2025
Patellar tilt calculation utilizing artificial intelligence on CT knee imaging
Sieberer J, Rancu A, Park N, Desroches S, Manafzadeh A, Tommasini S, Wiznia D, Fulkerson J. Patellar tilt calculation utilizing artificial intelligence on CT knee imaging. The Knee 2025, 54: 217-221. PMID: 40086415, DOI: 10.1016/j.knee.2025.02.019.Peer-Reviewed Original ResearchConceptsPatellar tiltDiagnosis of patellar instabilityMann-Whitney U testInterclass correlation coefficientKruskal-Wallis testCommercial AI algorithmsNo significant differenceCT scanPatellar instabilityMann-WhitneyU testAnatomical landmarksKruskal-WallisPatientsSignificant differencePatellofemoral diseaseConfidence intervalsBonferroni methodDislocation eventsCorrelation coefficientThe length of the popliteus on sagittal views correlates with high tibiofemoral rotations and patellar instability
Desroches S, Park N, Frumberg D, Fulkerson J, Sieberer J. The length of the popliteus on sagittal views correlates with high tibiofemoral rotations and patellar instability. The Knee 2025, 54: 128-135. PMID: 40036927, DOI: 10.1016/j.knee.2025.02.003.Peer-Reviewed Original ResearchIntraclass correlation coefficientTibiofemoral rotationPatellofemoral instabilitySagittal viewControl groupMann-Whitney U testInterrater reliabilityStatistically significant positive relationshipInstability patientsPatient groupPatellar instabilitySignificant positive relationshipMann-WhitneyU testPosterior tibiaPatientsSagittal slicesDegree of rotationRegression analysisPopliteusCondylar lineCorrelation coefficientSignificance levelCohortFemoral condyle
2024
A meta‐analysis assessing reliability of the Yale Food Addiction Scale: Implications for compulsive eating and obesity
Jahrami H, Husain W, Trabelsi K, Ammar A, Pandi‐Perumal S, Saif Z, Potenza M, Lin C, Pakpour A. A meta‐analysis assessing reliability of the Yale Food Addiction Scale: Implications for compulsive eating and obesity. Obesity Reviews 2024, 26: e13881. PMID: 39715731, PMCID: PMC11884959, DOI: 10.1111/obr.13881.Peer-Reviewed Original ResearchConceptsYale Food Addiction ScaleRandom-effects meta-analysisReliability generalization meta-analysisMeta-analysisFood addictionTest-retest correlation coefficientTest-retest reliabilityComprehensive systematic reviewSixty-five studiesIntraclass coefficientSystematic reviewAddiction ScaleDisordered eatingCompulsive eatingObesitySample sizeEatingCorrelation coefficientEating disordersIntraclassReliability measuresReliabilityParticipantsScaleInceptionScreening for Cognitive Impairment in the Emergency Department: Agreement between Older Adult Patient- and Informant-Completed Ascertain Dementia 8 Tool
Galske J, Sather A, Chera T, Hwang U, Carpenter C, Babcock M, Gettel C. Screening for Cognitive Impairment in the Emergency Department: Agreement between Older Adult Patient- and Informant-Completed Ascertain Dementia 8 Tool. Dementia And Geriatric Cognitive Disorders 2024, 1-7. PMID: 39616991, DOI: 10.1159/000542895.Peer-Reviewed Original ResearchAscertain Dementia 8Intraclass correlation coefficientEmergency departmentCognitive impairmentTrained research assistantsDiagnosis of dementiaClinicians providing careModerate agreementSuspected CIEmergency careOlder adultsAnalytic sampleResearch assistantsED patientsCareScreening protocolSelf-identifyEarly interventionDementiaScoresCorrelation coefficientDepartmentDyadsPatientsImpairmentSemiautomated Three-Dimensional Landmark Placement on Knee Models Is a Reliable Method to Describe Bone Shape and Alignment
Park N, Sieberer J, Manafzadeh A, Hackbarth R, Desroches S, Ghankot R, Lynch J, Segal N, Stefanik J, Felson D, Fulkerson J. Semiautomated Three-Dimensional Landmark Placement on Knee Models Is a Reliable Method to Describe Bone Shape and Alignment. Arthroscopy Sports Medicine And Rehabilitation 2024, 7: 101036. PMID: 40297085, PMCID: PMC12034084, DOI: 10.1016/j.asmr.2024.101036.Peer-Reviewed Original ResearchIntra-rater reliabilityMulticenter Osteoarthritis StudyExcellent inter-rater reliabilityIntra-rater reliability scoresAnatomical landmarksInter-rater reliabilityIntraclass correlation coefficientProgression of patellofemoral osteoarthritisIntra-raterOsteoarthritis StudyExcellent reliabilityPatellofemoral osteoarthritisClinical relevanceReliability scoresKnee modelPatellofemoral compartmentCartilage scoresICCTibial tuberosityAnatomical measurementsKneeLandmark displacementsLandmark reviewPotential roleCorrelation coefficientEstimates of intra-cluster correlation coefficients from 2018 USA Medicare data to inform the design of cluster randomized trials in Alzheimer’s and related dementias
Ouyang Y, Li F, Li X, Bynum J, Mor V, Taljaard M. Estimates of intra-cluster correlation coefficients from 2018 USA Medicare data to inform the design of cluster randomized trials in Alzheimer’s and related dementias. Trials 2024, 25: 732. PMID: 39478608, PMCID: PMC11523597, DOI: 10.1186/s13063-024-08404-2.Peer-Reviewed Original ResearchConceptsIntra-cluster correlation coefficientIntra-cluster correlation coefficient estimationSample size calculationED visitsMedicare dataMedicare fee-for-service beneficiariesEmergency departmentFee-for-service beneficiariesSize calculationDiagnosis of ADRDNational Medicare dataCluster randomized trialHospital referral regionsHospital service areasHealth care systemBackgroundCluster randomized trialsPopulation-level dataRandomized trialsDesign of cluster randomized trialsEvaluate interventionsReferral regionsCare systemICC estimatesADRDCorrelation coefficientHIV Activist Identity, Commitment, and Orientation Scale (HAICOS): Psychometric Evaluation to Assess Clinician’s Propensity Towards HIV Activism in Malaysia
Chong N, Azwa I, Hassan A, Mousavi M, Wong P, Ng R, Saifi R, Basri S, Omar S, Walters S, Collier Z, Haddad M, Altice F, Kamarulzaman A, Earnshaw V. HIV Activist Identity, Commitment, and Orientation Scale (HAICOS): Psychometric Evaluation to Assess Clinician’s Propensity Towards HIV Activism in Malaysia. AIDS And Behavior 2024, 28: 2780-2792. PMID: 38806844, PMCID: PMC11827331, DOI: 10.1007/s10461-024-04381-4.Peer-Reviewed Original ResearchConceptsExploratory factor analysisHIV-related stigmaIntra-class correlation coefficientPrimary care physiciansTest-retest reliabilityCronbach's alpha valuesOrientation ScaleCare physiciansStigma-relatedPsychometric evaluationHIV treatmentHIV activityAlpha valuesPsychometric qualitiesActivist identitiesHIVClinical practiceFactor analysisCliniciansCorrelation coefficientDay-to-dayStructured activitiesCronbachStigmaPhysiciansReliability of a Measure of Admission Intensity for Emergency Physicians
Janke A, Oskvarek J, Zocchi M, Cai A, Litvak O, Pines J, Venkatesh A. Reliability of a Measure of Admission Intensity for Emergency Physicians. Annals Of Emergency Medicine 2024, 84: 295-304. PMID: 38430082, DOI: 10.1016/j.annemergmed.2024.02.002.Peer-Reviewed Original ResearchED admission ratesIntraclass correlation coefficientAdmission ratesEmergency departmentAverage admission rateMeasures of emergency departmentValue-based care programsInternational Classification of DiseasesClassification of DiseasesLinear probability modelsMultilevel linear probability modelsCare programED visitsInternational ClassificationEmergency physiciansDiagnosis codesCorrelation coefficientPhysiciansIdentifying high-Reduce variationIntraclassStandard deviationAdmissionClinical conditionsAssess stabilityIn‐person validation of the Ichthyosis Scoring System
Echeandia‐Francis C, Sun Q, Asch S, Bayart C, Benjamin L, Cipriano S, Craiglow B, Dyer J, Levy M, Lilly E, Newell B, Liang J, Gan G, Deng Y, Paller A, Choate K. In‐person validation of the Ichthyosis Scoring System. Pediatric Dermatology 2024, 41: 247-252. PMID: 38234066, DOI: 10.1111/pde.15508.Peer-Reviewed Original ResearchInterrater intraclass correlation coefficientsIntrarater reliabilityIn-personIntraclass correlation coefficientIn-person evaluationContent validityInterrater reliabilityHeterogeneous group of skin disordersGroup of skin disordersIntraraterMedical professionalsInterrater agreementErythema evaluationIchthyosis subtypesPhotographic evaluationErythema scoreInterraterErythemaQuantify severitySkin disordersClinical utilityIchthyosisScoring systemHeterogeneous groupCorrelation coefficient
2023
Test-Retest Reliability of Functional Connectivity in Adolescents With Depression
Camp C, Noble S, Scheinost D, Stringaris A, Nielson D. Test-Retest Reliability of Functional Connectivity in Adolescents With Depression. Biological Psychiatry Cognitive Neuroscience And Neuroimaging 2023, 9: 21-29. PMID: 37734478, PMCID: PMC10843837, DOI: 10.1016/j.bpsc.2023.09.002.Peer-Reviewed Original ResearchConceptsMajor depressive disorderIntraclass correlation coefficientTest-retest reliabilityPsychiatric illnessFunctional connectivityMean intraclass correlation coefficientFunctional magnetic resonance imagingMagnetic resonance imagingAverage intraclass correlation coefficientEffect sizeDepressive disorderLongitudinal cohortHealthy individualsMultivariate analysisResonance imagingSymptom severityReproducible biomarkersBrain-behavior associationsGroup differencesDepressionHealthy samplesCorrelation coefficientIllnessAdolescentsBiomarker identification
2022
Predicting cumulative lead (Pb) exposure using the Super Learner algorithm
Wang X, Bakulski K, Mukherjee B, Hu H, Park S. Predicting cumulative lead (Pb) exposure using the Super Learner algorithm. Chemosphere 2022, 311: 137125. PMID: 36347347, PMCID: PMC10160242, DOI: 10.1016/j.chemosphere.2022.137125.Peer-Reviewed Original ResearchConceptsPatella leadNational Health and Nutrition Examination SurveyHealth and Nutrition Examination SurveyNutrition Examination SurveyLong-term health effectsPopulation-based studyK-shell X-ray fluorescenceNormative Aging StudyCumulative lead exposureEvaluate health effectsExamination SurveyLead concentrationsBone lead measurementsAging StudyTibia leadPositive associationStudy populationHealth effectsRegression-based predictive modelBone lead concentrationsBlood pressureFlexible machine learning approachCorrelation coefficientX-ray fluorescence techniqueLead measurementsMeasurement error affecting web- and paper-based dietary assessment instruments: Insights from the Multi-Cohort Eating and Activity Study for Understanding Reporting Error
Kirkpatrick S, Troiano R, Barrett B, Cunningham C, Subar A, Park Y, Bowles H, Freedman L, Kipnis V, Rimm E, Willett W, Potischman N, Spielgelman D, Baer D, Schoeller D, Dodd K. Measurement error affecting web- and paper-based dietary assessment instruments: Insights from the Multi-Cohort Eating and Activity Study for Understanding Reporting Error. American Journal Of Epidemiology 2022, 191: kwac026-. PMID: 35136928, PMCID: PMC9393065, DOI: 10.1093/aje/kwac026.Peer-Reviewed Original ResearchConceptsFood frequency questionnaireSingle food frequency questionnaireDietary assessment instrumentsFood recordsTrue usual intakeFrequency questionnaireUsual intakeAssessment instrumentsRecovery biomarkersEpidemiologic researchCorrelation coefficientValidation studyAverage attenuationCohortStudyIntakeBiomarkers
2021
Correlation between the clinical disability and T1 hypointense lesions’ volume in cerebral magnetic resonance imaging of multiple sclerosis patients: A systematic review and meta‐analysis
Valizadeh A, Moassefi M, Barati E, Sahraian M, Aghajani F, Fattahi M. Correlation between the clinical disability and T1 hypointense lesions’ volume in cerebral magnetic resonance imaging of multiple sclerosis patients: A systematic review and meta‐analysis. CNS Neuroscience & Therapeutics 2021, 27: 1268-1280. PMID: 34605190, PMCID: PMC8504532, DOI: 10.1111/cns.13734.Peer-Reviewed Original ResearchConceptsMean volumeCerebral magnetic resonance imagingPrognosis Studies toolMultiple sclerosis patientsRisk of biasT1-hypointense lesionsRandom-effects modelMagnetic resonance imagingWeb of ScienceClinical disabilityAdult patientsCerebral MRIEDSS scoreSclerosis patientsMultiple sclerosisDisability levelHypointense lesionsSystematic reviewResonance imagingPatientsRelevant studiesStudy toolCorrelation coefficientT1EDSSGeneration of parametric Ki images for FDG PET using two 5‐min scans
Wu J, Liu H, Ye Q, Gallezot J, Naganawa M, Miao T, Lu Y, Chen M, Esserman DA, Kyriakides TC, Carson RE, Liu C. Generation of parametric Ki images for FDG PET using two 5‐min scans. Medical Physics 2021, 48: 5219-5231. PMID: 34287939, DOI: 10.1002/mp.15113.Peer-Reviewed Original ResearchConceptsPopulation-based input functionDynamic FDG-PET scansFDG-PET scansFDG-PETSUV changesPET scansClinical practiceSolid lung nodulesClinical usefulnessLate scansBone marrowRegion of interestLung nodulesInput functionScansPatlak analysisKi imagesMin/T-testCorrelation coefficientTumorsSubjectsNodulesDynamic imagingPETApplication of Chinese version of behavioral activation for depression scale in patients in methadone maintenance treatment
Ma H, Chen Y, Yan H, Liu P, Wang X, Daughters S, Chawarski M, Zhou W. Application of Chinese version of behavioral activation for depression scale in patients in methadone maintenance treatment. Chinese Journal Of Behavioral Medicine And Brain Science 2021, 30: 459-464. DOI: 10.3760/cma.j.cn371468-20200723-01586.Peer-Reviewed Original ResearchMethadone maintenance treatmentMaintenance treatmentDepression ScaleBehavioral activationTotal scoreItem-total score correlation coefficientsChinese versionWork/schoolExploratory factor analysisGood internal consistency reliabilityMMT programOpioid addictsActivation subscaleInternal consistency reliabilityPatientsCronbach's αAvoidance/Split-half reliability coefficientConsistency reliabilityConfirmatory factor analysisSubscalesActivationSPSS 21.0Correlation coefficientBehavior activationA Report on Statistics of an Online Self-screening Platform for COVID-19 and Its Effectiveness in Iran
Azadnajafabad S, Moghaddam S, Rezaei N, Ghasemi E, Naderimagham S, Azmin M, Mohammadi E, Jamshidi K, Fattahi N, Zokaei H, Mehregan A, Damerchilu B, Fathi P, Erfani H, Norouzinejad A, Gouya M, Jamshidi H, Malekzadeh R, Larijani B, Farzadfar F. A Report on Statistics of an Online Self-screening Platform for COVID-19 and Its Effectiveness in Iran. International Journal Of Health Policy And Management 2021, 0: 1069-1077. PMID: 33619926, PMCID: PMC9808172, DOI: 10.34172/ijhpm.2020.252.Peer-Reviewed Original ResearchConceptsTelehealth toolsMultilevel mixed-effects Poisson regressionStatistical Centre of IranPopulation-wide strategiesMedical CenterMixed-effects Poisson regressionSelf-screening toolCentre of IranSupportive careIran STEPsYounger age groupsStatistical CentrePoisson regressionPublic health disasterResults of COVID-19COVID-19Age groupsParticipantsRepresentativeness of dataHigh riskCareMedical historyHealth disasterCorrelation coefficientPrimary symptomsComputer vision applied to dual-energy computed tomography images for precise calcinosis cutis quantification in patients with systemic sclerosis
Chandrasekaran AC, Fu Z, Kraniski R, Wilson FP, Teaw S, Cheng M, Wang A, Ren S, Omar IM, Hinchcliff ME. Computer vision applied to dual-energy computed tomography images for precise calcinosis cutis quantification in patients with systemic sclerosis. Arthritis Research & Therapy 2021, 23: 6. PMID: 33407814, PMCID: PMC7788847, DOI: 10.1186/s13075-020-02392-9.Peer-Reviewed Original ResearchConceptsSSc patientsCalcinosis cutisCC lesionsSystemic sclerosisBland-Altman plotsConcordance correlation coefficientIndependent radiologistsLin's concordance correlation coefficientConfidence intervalsValid clinical trialsExpert musculoskeletal radiologistsSpearman correlation coefficientClinical trialsMusculoskeletal radiologistsPatientsBurden quantificationLesionsMean differenceGold standardRadiologistsCorrelation coefficientLonger lengthPhalanxSpearman's rhoValidation study
2020
Comparing Image Segmentation Techniques for Determining 3D Orbital Cavernous Hemangioma Size on MRI.
Boparai R, Maeng M, Dunbar K, Godfrey K, Tooley A, Maher M, Kazim M. Comparing Image Segmentation Techniques for Determining 3D Orbital Cavernous Hemangioma Size on MRI. Ophthalmic Plastic And Reconstructive Surgery 2020, 36: 569-574. PMID: 32427734, DOI: 10.1097/iop.0000000000001651.Peer-Reviewed Original ResearchConceptsAverage tumor sizeTumor sizeInterobserver agreementHemangioma sizeOrbital cavernous hemangiomaConcordance correlation coefficientT2-weighted MRIEvaluate interobserver agreementCavernous hemangiomaLin's concordance correlation coefficientK-meansTumor boundariesSegmentation methodMRISignal intensitySubjective judgmentCorrelation coefficientImage segmentation methodImage segmentation techniquesParameter-dependent methodDegree of subjective judgmentK-means clusteringK-means clustering methodK-means clustering segmentationHemangiomaSample size estimation for stratified individual and cluster randomized trials with binary outcomes
Kennedy‐Shaffer L, Hughes M. Sample size estimation for stratified individual and cluster randomized trials with binary outcomes. Statistics In Medicine 2020, 39: 1489-1513. PMID: 32003492, PMCID: PMC7247053, DOI: 10.1002/sim.8492.Peer-Reviewed Original ResearchConceptsCluster randomized trialIndividual randomized trialsIntracluster correlation coefficientSample size estimationBinary outcomesRandomized trialsSample sizeStratify individualsLogistic regressionSample size reductionProbabilities of eventsContinuous outcomesSize estimationStratified trialCorrelation coefficientOutcomesTrialsEstimationProbability
2019
Persistent geographic variations in availability and quality of nursing home care in the United States: 1996 to 2016
Wang Y, Zhang Q, Spatz ES, Gao Y, Eckenrode S, Johnson F, Ho SY, Hu S, Xing C, Krumholz HM. Persistent geographic variations in availability and quality of nursing home care in the United States: 1996 to 2016. BMC Geriatrics 2019, 19: 103. PMID: 30975076, PMCID: PMC6460800, DOI: 10.1186/s12877-019-1117-z.Peer-Reviewed Original Research
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