world health organization classification assessment surveys & terminology group
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World Health Organization Classification Assessment Surveys & Terminology Group. ICF. as the New Member in the WHO Family of International Classifications. www.who.int/classification/icf. Basic Messages. ICF has been systematically revised in the last decade - PowerPoint PPT PresentationTRANSCRIPT
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ICF
World Health Organization Classification Assessment Surveys & Terminology Group
as the New Member in the
WHO Family of International
Classificationswww.who.int/classification/icf
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Basic Messages• ICF has been systematically revised in the last decade
– large international and multidisciplinary participation– extensive field testing– guided by scientific principles
• taxonomic guidelines: logic and terminology• practical utility: feasibility, ease of use, ethical guidelines• reliability, validity and comparability
• When the rubber hits the road... – ICF can serve as a useful tool for Health Information Systems
• evaluation: needs, outcomes, costs, quality, satisfaction• service provision, social policy
– Application guidelines, training, tools are needed
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World Health Assembly
Endorse and publish ICF
use the ICF in Member States in: research surveillance reporting
Joint use with ICD
Operational subsets: surveys clinical encounters
Periodic revision
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Interventions procedures
Reasons for encounter
ICD-10International Statistical
Classification of Diseases & Related
Health Problems
ICFInternational
Classification of Functioning, Disability
and Health
INDNomenclature of
Diseases
Specialityadaptations
Primary care
adaptations
WHO Family of International Classifications
Associated Products Main Classifications Adaptations
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ICF Publications
1. Main volume with glossary- Full version 9999 cat.- Short version 99 cat.
2. Clinical Descriptions& Assessment Guidelines
3. Assessment Criteriafor Research
4. Other versions- Specialty adaptations
• Children and Youth
5. Dedicated Assessment Tools
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Aims• to provide a scientific basis for consequences
of health conditions• to establish a common language to improve
communications• to permit comparison of data across:
– countries – health care disciplines – services – time
• to provide a systematic coding scheme for health information systems
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Foundations of ICFHuman Functioning - not merely disability
Universal Model - not a minority model
Integrative Model - not merely medical or social
Interactive Model - not linear progressive
Parity - not etiological causality
Context - inclusive - not person alone
Cultural applicability - not western concepts
Operational - not theory driven alone
Life span coverage - not adult driven
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Human Functioning not disability alone
• Body functions vs impairments• Body Structures
• Activities vs activity limitation 1980 disability
• Participation vs handicap
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Participation or Handicap?
neutral language• “politically correct”
• correct use– intervention– opportunity
–positive aspects
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Universal Model vs. Minority Model
Everyone may have disabilityContinuumMulti-dimensional
Certain impairment groupsCategoricalUni-dimensional
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Medical versus Social Model• PERSONAL problem vs SOCIAL problem• medical care vs social integration • individual treatment vs social action• professional help vs individual & collective
responsibility• personal vs environmental
adjustment manipulation • behaviour vs attitude • care vs human rights• health care policy vs politics• individual adaptation vs social change
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Sequence of Concepts ICIDH 1980
Impairments
Disease ordisorder
Disabilities Handicaps
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Health Condition (disorder/disease)
Interaction of ConceptsICF 2001
Environmental Factors
Personal Factors
Body function&structure
(Impairment)
Activities(Limitation)
Participation(Restriction)
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Equity / Parity
• Loss of limb landmines = diabetes = thalidomide
• Missed days at usual activitiesflu = depression = back pain = angina
• Stigmaleprosy = schizophrenia = epilepsy = HIV
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Contextual Factors
Person genderageother health
conditionscoping stylesocial
backgroundeducationprofessionpast experiencecharacter style
EnvironmentProductsClose milieuInstitutionsSocial NormsCultureBuilt-environmentPolitical factorsNature
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Cultural Applicability
• Conceptual and funtional equivalence of Classification • Translatability• Usability• International Comparisons
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Comparability: equivalence across cultures
•Conceptual equivalence: similar understanding /meaning of concepts
•Functional equivalence: similar domains
• Metric equivalence: similar measurement characteristics
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ICF Field Testing
• 7 years 1994-2001
• 61 countries
• ICF drafts translated into / tested
in 27 languages
• 38 National Consensus Conferences
• 7 International Consensus Conf.
• 2000 Live Case evaluations
• 3500 Case Summary evaluations
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StructureClassification
Parts
Components
Constructs/qualifiers
Domains and categories
at different levels
ICF
Part 1:Functioning and
Disability
Part 2:Contextual
Factors
Body Functions
and StructuresActivities andParticipation
Environmental Factors
Personal Factors
Change inBody
StructuresCapacity Performance Facilitator/
Barrier
Item levels:
1st 2nd
3rd
4th
Item levels:
1st 2nd
3rd
4th
Item levels:
1st 2nd
3rd
4th
Change inBody
Functions
Item levels:
1st 2nd
3rd
4th
Item levels:
1st 2nd
3rd
4th
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ICF Components
Body Functions&
Structures
Activities &
Participation
Environmental Factors
Barriers
Facilitators
Functions
Structures
Capacity
Performance
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Body Functions and Structures
Skin and related structuresFunctions of the skin and related structures
Structures related to movementNeuromusculoskeletal and movement-related functions
Structures related to the genitourinary and reproductive systems
Genitourinary and reproductive functions
Structures related to the digestive, metabolic and endocrine systems
Functions of the digestive, metabolic and endocrine systems
Structures of the cardiovascular, immunological and respiratory systems
Functions of the cardiovascular, haematological, immunological and respiratory systems
Structures involved in voice and speech
Voice and speech functions
The eye, ear and related structuresSensory functions and pain
Structures of the nervous systemMental functions
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Activities and Participation
1 Learning &Applying Knowledge2 General Tasks and Demands3 Communication4 Movement5 Self Care6 Domestic Life Areas7 Interpersonal Interactions8 Major Life Areas9 Community, Social & Civic Life
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Environmental Factors
1. Products and technology 2. Natural environment and human-
made changes to the environment3. Support and relationships4. Attitudes 5. Services, systems and policies
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ICF Applications
• Health sector• Social security• Education sector• Labour sector• Economics & development sector• Legislation & law• Other ….
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ICF in health & disability statistics
• Common Domains– Mobility - Cognition - Mood– Self Care - Usual Activities ...
• link data from both health and disability • Multiple Components• overcomes the “impairment” focus• Environmental Factors• Comparability
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• Needs assessment • Outcome assessment• Utilization patterns• Comparison of different interventions• Consumer satisfaction• Service performance
– outcomes– cost-effectiveness
• Electronic records• Clinical terminology
ICF in clinical practice & management
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ICF in policy making• assessment of population health • impact of disability
–economic–social
• evidence-base for policy makers on different policy interventions–responsiveness of services–efficiency –performance assessment
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ICF research applications• joint assessment of disease and functioning
– description of association– intervention response & synchrony of change– explanatory power on:
• utilization• needs• costs• outcomes
– Cost-effectiveness of interventions– Unified approaches