8
PracticeStudy’sreviewofarandomsampleof1984hospitalrecordsinNewYorkState,
1
theIOMestimatedthatasmanyas98,000individualsdieeveryyearfrompreventable
medicalerrorsinAmericanhospitals.
2
TheHarvardMedicalPracticeStudycountincluded
patientswhodiedinhospitalsduetodiagnosticandothererrorsthatoccurredonan
outpatientbasis.
TheHarvardresearchteamestimatedthenationaleconomicburdenof1984medicalerrors
at$50billionin1989dollars.Abouthalfthecostwasforadditional
healthservices;about
halfforlostearningsandhouseholdproductivity.
3
Asimilarstudywasdoneusing1992
hospitalrecordsfromColoradoandUtah.Anarticledescribingthestudyestimatedthe
nationalburdenof1992medicalerrorsin1996dollarsat$37.6billionforalladverseevents
and$17billionforpreventableones.Again,abouthalfofthecostswereforadditional
healthservicesandhalfforlostearningsandproductivity.
4
NostudycomparabletotheNewYorkorColorado/Utahstudieshasbeendonetomeasure
thefrequencyorcostofmedicalerrorsinOregon.TheOregonPatientSafetyCommission
(OPSC)operatesmedicalerrorreportingprograms.Whiletheprogramsprovideimportant
informationtosupportfacilityimprovementprograms,theycannotyetgeneratea
comprehensivepictureofthemedicalerrorsthatoccur.Hospitals,nursinghomes,
ambulatorysurgerycenters,andpharmaciesmayparticipateintheOPSCprograms,but
physicianpracticesmaynot.In2009,thePatientSafetyCommissionreceivedreportsof32
medicalerrorsresultinginpatientdeath.
5
RelyingondatafromPennsylvania,wherea
mandatoryhospitalerrorreportingsystemhasbeeninplacesince2004,Oregon’sPublic
HealthOfficerestimatedthat1600seriousadverseeventsresultinginpatientharm
occurredin2008inOregonhospitalsalone.
6
Manyoftheseinjuriescanandshouldbe
prevented.
1
Brennan,T.A.,Leape,L.L.,Laird,N.M.,Hebert,L.,Localio,A.R.,Lawthers,A.G.,Newhouse,J.P.,Weiler,P.C.,&
Hiatt,H.H.(1991,February7).Incidenceofadverseeventsandnegligenceinhospitalizedpatients:results
oftheHarvardMedicalPracticeStudyI.NewEnglandJournalofMedicine,324(6):370‐6.
2
Kohn,L.T.,Corrigan,J.M.,&Donaldson,M.S.(1999).ToErrIsHuman:BuildingaSaferHealthSystem.
InstituteofMedicine.Washington,DC:NationalAcademyPress.
3
Johnson,W.G.,Brennan,T.A.,Newhouse,J.P.,Leape,L.L.,Lawthers,A.G.,Hiatt,H.H.,&Weiler,P.C.(1992,
May13).TheEconomicConsequencesofMedicalInjuries.TheJournaloftheAmericanMedical
Association.267(18):2487–2492.
4
Thomas,E.J.,Studdert,D.M.,Newhouse,J.P.,Zbar,B.I.W.,Howard,K.M.,Williams,E.J.,&Brennan,T.A.
(1999,Fall).CostsofMedicalInjuriesinUtahandColorado.Inquiry.
5
In2009,Oregonhospitalsreported127seriousadverseevents,32ofwhichresultedindeath.Oregon
PatientSafetyCommission.(2010,August).HospitalReport.Available:
http://oregon.gov/OPSC/docs/Reports/Hospital‐Report‐081910.pdf
[2010,October14]
6
OregonDepartmentofHumanServices,PublicHealthDivision.(2009,August).PublicHealthOfficer
CertificationReport2008–OregonPatientSafetyCommissionAdverseEventReportingPrograms.
Available:http://oregon.gov/PHOCertificationReport2008_Final_1.pdf
[2010,October14]