Card Set Information
What is health outcome?
- is a change in health status where the cause is not specified
- a health outcome cahnge in the health of an individual, group or population , which is whollu or partially attributable to an intervention or series of interventions
Why should we use outcome measures?
- evaluate treatment techniques, modalities and strategies
- managing cases. This can vary from treatment regimes implemented to decisions about whether a pt is a candidate for a particular program
- develop clinical pathways for specific diagnosis
-collate data to enable the formation of a database upon which health workers can develop standards or program goals
- evaluate programs
- compare the outcome of treatment between one institution and another
- allocate resourses
What should we measure?
- what constitutes progress or success
- traditional measures of health outcome
- quality of life
What is a definition of health?
- a state of complete hysical, mental and social well- being, and not merely the absence of disease or injury
What is the multidemensional models of health?
- morbidity (diease or impairment)
- limitations to functional activities (disability)
- role limitations due to health problems( handicap)
- bodily ain
- menatl health
- vitality (energy/ fatigue)
- general perception of heatlh
Reliability of selecting instruments and measures?
- what was the sampled tested
- internal consistency
- standards of reliability
- face validity
- content validity
- concurrent validity
- construct validity
- large scale studies
- published estimates of clinically significant change
- length of questionnaire
- expense of its administration
- clinicains need instruments that are simple, inexpensive and, if possible versatile
What can we measure?
- physical imapirment
- quality of life
Physical impairment measures
- probably most common outcome measured in clinic physio
- includes measurements such as jt ROM and mm strength
- measurements both within an individual treatmentand between treatments
- verbal rating scale
- visual analogue scale
- McGil pain questionnaire
- behavioural rating scales
- pain perception profiles
- roland morris disability questionnaire
- oswestry low back pain disability questionnaire
- therapists judgement of function- unreliable
- pt specific function scale
- sickness impact profile
most common health outcome qu used today
36 qu to measure 8 diff dimensions
: physical functioning, role physical, body pain, general health, vitality, social functioning, role emotion and mental health
- can only make comment on what you measure using outcome instruments
- it is not possible to make accurate inferences about one of these elements based on another eg predict pain status based on ROM
What are the problems and danger in measuring outcomes?
- statistical significance vs clinical change
- quality of data- garbage in- garbage out
- bias- rehab professionals as raters have a stake in outcome