Biochemical Disorders: The Effect of a False-Positive Result

... that false-positive results may lead to increased parental ...of false-positive newborn screening results might be mitigated through improved parental ...regarding false-positive ...

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False  Positive  probabilities  in  q-ary  Tardos  codes:  comparison  of  attacks

False Positive probabilities in q-ary Tardos codes: comparison of attacks

... The work of [14, 13] showed, for various parameter settings and attack strategies, how the false positive probability has a transition from Gaussian behaviour in the central region to worse-than- Gaussian ...

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Evaluation of inadequate, indeterminate, false-negative and false-positive cases in cytological examination for breast cancer according to histological type

Evaluation of inadequate, indeterminate, false-negative and false-positive cases in cytological examination for breast cancer according to histological type

... indeterminate, false-negative and false- positive cases showed similar histological types, notably SIDC for malignant tumors, and mastopathy, fibroaden- oma and papilloma for benign ...and ...

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FALSE POSITIVE AND FALSE NEGATIVE RESULTS IN URINE DRUG SCREENING TESTS: TAMPERING METHODS AND SPECIMEN INTEGRITY TESTS

FALSE POSITIVE AND FALSE NEGATIVE RESULTS IN URINE DRUG SCREENING TESTS: TAMPERING METHODS AND SPECIMEN INTEGRITY TESTS

... immunosorbent assay, enzyme-multiplied immunoassay, fluorescence polarization immunoassay, immunoturbidimetic and radioimmunoassay (4). Instant on-site drug testing is another form of UDSTs that is rapid, easy to perform ...

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False-Positive Blood Cultures in Acute Leukemia: An Underrecognized Finding

False-Positive Blood Cultures in Acute Leukemia: An Underrecognized Finding

... of false-positive blood cultures in patients with acute myeloid leukemia has been rarely described in the ...persistently positive blood cultures despite broad-spectrum antibiotic ...the ...

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Data Preprocessing for Reducing False Positive Rate in Intrusion Detection

Data Preprocessing for Reducing False Positive Rate in Intrusion Detection

... constructed from existing one, having different signature, Intrusion Detection System cannot detect that. Signature based Intrusion Detection Systems cannot detect new attacks till signature is generated and propagated ...

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Robust Textural Approach for False Positive Reduction in Mammographic Mass

Robust Textural Approach for False Positive Reduction in Mammographic Mass

... CAD systems have been applied and have got greater value in the recent years as a second reader for medical imaging. It contributes to the reduction of false positive mammographic masses. This work presents ...

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The chemical in plug bacterial chemotaxis assay is prone to false positive responses

The chemical in plug bacterial chemotaxis assay is prone to false positive responses

... in neither were rings of cells apparent at the edge of the accumulation zones. We confirmed that the ΔcheA-3 mutant had not reverted to wild-type by performing swim plate assays. As shown previously, the ΔcheA-3 mutant ...

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False positive rates in two point parametric linkage analysis

False positive rates in two point parametric linkage analysis

... of false-positive findings in a binary trait using classic two-point parametric linkage ...analysis. False-positive genome-wide significant log of odds (LOD) scores were identified in more ...

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The Effects of Gestational Age and Birth Weight on False-Positive Newborn-Screening Rates

The Effects of Gestational Age and Birth Weight on False-Positive Newborn-Screening Rates

... METHODS: The Ohio State Newborn Screening Program Database was analyzed to determine the overall and birth weight–specific FPRs for 18 analytes. Data were stratified into birth weight categories ( ⬍ 1000 g, 1000 –1499 g, ...

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Intrapancreatic accessory spleen false positive to 68Ga Dotatoc: case report and literature review

Intrapancreatic accessory spleen false positive to 68Ga Dotatoc: case report and literature review

... In the differential diagnosis of solid nodules in the pancreatic tail, IPAS should always be considered. Besides increasing clinical incidence due to the improve- ment of imaging quality, it remains a non-neoplastic ...

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Controlling for false positive findings of trans hubs in expression quantitative trait loci mapping

Controlling for false positive findings of trans hubs in expression quantitative trait loci mapping

... The emerging microarray-based gene expression technol- ogy enables quantitative geneticists to conduct systematic, genome-wide linkage analysis to detect genomic loci that control gene-expression variations. One of the ...

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Stool desorbing activity: a possible cause of false positive reactions in competitive enzyme immunoassays

Stool desorbing activity: a possible cause of false positive reactions in competitive enzyme immunoassays

... The relationship between the false-positive results in the antibody inhibition assay with PBS-1% normal guinea pig serum as a diluent and the ability of stool supernatants to desorb soli[r] ...

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False Positive Results of Plasma PCR for Cytomegalovirus DNA due to Delayed Sample Preparation

False Positive Results of Plasma PCR for Cytomegalovirus DNA due to Delayed Sample Preparation

... (pp65 positive) had high baseline rates (87% in native samples) and levels (median number of copies, 75) of CMV plasma ...of false-positive CMV PCR results, probably due to leukocyte ...

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Phencyclidine false positive induced by lamotrigine (Lamictal®) on a rapid urine toxicology screen

Phencyclidine false positive induced by lamotrigine (Lamictal®) on a rapid urine toxicology screen

... the positive PCP result, Bio-Rad technical support was ...cause false-positive results for PCP on their rapid urine screen ...venlafaxine-induced false positives for PCP; there are none for ...

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Effect of population stratification analysis on false positive rates for common and rare variants

Effect of population stratification analysis on false positive rates for common and rare variants

... Figure 2 shows the results of the single-SNP analysis for 1,379 common SNPs with and without PCA. We use the 95% quantile of the 200 p-values to represent the overall results of the 200 replicates. In the simulation, Q1 ...

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Impact of false positive mammography on subsequent screening attendance and risk of cancer

Impact of false positive mammography on subsequent screening attendance and risk of cancer

... when false-positive mammography either had no effect on subsequent attendance [6–8] or, alternatively, actually increased by 20% the likelihood of future reattendance [30], even in those who underwent a ...

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Buffer substitution in malaria rapid diagnostic tests causes false positive results

Buffer substitution in malaria rapid diagnostic tests causes false positive results

... with false-positive lines showed a clearance of background similar to those observed with the RDT kit’s ...and false-positive test lines were similar to those obtained with the RDT kits ’ ...

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