Older People’s Quality of Life Questionnaire (OPQOL-35)

Overview

Purpose

Assess the quality of life of older people

Respondent

Person with a Disability

Administration Method

Interview

Administration Mode

In-person

0

Population

Age Related Disability

Instrument Citation(s)

Psychometric Citations

• Bowling, A. (2009). The psychometric properties of the Older People’s Quality of Life Questionnaire,
  compared with the CASP-19 and the WHOQOL-OLD. Current Gerontology and Geriatrics
  Research, 2009, 1-12.

  Type of Publication

  Peer review

  Instrument Language

  English

  Sample: Age (Mean and Range)

  65 to 75 (91%) in the Ethnibus sample and 55% in the ONS Omnibus sample

  Sample: Age Group

  65+ Years

  Sample: Countries/State

  Britain

  Sample: Disability Type

  Age Related Disability

  Sample: Gender (%male)

  46%-48%

  Sample: Race/Ethnicity (%)

  Not Reported

  Sample: Sampling Strategy

  Stratified sampling

  Sample: Size

  960

  Reliability: Internal Consistency

  Cronbach's alpha ranges from .75 to .88

  Reliability: Test-retest

  r ranges from 0.40 to 0.78

  Validity: Construct (Convergent and Discriminant)

  Spearman’s rho correlations between the scale and similar or relevant/dissimilar measures ranged from .15 to .68);
  Spearman’s rho correlations between the scale and sociodemographic characteristics and circumstances ranged from .008 to .63

  Validity: Content Validity (e.g., Expert Judgement)

  Focus groups with older people

  Validity: Face Validity

  Focus groups with older people

  Study design

  Cross-sectional

• Bowling, A., Hankins, M., Windle, G., Bilotta, C., Grant, R. (2013). A short measure of quality of life in older age: The performance of the brief Older People's Quality of Life questionnaire (OPQOL-brief). Archives Geriatrics Gerontology, 56, 1: 181-187.

  Type of Publication

  Peer review

  Instrument Language

  English

  Sample: Age (Mean and Range)

  between 65 and 75 (55%);
  75+ (45%)

  Sample: Age Group

  65+ Years

  Sample: Countries/State

  Britain

  Sample: Disability Type

  Age Related Disability

  Sample: Gender (%male)

  45% male

  Sample: Race/Ethnicity (%)

  Not Reported

  Sample: Sampling Strategy

  Stratified and random sampling

  Sample: Size

  589

  Reliability: Internal Consistency

  Cronbach’s Alpha for the overall survey (ɑ= 0.86)

  Reliability: Other Evidence

  Spearman’s rho correlations with other QoL measures ranging from .66 to .74

  Validity: Construct (Convergent and Discriminant)

  Spearman's rho correlation between QoL and respondents’ circumstances and characteristics, and their importance ratings of the different domains of QoL included in the OPQOL (absolute values ranging from .120 to .560)

  Study design

  Cross-sectional

• Chen Y, Hicks A, While AE. Validity and reliability of the modified Chinese version of the Older People’s Quality of Life Questionnaire (OPQOL) in older people living alone in China. Int J Older People Nursing. 2014;9(4):306–16. doi:10.1111/opn.12042ISSN17483735.

  Type of Publication

  Peer review

  Instrument Language

  Chinese

  Sample: Age (Mean and Range)

  Mean=76.5 years

  Sample: Age Group

  18-64 Years, 65+ Years

  Sample: Countries/State

  China

  Sample: Disability Type

  Age Related Disability

  Sample: Gender (%male)

  34% male

  Sample: Race/Ethnicity (%)

  Not Reported

  Sample: Sampling Strategy

  Convenience Sample

  Sample: Size

  640

  Reliability: Internal Consistency

  Cronbach’s Alpha for the overall survey (ɑ= 0.90)

  Reliability: Test-retest

  ICC = 0.87

  Validity: Construct (Convergent and Discriminant)

  Exploratory factor analysis resulted in 8 factors with factor loadings >.40;

  Convergent validity: Absolute Spearman’s rank correlations between the OPQOL and other measures ranged from .49 to .53.

  Discriminant validity: significant differences in QoL scores between depressed and non-depressed groups

  Study design

  Cross-sectional