Sarah Westvold, MPH
BiostatisticianCards
About
Research
Publications
2026
Fear of reinjury is associated with failure to return to preinjury level of activity after operative repair of ankle fractures
Hadley S, Peabody J, Durudogan E, Westvold S, Bergman R, Chang S, Patel M, Kadakia A. Fear of reinjury is associated with failure to return to preinjury level of activity after operative repair of ankle fractures. OTA International The Open Access Journal Of Orthopaedic Trauma 2026, 9: e488. PMID: 42266230, PMCID: PMC13246039, DOI: 10.1097/oi9.0000000000000488.Peer-Reviewed Original ResearchFear of reinjuryReturn to preinjury levelReturn to activityReturn to preinjury activity levelPreinjury activity levelReturn to preinjury level of activityAnkle fracture surgeryAnkle fracturesPreinjury level of activityActivity levelsFracture subtypesQuaternary care academic medical centerFracture surgeryAssociated with failureAcademic medical centerLevel of activityFollow-upInadequate follow-upOrthopaedic conditionsAnklePatient's abilityOutcome measuresPilon variantsOperative repairPrimary outcomeUnderstanding the role of large language models in cancer mortality prediction: A real-world study.
Peng X, Canavan M, He H, Westvold S, Qian L, Gross C, Huntington S, Xu H. Understanding the role of large language models in cancer mortality prediction: A real-world study. Journal Of Clinical Oncology 2026, 44: e23177-e23177. DOI: 10.1200/jco.2026.44.16_suppl.e23177.Peer-Reviewed Original ResearchElectronic health recordsLogistic regressionIndex visitYale New Haven HealthArea under the receiver operating characteristic curveMortality predictionClinical decision supportHeterogeneous cancer populationStructured EHR dataLonger-term mortalityDay of deathHealth recordsFollow-upRetrospective cohort studyEHR dataComorbidity codesCancer populationMortality risk predictionCancer diagnosisPredictive of mortalityCohort studyPatient characteristicsRisk predictionVisitsRisk determinants600 DOES PHYSICIAN EXPERIENCE IMPACT OUTCOMES DURING ERCP? A SECONDARY ANALYSIS OF THE SOCCER RANDOMIZED CONTROLLED TRIAL
Hadley S, Chevalier J, Tomasetti G, Westvold S, Hill J, Duclos M, Klibansky D, Pohl H, Siegel C, Toor A, Bensen S, Adler J, Gordon S, Gardner T. 600 DOES PHYSICIAN EXPERIENCE IMPACT OUTCOMES DURING ERCP? A SECONDARY ANALYSIS OF THE SOCCER RANDOMIZED CONTROLLED TRIAL. Gastroenterology 2026, 170: s-14. DOI: 10.1016/s0016-5085(26)00394-x.Peer-Reviewed Original ResearchMo1657 FATIGUE INFLUENCES THE DISCORDANCE BETWEEN PATIENT REPORTED AND ACTIGRAPHY DERIVED SLEEP CHARACTERISTICS
Said H, Westvold S, Salwen-Deremer J. Mo1657 FATIGUE INFLUENCES THE DISCORDANCE BETWEEN PATIENT REPORTED AND ACTIGRAPHY DERIVED SLEEP CHARACTERISTICS. Gastrointestinal Endoscopy 2026, 103: s-1232. DOI: 10.1016/s0016-5107(26)03027-0.Peer-Reviewed Original ResearchShould Platelet-rich Plasma (PRP) Be Offered as a Reasonable Strategy to Reduce Need for Surgery and Improve Functional Outcomes Measured by PROMIS in Patients Who Have Failed Physical Therapy?
Hadley S, Bergman R, Peabody J, Repasky N, Westvold S, Filler R, Patel M, Kadakia A. Should Platelet-rich Plasma (PRP) Be Offered as a Reasonable Strategy to Reduce Need for Surgery and Improve Functional Outcomes Measured by PROMIS in Patients Who Have Failed Physical Therapy? Archives Of Physical Medicine And Rehabilitation 2026, 107: e154-e155. DOI: 10.1016/j.apmr.2026.02.381.Peer-Reviewed Original ResearchPatient-Reported Outcomes Measurement Information SystemOut-of-pocket costsPatient-Reported Outcomes Measurement Information System PFPROMIS Physical FunctionPain interferenceAnkle pathologyPatient-Reported Outcomes Measurement Information System Physical FunctionOutcomes Measurement Information SystemDesign Retrospective cohort studyAchilles tendinosisMeasurement Information SystemOutcome measures Primary outcomesPlatelet-rich plasmaFailed physical therapyMeasures Primary outcomesFunctional outcomesPre-injection baselinePlantar fasciitisPROMIS scoresPhysical functionNonoperative treatment optionsPhysical therapyRetrospective cohort studyInsertional Achilles tendinosisPopulation scores600 DOES PHYSICIAN EXPERIENCE IMPACT OUTCOMES DURING ERCP? A SECONDARY ANALYSIS OF THE SOCCER RANDOMIZED CONTROLLED TRIAL
Hadley S, Chevalier J, Tomasetti G, Westvold S, Hill J, Duclos M, Klibansky D, Pohl H, Siegel C, Toor A, Bensen S, Adler J, Gordon S, Gardner T. 600 DOES PHYSICIAN EXPERIENCE IMPACT OUTCOMES DURING ERCP? A SECONDARY ANALYSIS OF THE SOCCER RANDOMIZED CONTROLLED TRIAL. Gastrointestinal Endoscopy 2026, 103: s-14. DOI: 10.1016/s0016-5107(26)00325-1.Peer-Reviewed Original ResearchMo1657 FATIGUE INFLUENCES THE DISCORDANCE BETWEEN PATIENT REPORTED AND ACTIGRAPHY DERIVED SLEEP CHARACTERISTICS
Said H, Westvold S, Salwen-Deremer J. Mo1657 FATIGUE INFLUENCES THE DISCORDANCE BETWEEN PATIENT REPORTED AND ACTIGRAPHY DERIVED SLEEP CHARACTERISTICS. Gastroenterology 2026, 170: s-1232. DOI: 10.1016/s0016-5085(26)03096-9.Peer-Reviewed Original ResearchAugmented Broström and Improved Functional Outcomes as Measured by PROMIS Scores Compared With Broström Without Augmentation
Hadley S, Bergman R, Westvold S, Kukreja T, Hu C, Filler R, Mutawakkil M, Patel M, Kadakia A. Augmented Broström and Improved Functional Outcomes as Measured by PROMIS Scores Compared With Broström Without Augmentation. Orthopaedic Journal Of Sports Medicine 2026, 14: 23259671261424904. PMID: 41958684, PMCID: PMC13058218, DOI: 10.1177/23259671261424904.Peer-Reviewed Original ResearchPatient-Reported Outcomes Measurement Information SystemPatient-Reported Outcomes Measurement Information System scoresPain interferencePhysical functionBrostrom procedureMeasures of physical functionOutcomes Measurement Information SystemBivariate comparisonsMeasurement Information SystemHigher Body Mass IndexFlexor digitorum longus transferInverse probabilityLateral ankle ligament reconstructionFunctional outcomesYears of follow-upRobust standard errorsBody mass indexAnkle ligament reconstructionInverse probability of treatmentLevel of evidencePROMIS PFFoot deformityWeighted linear regression modelProbability of treatmentLinear regression modelsPlatelet-rich plasma administration to reduce surgical interventions and improve functional outcomes in patients who have failed physical therapy
Hadley S, Bergman R, Peabody J, Repasky N, Westvold S, Filler R, Patel M, Kadakia A. Platelet-rich plasma administration to reduce surgical interventions and improve functional outcomes in patients who have failed physical therapy. Journal Of Medicine Surgery And Public Health 2026, 8: 100220. DOI: 10.1016/j.glmedi.2025.100220.Peer-Reviewed Original ResearchPatient-Reported Outcomes Measurement Information SystemOut-of-pocket costsPatient-Reported Outcomes Measurement Information System PFPain interferenceAnkle pathologyPhysical functionPhysical therapyMeasures of physical functionOutcomes Measurement Information SystemWeeks of physical therapyAchilles tendinosisMeasurement Information SystemPatient-reported metricsPopulation mean scoresPlatelet-rich plasmaFunctional outcomesPre-injection baselineAnkle conditionsPlantar fasciitisPROMIS scoresNonoperative treatment optionsInsertional Achilles tendinosisAnkleMean scoreAnkle arthritisAdoption and Regional Variation of Prostate-Specific Membrane Antigen Positron Emission Tomography in the United States.
Leapman M, Long J, Westvold S, Rabil M, Sprenkle P, Kim I, Spilberg G, Saperstein L, Fallah J, Suzman D, Lerro C, Xu J, Rivera D, Kluetz P, Karnes R, Dinan M, Mitchell A, Kunst N, Wang S, Ma X, Gross C. Adoption and Regional Variation of Prostate-Specific Membrane Antigen Positron Emission Tomography in the United States. JCO Oncology Practice 2026, op2500617. PMID: 41632928, DOI: 10.1200/op-25-00617.Peer-Reviewed Original ResearchThis study investigates the rapid adoption of PSMA-PET imaging for prostate cancer in the U.S., highlighting increased usage since 2021 and disparities based on income and education.