• In a cohort of active component U.S. Air Force, Navy, and Marine Corps officers followed from 1 Oct. 1995 through 31 Dec. 2017, a total of 2,422 individuals contributed 3,104 algorithm-derived cancer cases. (health.mil)
  • The algorithm was used to quantify a generic utilization rate (GUR) across therapeutic classes and was validated by comparing the estimated GUR to the true GUR, using pharmacy claims corresponding to prescriptions in the same patient cohort. (sutterhealth.org)
  • 2 3 Our aim was to compare a LB version with 16 specificities and an IP-based algorithm, as well as to describe clinical associations to autoantibody specificities in a cohort of patients classified as IIM. (bmj.com)
  • The authors found that the sensitivity, specificity, and overall accuracy of the algorithm for detecting VT was 92%, 89%, and 91% in the derivation cohort and 93%, 90%, and 93% in the validation cohort. (medscape.com)
  • Training and internal validation of the original algorithm included 15 clinical and tumor-related variables from a consecutive cohort of 800 breast cancer cases. (lu.se)
  • Conclusions This is the first study to measure the sensitivity and specificity of OUD ICD codes and develop an algorithm to address OUD underestimation. (bmj.com)
  • CONCLUSIONS: An algorithm that estimates generic drug use performed well in a population of managed care beneficiaries. (sutterhealth.org)
  • Using a calibrated, dynamic mathematical model, we compared the status quo diagnostic algorithm, emphasizing sputum smear, against an algorithm incorporating Xpert for initial diagnosis. (plos.org)
  • Our objective was to elaborate a diagnostic algorithm combining antigen rapid diagnostic tests, automated antigen dosing and rapid molecular tests and to assess its performance under routine conditions. (frontiersin.org)
  • We then established a diagnostic algorithm by approaching median viral loads in target populations and evaluated the limit of detection of each test using the PCR cycle threshold values. (frontiersin.org)
  • Our diagnostic algorithm proposed to test recently symptomatic patients using rapid antigen tests, asymptomatic patients using automated tests, and patients requiring immediate admission using molecular point-of-care tests. (frontiersin.org)
  • We assessed the clinical performance of the 2016 prototype OraQuick® HIV Self -Test in rural and urban communities in Zambia to assess the sensitivity and specificity of the test compared to the national HIV rapid diagnostic test (RDT) algorithm and a laboratory reference standard using 4th generation enzyme immunoassays and HIV RNA detection . (bvsalud.org)
  • Due to broader coverage and high sensitivity for insertions and deletions, sequencing via MAPs afforded important detection of additional actionable mutations. (nature.com)
  • While the benefits of the stroke detection algorithm were proven, AI's impact on radiology in general was unclear at the time, and the FDA had approved only a few algorithms for clinical use. (acr.org)
  • The performance of five different classifiers was analyzed using these features to design an automated detection system.RESULTS: Among the five classifiers, decision tree, k-nearest neighbor, and support vector machine performed with sensitivity (specificity) of 79% (81%), 75% (85%), and 80% (86%), respectively. (amrita.edu)
  • The updated algorithm features a specific sequence of tests to provide maximal sensitivity, specificity, and accuracy for HIV detection. (hivguidelines.org)
  • Thanks to their high sensitivity, ranging from 73.9 to 89.5% for high viral load samples [10 5 -10 7 RNA copies/swab ( 3 )], and their overall specificity ( 4 , 5 ), antigen-detection rapid diagnostic tests have been integrated in several countries' testing strategies ( 6 - 10 ) 1 , 2 . (frontiersin.org)
  • The majority of these recordings are performed using computerized electrocardiographs, which include algorithms for detection of right/left arm lead reversals. (lu.se)
  • In systematic reviews comparing VCTE TM to biopsy (as a gold standard) for the detection of severe liver fibrosis, the mean area under the ROC curve was 0.89 (95% CI, 0.88-0.91) (Tsochatzis et al, 2011, Friedrich-Rust et al, 2008) and the overall sensitivity and specificity were 82% (95% CI, 78-86%) and 86% (95% CI 0.80-0.91). (cdc.gov)
  • Kashini Andrew, M.B.B.S., from the University Hospitals Birmingham NHS Foundation Trust in the United Kingdom, and colleagues examined improvement in the sensitivity of the detection of skin cancers with continued improvement of the AI algorithm (upgraded twice since May 2020) using previously collected data (22,356 patients assessed over 2.6 years). (msdmanuals.com)
  • Compared to the RDT algorithm , user-conducted HIVST was 94.1% sensitive (95%CI 90.2-96.7) and 99.7% specific (95%CI 99.3-99.9). (bvsalud.org)
  • Three controls had either anti-Ku, anti-NXP2 or anti-Mi-2α by LB (mean 20 units), corresponding to a total diagnostic specificity of 99.7% ( table 1 ). (bmj.com)
  • Patients with inclusion body myositis (IBM) and controls were negative for Jo-1, PL-7, SRP, MDA5 and TIF1γ specificities in all assays. (bmj.com)
  • In this setting, antigen rapid tests yielded an overall sensitivity of 83.3% (not significantly different between the four assays) while the use of automated antigen dosing would have spared 93.5% of asymptomatic inpatient screening PCRs. (frontiersin.org)
  • Furthermore, the genomic risk algorithm "compares favorably" with imaging-based assays and cerebrospinal fluid biomarkers in determining whether individuals have cognitive decline due to Alzheimer's, researchers led by Michael Lutz of Duke University reported in a poster presented at AAIC. (genomeweb.com)
  • 0.9 (89.7% vs. 34.5%) compared to the algorithm. (medscape.com)
  • Artificial intelligence-based algorithms offer the prospect of improved efficiency in delivering care and reduced cost, but translating that potential into clinical practice will require a colossal effort, said Professor Marion R Munk. (escrs.org)
  • Stained endocrine cell nuclei are segmented by a sequential thresholding algorithm that uses a Support Vector Machine (SVM) type of artificial neural network [ 9 ]. (hindawi.com)
  • Radiologists at Lahey Hospital & Medical Center have integrated six artificial intelligence (AI) algorithms into their clinical workflow. (acr.org)
  • But now, Hashim and his team have help: A suite of artificial intelligence (AI) algorithms combined with workflow orchestration software is triaging cases and moving those with potentially critical findings - including pulmonary embolisms, intracranial hemorrhages, and cervical fractures - to the top of the worklist, alleviating some of the pressure on the radiologists. (acr.org)
  • In this imaging informatics scientific session, researchers will present a real-world performance study of an artificial intelligence (AI) algorithm designed to detect pneumothorax on routine chest x-rays from the intensive care unit (ICU). (auntminnie.com)
  • Objective: To implement artificial neural network (ANN) algorithms for noninvasive lymph node staging (NILS) to a decision support tool and facilitate the option to omit surgical axillary staging in breast cancer patients with low-risk of nodal metastasis. (lu.se)
  • When the maximum number of splits is 1023, and the number of base classifiers is 100, the performance of the RUSBoost ensemble algorithm can reach the best. (techscience.com)
  • Researchers from several states performed a prospective multicenter study to develop machine-learned algorithms to assess for CAD and to test the accuracy of the algorithms. (diagnosticimaging.com)
  • The effectiveness of the proposed system was tested over 21 histologically stained images containing approximately 1800 cell nuclei, and the overall performance of the algorithm was found to be promising, with high accuracy and precision values. (hindawi.com)
  • The objective of the study was to evaluate the accuracy of machine learning algorithms trained to classify open-text reports of doctor performance and to assess the potential for classifications to identify significant differences in doctors' professional performance in the United Kingdom. (jmir.org)
  • The performance of the proposed system is analysed in terms of sensitivity, accuracy and specificity. (intechopen.com)
  • Secondly, to improve the accuracy and speed of the recognition algorithm, use the CART model as the base classifier and perform the feature dimension reduction. (techscience.com)
  • The accuracy, sensitivity, specificity, positive predictive value, and negative predictive value of the SCORE-AI algorithm in classifying the five main EEG categories will be compared to that of human experts. (who.int)
  • 1. The accuracy, sensitivity, specificity, positive predictive value, and negative predictive value of the SCORE-AI algorithm when used on long-term (20-hour) recordings will be assessed after all retrospective data have been extracted. (who.int)
  • 2. The accuracy, sensitivity, specificity, positive predictive value, and negative predictive value of the new SCORE-AI feature (posterior dominant rhythm) will be assessed in 25-minute routine EEG recordings. (who.int)
  • To help, the ACR Data Science Institute (DSI) has developed a web-based catalog called AI Central ™ , which radiologists can use to learn more about AI algorithms that have FDA approval. (acr.org)
  • Radiologists at Lahey began integrating AI algorithms into their workflow in 2018. (acr.org)
  • Radiologists outperformed four commercially available AI algorithms when diagnosing lung diseases on chest x-rays. (auntminnie.com)
  • The high sensitivity of scintigraphy gives it a special place in the diagnosis and post-therapeutic follow-up of cancers. (scirp.org)
  • The cancer case definition algorithm published by the Armed Forces Health Surveillance Branch had a high PPV for capturing cases of common cancers and a low-to-moderate PPV for rarer cancers. (health.mil)
  • This study validated a set of algorithms that apply healthcare encounter data to identify high-cost users among adults with a history of homelessness. (ices.on.ca)
  • Optimal algorithms to identify high-cost users were ≥1 hospitalization with 78% sensitivity and 96% specificity and ≥1 hospitalization or ≥6 ED visits with 82% sensitivity and 89% specificity. (ices.on.ca)
  • The optimal algorithms can be used to inform resource planning and service evaluation to ensure high-needs groups receive appropriate and tailored interventions. (ices.on.ca)
  • Our model demonstrated very high sensitivity and specificity," Dr. Margolin commented. (aao.org)
  • Individual algorithm performance was high (range F score=.68 to .83). (jmir.org)
  • Machine learning algorithms can classify open-text feedback of doctor performance into multiple themes derived by human raters with high performance. (jmir.org)
  • At the Alzheimer's Association International Conference in Boston last week, researchers presented data establishing the analytical validity of an algorithm that factors an individuals' age, APOE genotype, and TOMM40 polymorphisms to gauge whether the person is at high or low risk of mild cognitive decline due to Alzheimer's. (genomeweb.com)
  • Nearly 6,000 normal subjects will enter a high-risk or a low-risk arm based on the genetics-based algorithm. (genomeweb.com)
  • The latest algorithm also showed a high specificity in identifying benign lesions (75.3 percent). (msdmanuals.com)
  • Researchers used an algorithm with variables such as international classification codes, a prescription for riluzole, and frequency of visits to a neurologist, to identify people with "definite ALS. (medscape.com)
  • In preparing to launch a phase III study to investigate whether low doses of a diabetes drug will delay the onset of Alzheimer's disease, researchers from Takeda, Duke University, and Zinfandel Pharmaceuticals have established the performance characteristics of a genetic risk algorithm that they will use to stratify participants in the trial. (genomeweb.com)
  • In the same trial, researchers are hoping to qualify the biomarkers' ability to determine the risk of Alzheimer's onset in cognitively normal patients between the ages of 65 and 83, as well as to validate the algorithm for use as a blood-based commercial diagnostic test. (genomeweb.com)
  • The researchers found that the latest version of AI software was highly sensitive in detecting all skin cancers (99.5 percent), precancers (92.5 percent), and melanoma (100 percent), with improved sensitivity observed over time. (msdmanuals.com)
  • Compared with version 1, the researchers note a slight drop in specificity for benign lesions, a potential trade-off for increased sensitivity for malignant lesions. (msdmanuals.com)
  • OBJECTIVE: To develop an algorithm to estimate generic drug use in an outpatient setting using electronic health records (EHR) data. (sutterhealth.org)
  • Our objective was to establish an algorithm to identify pregnant women and their pregnancies in claims data. (cdc.gov)
  • The genomic risk algorithm to be used in this phase III study is the culmination of more than 20 years of Alzheimer's genetics research conducted by Roses, Jefferson-Pilot professor of neurobiology and neurology at Duke and CEO of Zinfandel, a company focused on using pharmacogenetics to improve Alzheimer's risk prediction and treatments. (genomeweb.com)
  • Results: ANN algorithms for the prediction of nodal status have been implemented into the web-based NILS tool for personalized, noninvasive nodal staging in breast cancer. (lu.se)
  • They compared five highly touted electrocardiographic methods for differentiating WCTs and found that these algorithms missed 6%-40% of cases of VT. (medscape.com)
  • Sensitivity and specificity of OraQuick® HIV self-test compared to a 4th generation laboratory reference standard algorithm in urban and rural Zambia. (bvsalud.org)
  • However, sensitivity of the self -test was reduced compared to a laboratory reference standard , as was the national RDT algorithm . (bvsalud.org)
  • The SHC result was compared with results of routine syphilis testing using the traditional testing algorithm at the state laboratory. (cdc.gov)
  • Sensitivity, specificity, and overall laboratory test agreement were determined using the Trep-Sure qualitative enzyme immunoassay (EIA) reference treponemal test as the standard for "true" positive or negative treponemal test results. (cdc.gov)
  • The algorithms used can be adjusted to balance between sensitivity and specificity to limit the number of false alarms and still detect true deterioration. (wikipedia.org)
  • A popular technique in the realm of image processing known as region growing is combined with a graph-cuts-based algorithm that incorporates Laplacian of Gaussian (LoG) filtering to detect cell nuclei [ 8 ]. (hindawi.com)
  • I've definitely seen a decrease in my level of anxiety, because we know that these algorithms are operating in the background and will detect most of the things that we need to pay attention to right away," Hashim says. (acr.org)
  • At the request of referring physicians, the first algorithm they implemented was one that helps detect stroke and shares the diagnosis with providers. (acr.org)
  • A development set, consisting of signals from 512 subjects, was used for machine learning to determine an algorithm that correlated with significant CAD, the authors wrote. (diagnosticimaging.com)
  • Further evaluation of the sensitivity and specificity of the SHC in additional health care settings is needed to determine whether SHC might be beneficial in identifying patients who might have syphilis, especially in settings where phlebotomy is unavailable. (cdc.gov)
  • serially diluted and analysed to determine the sensitivities of the kits. (bvsalud.org)
  • Sensitivity, specificity, positive predictive values, and negative predictive values were derived for a set of seven algorithms. (ices.on.ca)
  • According to the findings, 1,402 chest x-rays were flagged as positive for pneumothorax and 11,326 were negative for pneumothorax by the algorithm. (auntminnie.com)
  • According to data from a simulation study, the risk algorithm has a positive predictive value and a negative predictive value between 70 percent and 80 percent. (genomeweb.com)
  • Algorithm-derived cases of rarer cancers may require verification by chart review. (health.mil)
  • Results: The machine-learning algorithm considered over 30,000 keywords and industry/occupation codes (separate and in combination). (cdc.gov)
  • In this study, neural networks performed better than conventional algorithms and the differences in sensitivity could result in 100,000 to 400,000 right/left arm lead reversals being detected by networks but not by conventional interpretation programs. (lu.se)
  • Therefore, in our study, we apply a hybrid feature selection method consisting of several machine learning algorithms in addition to social network analysis with our proposed network metric, called the corrected degree of domesticity, in a single environment, R, to improve the support vector machine classifier's performance. (biomedcentral.com)
  • We used existing job-by-job exposure assessment data (assigned by consensus between multiple expert raters) from a large, population-based study of women to create and test screening algorithms for polycyclic aromatic hydrocarbons (PAHs) that would be suitable for use in other population-based studies. (cdc.gov)
  • All coded jobs held by mothers of infants participating in National Birth Defects Prevention Study (NBDPS) (n = 35,424) were used in developing or testing the screening algorithms. (cdc.gov)
  • The best study of various published algorithms for distinguishing VT from SVT-AC was by Jastrzebski and colleagues . (medscape.com)
  • Goal of this multicentre, prospective, double-blinded, assessor controlled study was to develop an algorithm of muscle function tests to identify PORC. (medscape.com)
  • The values of the two neuromuscular monitoring techniques (EMG and AMG) during the algorithm development and validation at the different time points during the study. (medscape.com)
  • Self -testers in Zambia who used OraQuick® HIV Self -Test achieved reasonable clinical performance compared to the national RDT algorithm . (bvsalud.org)
  • The sensitivity of SHC was 71.4% (95% confidence interval [CI] = 41.9%-95.1%) when compared with the Trep-Sure (EIA) reference treponemal test ( Table ). (cdc.gov)
  • However, this test is characterized by its low specificity. (scirp.org)
  • The DHC model proved superior to the benchmark neurological hemifield test (NHT), a score-based approach built on a mathematical rather than AI algorithm. (aao.org)
  • The sensitivity and specificity of five rapid HIV antibody test kits commonly used in Nigeria were evaluated. (bvsalud.org)
  • The algorithm, developed by neuroscientist Allen Roses and his research team, will be used to stratify people in a Phase III trial that will assess the ability of the diabetes drug pioglitazone - marketed by Takeda for type 2 diabetes under the brand name Actos - to delay Alzheimer's-associated cognitive decline. (genomeweb.com)
  • Finally, the hyperparameters of the ensemble classifier are optimized by Bayesian optimization, and the experiment proves that the RUSBoost algorithm can complete the gait recognition task well. (techscience.com)
  • Compared with the Adaboost, Tomeklinks-Adaboost and ROS-Adaboost ensemble algorithms, the RUSBoost ensemble algorithm can complete the FOG recognition task more efficiently. (techscience.com)
  • These 'gold standard' charts were used to 1) develop and validate a highly sensitive OUD identification algorithm over four iterations and 2) examine the sensitivity and specificity of OUD ICD codes. (bmj.com)
  • Standardized chart reviews were performed to provide a gold standard by which to validate the case definition algorithm. (health.mil)
  • Diagnostic tests for TB include sputum smear analysis (microscopic examination of mucus coughed up from the lungs for the presence of M. tuberculosis ) and mycobacterial liquid culture (growth of M. tuberculosis from sputum and determination of its drug sensitivity). (plos.org)
  • The displacements induced by the shear waves are tracked and measured using pulse echo ultrasound acquisition algorithms. (cdc.gov)
  • The consultation resulted in developing an interim guidance and algorithm for clinical management of pandemic (H1N1) 2009 virus infection in health-care settings. (who.int)
  • sensitivity could be further increased, albeit with a decrease in specificity, by adjusting the algorithm. (cdc.gov)
  • Predictive performances were assessed by area under the receiver operating characteristics curves (AUC) and sensitivity/specificity values at defined cut-points. (lu.se)
  • To partition the scintigraphic image, several methods are used, among which is Kohonen's self-organizing map algorithm. (scirp.org)
  • Methods: We evaluated three approaches to creating a screening algorithm: a machine-learning algorithm, a set of a priori decision rules created by experts based on features (such as keywords) found in the job description, and a hybrid algorithm incorporating both sets of criteria. (cdc.gov)
  • This group convened to establish a clear and practical algorithm for evaluation and diagnosis of severe DED. (bmj.com)
  • This report presents the ODISSEY European Consensus Group recommended algorithm for DED evaluation, which facilitates diagnosis of severe disease even in the event of discordance between signs and symptoms. (bmj.com)
  • When combined together into an ensemble of multiple algorithms, mean human-computer interrater agreement was .88. (jmir.org)
  • Then use the RUSBoost ensemble algorithm to solve the problem of unbalanced sample size and considerable limitations of a single classifier. (techscience.com)
  • Verification testing of the algorithm was performed utilizing previously untested phase signals from 94 subjects. (diagnosticimaging.com)
  • And discuss the implementation of the clinical diagnostic algorithms for blastomycosis, coccidioidomycosis, and histoplasmosis. (cdc.gov)
  • Conclusion: Both expert decision rules and the machine-learning algorithm performed reasonably well in identifying the majority of jobs with potential exposure to PAHs. (cdc.gov)
  • Interpretation Using a machine learning approach, an ECG-based tool was developed from detailed electroanatomical mapping of patients with CA. The ECG algorithm is simple and has proven helpful to suspect CA without the aid of advanced imaging modalities. (bmj.com)
  • We trained 8 machine learning algorithms to classify comments and assessed their performance using several training samples. (jmir.org)
  • In recent years, with more data available, the field has shifted towards machine learning algorithms, because they make fewer assumptions about data (Shin and Lee, 2002;Wang et al. (researchgate.net)
  • The criteria used in the algorithm developed to identify patients with ALS from the national databases were also explained. (cdc.gov)
  • A classification and regression tree (CART) was calculated developing the algorithm to identify PORC. (medscape.com)
  • Until recently, traditional hand-crafted algorithms would fail to meet the fundamental technical pre-requisite that they match or exceed the performance of human experts. (idtechex.com)
  • In a classification task, biomarker identification can be defined as selecting the most informative subset of features to increase the classification performance of the learning algorithm. (biomedcentral.com)
  • The algorithms help diagnose and triage imaging studies for potentially critical findings, prioritizing potentially positive studies and improving patient care. (acr.org)
  • while SD-Bioline had no false positive result (specificity = 100). (bvsalud.org)
  • Citation request % -------------------------------------------------------------------------------------------------------- % Sikora M., Wrobel L.: Application of rule induction algorithms for analysis of data collected by seismic % hazard monitoring systems in coal mines. (uci.edu)
  • Algorithms are faster than humans and can be implemented on a massive scale with access to sufficient computing power via the cloud or even at the edge. (idtechex.com)
  • An algorithm was developed to estimate generic drug use based on medication names and dispense-as-written requests from electronic prescriptions, as well as information on generic availability at the time the prescriptions were written. (sutterhealth.org)
  • The estimated probability of healthy lymph nodes using the interface showed a complete concordance with estimations from the reference algorithm except in two cases that had been wrongly included (ineligible for the technical validation). (lu.se)
  • A new algorithm Multiscale Quantiser with the convolutional neural network is used in the training phase. (intechopen.com)
  • The process of developing the algorithm also provides a useful illustration of the strengths and potential pitfalls of these approaches to developing exposure assessment algorithms. (cdc.gov)
  • 1998). The LAeq8 affords the best sensitivity and specificity for discrimination of potential hazards and has the greatest level of integration with present occupational exposure standards and prospective hearing protection labeling regulations. (cdc.gov)
  • Compte tenu du nombre croissant d'infections et de décès par le virus de la grippe pandémique (H1N1) 2009 confirmés en laboratoire dans la Région OMS de la Méditerranée orientale, le Bureau régional a convoqué une réunion consultative d'experts impliqués dans la prise en charge clinique de patients infectés par ce virus. (who.int)