Outcome Measures for Sensory Aids

May 11, 2001

What are outcomes?

"Outcome is a “multidimensional"

Thus, outcomes can be….

"Financial"     

Conceptual Framework for Defining Outcomes

Conceptual Framework of Outcome Assessment

ICIDH (1980) Definitions

ICIDH (1980) Definitions

The New ICIDH-2 – WHO(2001)
http://www.who.int/icidh

ICIDH-2 Definitions

ICIDH-2 Definitions

ICIDH-2 Definitions

ICIDH-2 Definitions

ICIDH-2 Definitions

Contextual Factors

ICIDH-2: Provides Conceptual Model

Other Outcome Definitions

Other Outcome Definitions (cont.)

Outcome Measures in the Impairment Domain (verification)

Outcome Measures in the
 Activity Domain

Objective Performance

Objective Performance

Subjective Measures

Subjective Measures

Outcome Measures in the  Participation Domain

Outcome Measures in the  Participation Domain

Outcome Measures in the Satisfaction Domain

Outcome Measures in the Health-Related Quality of Life Domain

Profiles

Disease Specific Instruments (= WHO Participation measures)

Generic

Bess, F. (2000). The role of generic health-related quality of life measures in establishing audiological rehabilitation outcomes. Ear & Hearing, 21, 74s-79s

Get hellp from Nancy

Utilities

Utilities

Which health state
would you prefer?

Which health state
would you prefer?

Some Utilities for Health States

Utility Applications to Audiology

VAS Applied to Hearing Aids

VAS Applied to Hearing Aids

Standard Gamble

Time Tradeoff

Utilities and Hearing Aids

Utilities and Hearing Aids

Yeuh et al (cont..)

"Numeracy has been shown to..."

Measuring Outcomes in the Economic Domain

COST EFFECTIVENESS ANALYSIS

Cost-effectiveness and Hearing Aids

Do benefit factors and/or income category predict WTP?

Results

Slide 54

Cost-Ratio Analysis

Cost-Utility Analysis

Slide 57

Slide 58

Slide 59

Cost-Utility Examples in the
Audiologic Literature

Cost-Utility Analysis of the Cochlear Implant in Children

Comparison of Cochlear Implants and Other Health Technologies

VA Rehabilitation Research & Development Grant

METHODS

"At least a mild high..."

Instruments

"Generic Quality of Life Measure"

Experimental Protocol

RESULTS

Results: CPHI

Results: MOS-SF36V

RESULTS

Slide 73

Slide 74

Cost-utility: SF36V

SUMMARY & CONCLUSIONS

"The finding that the SF..."

"Cost-effectiveness analysis,"

"Data such as these can..."

Final Summary

Future Directions

Acknowledgments