2023
In Reply to the Letter to Editor Regarding "Hospital Frailty Risk Score Predicts Adverse Events and Readmission Following Ventriculoperitoneal Shunt Surgery for Normal Pressure Hydrocephalus"
Koo A, Elsamadicy A, Matouk C. In Reply to the Letter to Editor Regarding "Hospital Frailty Risk Score Predicts Adverse Events and Readmission Following Ventriculoperitoneal Shunt Surgery for Normal Pressure Hydrocephalus". World Neurosurgery 2023, 169: 124. PMID: 36585096, DOI: 10.1016/j.wneu.2022.11.023.Peer-Reviewed Original Research
2022
Utilization of Machine Learning to Model Important Features of 30-day Readmissions following Surgery for Metastatic Spinal Column Tumors: The Influence of Frailty
Elsamadicy A, Koo A, Reeves B, Cross J, Hersh A, Hengartner A, Karhade A, Pennington Z, Akinduro O, Lo S, Gokaslan Z, Shin J, Mendel E, Sciubba D. Utilization of Machine Learning to Model Important Features of 30-day Readmissions following Surgery for Metastatic Spinal Column Tumors: The Influence of Frailty. Global Spine Journal 2022, 14: 1227-1237. PMID: 36318478, PMCID: PMC11289550, DOI: 10.1177/21925682221138053.Peer-Reviewed Original ResearchHospital Frailty Risk ScoreSpinal column tumorsFrailty Risk ScoreInfluence of frailtySpinal column metastasesProportion of patientsRetrospective cohort studyNationwide Readmissions DatabaseRisk of readmissionMultivariate regression analysisIntermediate frailtyAdult patientsCohort studyIndependent predictorsSurgical interventionSpine surgeryReadmissionPatient readmissionRisk scorePatientsFrailtySurgeryCohortTumorsRegression analysisHospital Frailty Risk Score Predicts Adverse Events and Readmission Following a Ventriculoperitoneal Shunt Surgery for Normal Pressure Hydrocephalus
Koo AB, Elsamadicy AA, Renedo D, Sarkozy M, Reeves BC, Barrows MM, Hengartner A, Havlik J, Sandhu MRS, Antonios JP, Malhotra A, Matouk CC. Hospital Frailty Risk Score Predicts Adverse Events and Readmission Following a Ventriculoperitoneal Shunt Surgery for Normal Pressure Hydrocephalus. World Neurosurgery 2022, 170: e9-e20. PMID: 35970293, DOI: 10.1016/j.wneu.2022.08.037.Peer-Reviewed Original ResearchConceptsHospital Frailty Risk ScoreFrailty Risk ScoreVP shunt surgeryVentriculoperitoneal shunt surgeryAdverse eventsShunt surgeryIndependent predictorsNPH patientsRisk scoreHealth care resource utilizationMultivariate logistic regression analysisNormal pressure hydrocephalus patientsRetrospective cohort studyNationwide Readmissions DatabaseNormal pressure hydrocephalusLogistic regression analysisRegression analysisMultivariate regression analysisUnplanned readmissionCohort studyHospital readmissionPressure hydrocephalusAdmission costsReadmissionHydrocephalus patients
2021
Patient Risk Factors Associated With 30- and 90-Day Readmission After Ventriculoperitoneal Shunt Placement for Idiopathic Normal Pressure Hydrocephalus in Elderly Patients: A Nationwide Readmission Study
Koo AB, Elsamadicy AA, Lin IH, David WB, Reeves BC, Santarosa C, Cord B, Malhotra A, Kahle KT, Matouk CC. Patient Risk Factors Associated With 30- and 90-Day Readmission After Ventriculoperitoneal Shunt Placement for Idiopathic Normal Pressure Hydrocephalus in Elderly Patients: A Nationwide Readmission Study. World Neurosurgery 2021, 152: e23-e31. PMID: 33862298, DOI: 10.1016/j.wneu.2021.04.010.Peer-Reviewed Original ResearchConceptsIdiopathic normal pressure hydrocephalusVP shunt surgeryShunt surgeryElderly patientsNormal pressure hydrocephalusPressure hydrocephalusNationwide Readmissions DatabaseVentriculoperitoneal shunt surgeryPatient risk factorsVentriculoperitoneal shunt placementQuality of careMultivariate regression analysisIndex admissionUnplanned readmissionReadmission ratesRenal failureMechanical complicationsPostoperative infectionShunt placementNinth RevisionFemale sexRisk factorsSubdural hemorrhageClinical ModificationReadmission
2020
Patient Risk Factors Associated with 30- and 90- Day Readmission after Ventriculoperitoneal Shunt Placement for Idiopathic Normal Pressure Hydrocephalus in Elderly Patients
Koo A, Elsamadicy A, Lin I, David W, Reeves B, Santarosa C, Cord B, Malhotra A, Kahle K, Matouk C. Patient Risk Factors Associated with 30- and 90- Day Readmission after Ventriculoperitoneal Shunt Placement for Idiopathic Normal Pressure Hydrocephalus in Elderly Patients. Neurosurgery 2020, 67 DOI: 10.1093/neuros/nyaa447_202.Peer-Reviewed Original ResearchThirty- and 90-Day Readmissions After Treatment of Traumatic Subdural Hematoma: National Trend Analysis
Koo AB, Elsamadicy AA, David WB, Zogg CK, Santarosa C, Sujijantarat N, Robert SM, Kundishora AJ, Cord BJ, Hebert R, Bahrassa F, Malhotra A, Matouk CC. Thirty- and 90-Day Readmissions After Treatment of Traumatic Subdural Hematoma: National Trend Analysis. World Neurosurgery 2020, 139: e212-e219. PMID: 32272271, PMCID: PMC7380544, DOI: 10.1016/j.wneu.2020.03.168.Peer-Reviewed Original ResearchConceptsTraumatic subdural hematomaSubdural hematomaRheumatoid arthritis/collagen vascular diseasesMultivariate logistic regression analysisCollagen vascular diseaseNationwide Readmissions DatabaseCongestive heart failureLikelihood of readmissionPrimary procedure codeTraumatic brain injuryLogistic regression analysisReadmission ratesRenal failureHeart failurePostoperative infectionNinth RevisionSurgical interventionPatient populationVascular diseaseCerebral meningesBrain injuryClinical ModificationPatient managementReadmissionInternational Classification
2017
Drivers and Risk Factors of Unplanned 30‐Day Readmission Following Spinal Cord Stimulator Implantation
Elsamadicy AA, Sergesketter A, Ren X, Hussaini S, Laarakker A, Rahimpour S, Ejikeme T, Yang S, Pagadala P, Parente B, Xie J, Lad SP. Drivers and Risk Factors of Unplanned 30‐Day Readmission Following Spinal Cord Stimulator Implantation. Neuromodulation Technology At The Neural Interface 2017, 21: 87-92. PMID: 28961362, PMCID: PMC5766416, DOI: 10.1111/ner.12689.Peer-Reviewed Original ResearchConceptsSpinal cord stimulator implantationSCS implantationUnplanned readmissionIndependent predictorsPatient demographicsReadmission ratesMechanical complicationsStimulator implantationBaseline patient demographicsNational Readmission DatabaseReadmission statusNational healthcare expendituresPrimary outcomeHospital characteristicsRisk factorsPatient outcomesReadmissionMultivariate analysisPatientsSCS deviceHealthcare expendituresComorbiditiesImplantationComplicationsObesityRisk Factors and Independent Predictors of 30-Day Readmission for Altered Mental Status After Elective Spine Surgery for Spine Deformity: A Single-Institutional Study of 1090 Patients
Elsamadicy AA, Adogwa O, Reddy GB, Sergesketter A, Warwick H, Jones T, Cheng J, Bagley CA, Karikari IO. Risk Factors and Independent Predictors of 30-Day Readmission for Altered Mental Status After Elective Spine Surgery for Spine Deformity: A Single-Institutional Study of 1090 Patients. World Neurosurgery 2017, 101: 270-274. PMID: 28192260, DOI: 10.1016/j.wneu.2017.02.001.Peer-Reviewed Original ResearchConceptsElective spine surgeryPostoperative complication rateIndependent predictorsSpine surgeryComplication rateSpine deformityRisk factorsAMS cohortPatient demographicsMental statusInferior surgical outcomesAltered mental statusMultivariate stepwise regression analysisIntensive care unitMajor academic institutionICU transferAdult patientsIntraoperative variablesPulmonary embolismPrimary outcomeCare unitSurgical outcomesMedical recordsReadmissionPatients
2016
Drivers of 30-Day Readmission in Elderly Patients (>65 Years Old) After Spine Surgery: An Analysis of 500 Consecutive Spine Surgery Patients
Adogwa O, Elsamadicy AA, Han J, Karikari IO, Cheng J, Bagley CA. Drivers of 30-Day Readmission in Elderly Patients (>65 Years Old) After Spine Surgery: An Analysis of 500 Consecutive Spine Surgery Patients. World Neurosurgery 2016, 97: 518-522. PMID: 27474458, DOI: 10.1016/j.wneu.2016.07.032.Peer-Reviewed Original ResearchConceptsElective spine surgerySpine surgeryUnplanned readmissionEarly readmissionElderly patientsHospital stayConsecutive spine surgery patientsCauses of readmissionSpine surgery patientsDays of dischargeMajority of patientsCommon primary reasonsSkilled nursing facilitiesQuality of carePaucity of dataMajor academic hospitalNonsurgical complicationsSD ageSurgery patientsEmergency departmentMental statusAcademic hospitalCommon causeReadmissionNursing facilities