Isabela Oliva, MD
Postdoctoral AssociateAbout
Research
Publications
Featured Publications
Safety of Stimulants Across Patient Populations
Oliva H, Prudente T, Mayerson T, Mignosa M, Oliva I, Potenza M, Jegede O, Angarita G. Safety of Stimulants Across Patient Populations. JAMA Network Open 2025, 8: e259492. PMID: 40343695, PMCID: PMC12065045, DOI: 10.1001/jamanetworkopen.2025.9492.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderRandomized clinical trialsAdverse eventsStimulant medicationData extractionSafety of stimulationRisk ratioIncreased riskMethodological quality assessmentPreferred Reporting ItemsPatient populationClinical conditionsDiverse patient populationsRisk of biasSafety of stimulant medicationsUnclear risk of biasTreatment of attention-deficit/hyperactivity disorderOverall AEsRandom-effects modelWeb of ScienceBinge Eating DisorderStimulant use disorderComprehensive literature searchMain OutcomesReporting ItemsEpidemiological and Financial Aspects of Hospitalizations for Bacterial Meningitis in Brazil
Oliva I, Xavier A, Chaves H, Moreira L, de Oliveira M, Oliva H. Epidemiological and Financial Aspects of Hospitalizations for Bacterial Meningitis in Brazil. Journal Of Global Infectious Diseases 2024, 16: 13-18. PMID: 38680757, PMCID: PMC11045155, DOI: 10.4103/jgid.jgid_59_23.Peer-Reviewed Original ResearchUnified Health SystemEffective health planningAnalysis of hospitalized casesNational Unified Health SystemHospital information systemBacterial meningitisHealth systemPatient support measuresHealth plansHospital servicesYears of ageHospital expendituresSoutheast regionHigher expendituresAge groupsHospitalService expensesSignificance of early diagnosisTreatment implementationHospitalized casesStudy periodAcute bacterial meningitisHospitalization expensesCost implicationsCause of morbidity
2025
Associations between colonization with Helicobacter pylori and risk of gastrointestinal tract cancers: An umbrella review of meta‐analyses
Prudente T, Mezaiko E, Oliva H, Yamamoto‐Silva F, de Freitas Silva B, Oliva I, Risch H. Associations between colonization with Helicobacter pylori and risk of gastrointestinal tract cancers: An umbrella review of meta‐analyses. European Journal Of Clinical Investigation 2025, 55: e14394. PMID: 39878420, DOI: 10.1111/eci.14394.Peer-Reviewed Original ResearchMeta-analysesUmbrella reviewUmbrella review of meta-analysesMeta-analyses of observational studiesHelicobacter pylori colonizationHigher quality primary studiesReview of meta-analysesCochrane Library of Systematic ReviewsAMSTAR 2 toolQuality primary studiesPrimary study overlapAssociated with EACPylori colonizationBiliary tractAssociated with biliary tractGastric cancerOesophageal squamous cell carcinomaSquamous cell carcinomaHelicobacter pyloriGI tract cancersGastrointestinal tract cancerPrimary studiesSystematic reviewCochrane LibraryObservational study
2023
Effects of Physical Exercise on Cerebral Blood Velocity in Older Adults: A Systematic Review and Meta−Analysis
Prudente T, Oliva H, Oliva I, Mezaiko E, Monteiro-Junior R. Effects of Physical Exercise on Cerebral Blood Velocity in Older Adults: A Systematic Review and Meta−Analysis. Behavioral Sciences 2023, 13: 847. PMID: 37887497, PMCID: PMC10604216, DOI: 10.3390/bs13100847.Peer-Reviewed Original ResearchEffects of physical exercisePhysical exerciseOlder peopleOlder adultsSystematic reviewCochrane risk-of-bias toolBenefits of exerciseRisk-of-bias toolEffectiveness of training programsMeta-analysisModerate risk of biasRisk of biasWeb of ScienceCerebral blood velocityGeneral healthOlder populationTraining programNon-randomized clinical trialExerciseModerate riskResults of randomized trialsStatistically significant increaseCerebral healthRandomized trialsBlood velocityMiddle cerebral artery blood velocity and cognitive function after high- and moderate-intensity aerobic exercise sessions
Oliva H, Oliveira G, Oliva I, Cassilhas R, de Paula A, Monteiro-Junior R. Middle cerebral artery blood velocity and cognitive function after high- and moderate-intensity aerobic exercise sessions. Neuroscience Letters 2023, 817: 137511. PMID: 37820993, DOI: 10.1016/j.neulet.2023.137511.Peer-Reviewed Original ResearchConceptsModerate-intensity continuous trainingHigh-intensity interval trainingCognitive functionExercise sessionsSessions of high-intensity interval trainingHealthy young adultsRandomized exercise sessionsCognitive improvementAerobic exercise sessionYoung adultsAcute effectsInterval trainingFluencyHealthy adultsSessionsContinuous trainingClinically healthy adultsCrossover studyMiddle cerebral artery blood velocityCerebral artery blood velocityLactate increaseAdultsArtery blood velocityCognitionCerebrovascular circulationEffects of exercise intervention on psychotic symptoms: A meta-analysis and hypothetical model of neurobiological mechanisms
Oliva H, Monteiro-Junior R, Oliva I, Powers A. Effects of exercise intervention on psychotic symptoms: A meta-analysis and hypothetical model of neurobiological mechanisms. Progress In Neuro-Psychopharmacology And Biological Psychiatry 2023, 125: 110771. PMID: 37075881, DOI: 10.1016/j.pnpbp.2023.110771.Peer-Reviewed Original ResearchConceptsExercise interventionGeneral symptomsPsychotic symptomsEfficacy of exerciseEffects of exerciseSpecific brain areasWeb of ScienceCochrane CENTRALSymptom improvementTemporal lobeBrain areasLarge effect sizesPsychotic patientsPositive symptomsNegative symptomsSymptomsNeurobiological mechanismsNeurophysiology studiesInterventionExerciseEffect sizeDatabase searchSignificant improvementNeurobiological modelsPatients