Pawan Mathew, MD, MHS
Hospital ResidentCards
About
Research
Publications
2026
Contemporary management of large bowel obstruction: What you need to know
Mathew P, Schuster K. Contemporary management of large bowel obstruction: What you need to know. Journal Of Trauma And Acute Care Surgery 2026, 101: 1-12. PMID: 42246394, DOI: 10.1097/ta.0000000000004960.Peer-Reviewed Original ResearchConceptsLarge bowel obstructionStaged resectionMalignant obstructionElectrolyte abnormalitiesPseudo-ObstructionMalignant large bowel obstructionAcute colonic pseudo-obstructionCorrection of electrolyte abnormalitiesSelf-expandable metal stentsColonic Pseudo-ObstructionSeverity of obstructionDelays to interventionManagement of large bowel obstructionProgressive constipationAbdominal painEndoscopic stentingMalignant etiologyTumor locationAnastomotic strictureBenign causesOncologic resectionClinical presentationTissue diagnosisDefinitive managementStable patientsHealth care costs after operative versus nonoperative appendicitis management utilizing an administrative claims database.
Mathew P, Moore M, Bhattacharya B, Schneider E, Davis K, Schuster K. Health care costs after operative versus nonoperative appendicitis management utilizing an administrative claims database. Journal Of Trauma And Acute Care Surgery 2026 PMID: 42224507, DOI: 10.1097/ta.0000000000005082.Peer-Reviewed Original ResearchNonoperative managementUncomplicated appendicitisFollow-up encountersMedian costNonoperative groupNonoperative management of uncomplicated appendicitisOperation groupManagement of uncomplicated appendicitisHealth care costsAdministrative claims databaseAcute appendicitisIn situ appendixNonoperative treatmentCare costsAppendicitis managementAppendectomyAssociated with higher costsAppendicitisClaims databaseInsurance databasePatientsEmergency departmentCost of careOne-yearIndex encounterCell Phone Measured Population Mobility and Interactions as a Predictor of Trauma Volume and Trauma Center Need
Mathew P, Graetz E, Maung A, Keating J, Moutinho M, Schneider E, Davis K, Schuster K. Cell Phone Measured Population Mobility and Interactions as a Predictor of Trauma Volume and Trauma Center Need. The American Surgeon 2026, 92: 2190-2197. PMID: 41723595, DOI: 10.1177/00031348261429438.Peer-Reviewed Original ResearchThis study investigates how smartphone-based population mobility data predicts trauma admissions, showing a significant correlation that could improve trauma center planning during dynamic population shifts.
2025
The unrecognized burden of patient-level social determinants of health on health outcomes following traumatic injury
Mathew P, Sznol J, Ullrich S, Becher R, Davis K, Schuster K. The unrecognized burden of patient-level social determinants of health on health outcomes following traumatic injury. Injury 2025, 57: 112882. PMID: 41224618, DOI: 10.1016/j.injury.2025.112882.Peer-Reviewed Original ResearchThis study investigates how patient-level social determinants of health, like financial concerns and language barriers, predict trauma outcomes, highlighting their impact on mortality and complications.Cell Phone Activity and Trauma Patient Volume in New England Through the COVID-19 Pandemic: A Research Consortium of New England Centers for Trauma Study.
Mathew P, Graetz E, Alouidor R, Pinto F, Aunchman A, Kaafarani H, Proaño-Zamudio J, Keating J, Lueckel S, Moutinho M, Schneider E, Schuster K. Cell Phone Activity and Trauma Patient Volume in New England Through the COVID-19 Pandemic: A Research Consortium of New England Centers for Trauma Study. Journal Of The American College Of Surgeons 2025, 241: 896-903. PMID: 40568984, DOI: 10.1097/xcs.0000000000001486.Peer-Reviewed Original ResearchThis study investigates how smartphone-based mobility data, measured as device proximity, correlates with trauma patient volumes, highlighting its potential for improving trauma system planning and resource allocation.Health care utilization after operative versus nonoperative appendicitis management using an administrative claims database
Mathew P, Moore M, Bhattacharya B, Schneider E, Davis K, Schuster K. Health care utilization after operative versus nonoperative appendicitis management using an administrative claims database. Journal Of Trauma And Acute Care Surgery 2025, 99: 477-483. PMID: 40462277, DOI: 10.1097/ta.0000000000004682.Peer-Reviewed Original ResearchNonoperative managementUncomplicated appendicitisEmergency departmentRecurrent appendicitisAbdominal painCT scanComputed tomographyNonoperative management of uncomplicated appendicitisManagement of uncomplicated appendicitisAbdominal computed tomographyAbdominal CT scanHealth care utilizationNonoperatively managed patientsAdministrative claims databaseExamined health care utilizationNonoperative groupCare utilizationAcute appendicitisElixhauser Comorbidity IndexIn situ appendixNonoperative treatmentBaseline characteristicsAppendicitis managementPatient sexTherapeutic/care management
2024
Investigation of the transcallosal ventral premotor cortex connection in humans using transcranial magnetic stimulation
Park, JE., Srivanitchapoom, P., Mathew, P., Thirugnanasambandam, N., Wu, T., Hallett, M. Investigation of the transcallosal ventral premotor cortex connection in humans using transcranial magnetic stimulation. Annals of Clinical Neurophysiology. 2024, Oct;26(2), 46-53.Peer-Reviewed Original ResearchInvestigation of the transcallosal ventral premotor cortex connection in humans using transcranial magnetic stimulation
Park J, Srivanitchapoom P, Mathew P, Thirugnanasambandam N, Wu T, Hallett M. Investigation of the transcallosal ventral premotor cortex connection in humans using transcranial magnetic stimulation. Annals Of Clinical Neurophysiology 2024, 26: 46-53. DOI: 10.14253/acn.24007.Peer-Reviewed Original ResearchPatient reported outcomes of emergency general surgery procedures
Mathew P, Ali Y, O'Connor R, Levinson R, Khan A, Schuster K. Patient reported outcomes of emergency general surgery procedures. The American Journal Of Surgery 2024, 232: 118-125. PMID: 38413350, DOI: 10.1016/j.amjsurg.2024.01.021.Peer-Reviewed Original ResearchEmergency general surgeryEmergency general surgery patientsMixed methods studyEmergency general surgery proceduresSemi-structured interviewsPatient experienceHealthcare systemMethods studyOutcome measuresInterpretation - PatientsPatient outcomesGeneral surgery proceduresDecision-makingCommunication issuesSeverity of complicationsCareFindings to clinical characteristicsPROMGeneral surgeryEmergency surgeryClinical characteristicsExpeditious treatmentOutcomesTeamSurgery procedures
2022
Investigation of the posterior parietal cortex to ventral premotor connection in writer’s cramp using transcranial magnetic stimulation
. Investigation of the posterior parietal cortex to ventral premotor connection in writer’s cramp using transcranial magnetic stimulation. Experimental Brain Research 2022, 240: 1757-1763. PMID: 35484336, PMCID: PMC11418400, DOI: 10.1007/s00221-022-06374-y.Peer-Reviewed Original Research