introduction and importance of outcome measures

7/31/2019 Introduction and Importance of Outcome Measures

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INTRODUCTION OF OUTCOME

MEASURES

Faiza shujaat

BSPT (KU), MSPT (DUHS)Physiotherapist DUHS

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Introduction and importance of

outcome measures.

Background.

Outcome Measure?

Types of outcome measures.

Structural characteristics of outcome measure.

Identifying outcome measure for use in clinicalpractice

Evaluating outcome measure

Why to use outcome measure in clinical practice.

Common pitfalls and dilemmas.

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Background Florence nightingale

Introduction of health indicators in 19th century

Mortality rate

Late 60s and early 70s

More global health indicators were developed morefocused on physical morbidity and mental health

In 80s & 90s more positive health indicators weredeveloped

Degree of well being,

Ability,

Comfort &

Autonomy.

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Rehabilitation services plan, April 1994

the Department of Health and Community

Services, in partnership with Region Hospital

Corporations, managers of community-based

services and rehabilitation professionals, will

develop, or adapt from other sources.

outcome measures to evaluate the quality of

rehabilitation services.(Rehabilitation Services Plan, page 30)

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Outcome measure Out come refer to the effects of treatments, programs or policies

on individuals or populations

A gerontologist in Philadelphia, A Powell Lawton said that

functional assessment was any systematic attempt to objectively

measure the level at which a person is functioning in a variety of

domains.

For audiologist, physiotherapist, occupational therapist and speech

language pathologist

Out come may be thought of as changes in the lives of clients and

their environment(s) as a result of rehabilitation8/7/2012 5


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Outcome measures are tools:

Instruments,

Questionnaires,

Scales,

Rating forms, etc.

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Outcome measure vary according to their

structure, purpose, domain and measurement

methods and properties.

Outcome scales require that measurements or

ratings be performed.

Measurements can be observer based or self

reported.

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Outcomemeasure

Patient reported

outcomes(PROs)

Clinician based

outcomes(CBOs)

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Classification of Outcome Assessment

Tools

Subjective

(Patient Driven)

General Health

Pain Perception

Condition or DiseaseSpecific

Psychometric

Disability Prediction

Patient Satisfaction

Objective

(HCP Driven)

Range of Motion

Strength - Endurance Nonorganic

Proprioception

Cardiopulmonary

Developmental

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Subjective Questionnaires

Subjective outcomes assessment information

is gathered by the patient in self-administered

questionnaires and scored by either the:

health care provider

staff members or

by a computer.

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Subjective vs Objective

It must be emphasized that although the term

subjective carries negative connotations, the

reliability/validity data published regarding these

methods of collecting outcomes is exceptional,typically out-performing the test-retest reliability

and validity of most objective physical

performance tests.

(Chapman-Smith, 1992).

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Type of outcome based on intended

purpose

Evaluate change over time

Discriminate between different groups

Predict future status

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TYPES OF MEASURES BASED ON

UNDERLYING THEORY

Psychometric methods

Classical test theory

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Types based on scope

Generic instruments

Disease or symptom specific measures

Region or body part specific

Patient specific measures

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introduction and importance of outcome measures

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