2011
Declining Incidence of Neonatal Endophthalmitis in the United States
Moshfeghi A, Charalel R, Hernandez-Boussard T, Morton J, Moshfeghi D. Declining Incidence of Neonatal Endophthalmitis in the United States. American Journal Of Ophthalmology 2011, 151: 59-65.e1. PMID: 20970776, DOI: 10.1016/j.ajo.2010.07.008.Peer-Reviewed Original ResearchConceptsRetinopathy of prematurityRisk factorsBirth weightLive birthsNationwide Inpatient Sample databaseRetrospective cohort studyLow birth weightAssociated risk factorsIncidence of endophthalmitisSignificant risk factorsMain outcome measuresEndophthalmitis developmentSystemic bacteremiaEndogenous endophthalmitisCohort studyHospital dischargeHospitalized infantsOutcome measuresEndophthalmitisInternational ClassificationIncidenceStudy periodSample databaseNinth EditionBacteremia
2008
Retinopathy of prematurity in the United States
Lad E, Nguyen T, Morton J, Moshfeghi D. Retinopathy of prematurity in the United States. British Journal Of Ophthalmology 2008, 92: 320. PMID: 18303153, DOI: 10.1136/bjo.2007.126201.Peer-Reviewed Original ResearchConceptsDevelopment of ROPIntraventricular hemorrhageUS hospital dischargesIncidence of retinopathyRespiratory distress syndromeRetinopathy of prematurityNational Inpatient SamplePrimary outcome variableMultivariate logistic regressionHospitalisation chargesHospital lengthBaseline characteristicsHospital dischargeDistress syndromePremature infantsRespiratory distressHispanic raceHospital chargesSurgical interventionBirth weightHispanic infantsTotal incidenceInpatient SampleRisk factorsNewborn infants
2006
NIS vs SAGES
Morton JM, Galanko JA, Soper NJ, Low DE, Hunter J, Traverso LW. NIS vs SAGES. Surgical Endoscopy 2006, 20: 1124-1128. PMID: 16703443, DOI: 10.1007/s00464-004-8829-6.Peer-Reviewed Original ResearchConceptsNationwide Inpatient SampleOutcomes ProjectComplication ratePopulation-based databaseLow complication rateLength of stayHigh rateMore comorbiditiesPulmonary complicationsHospital dischargeLow morbidityEmergency admissionsSurgeons databaseBarrett's esophagusEsophageal cancerInpatient SampleTeaching hospitalChi-square analysisOutcome dataFundoplicationBackgroundSurgical outcomesHigher reportingComorbiditiesHospital affiliationOutcome variables
2005
A national comparison of surgical versus percutaneous drainage of pancreatic pseudocysts: 1997–2001
Morton JM, Brown A, Galanko JA, Norton JA, Grimm IS, Behrns KE. A national comparison of surgical versus percutaneous drainage of pancreatic pseudocysts: 1997–2001. Journal Of Gastrointestinal Surgery 2005, 9: 15-21. PMID: 15623440, DOI: 10.1016/j.gassur.2004.10.005.Peer-Reviewed Original ResearchConceptsPercutaneous drainageLength of staySurgical approachPancreatic pseudocystICD-9 procedure codesDisease-specific severityNational Inpatient SamplePopulation-based studyCase series resultsEndoscopic retrograde cholangiopancreatographyRisk of mortalityLogistic regression modelsHospital dischargeInpatient mortalitySurgical drainageRetrograde cholangiopancreatographyInpatient SampleProtective effectChi2 analysisSurgical advantagesConfounding variablesMortalityPseudocystIllness differencesNational outcomes