Enhancing ‘meaningfulness’ of functional assessments: cultural adaptation of the Amsterdam IADL questionnaire for older UK peopleCitation formats

Standard

Enhancing ‘meaningfulness’ of functional assessments: cultural adaptation of the Amsterdam IADL questionnaire for older UK people. / Stringer, Gemma; Leroi, Iracema; Sikkes, Sietske A. M.; Montaldi, Daniela; Brown, Laura J. E. .

In: International Psychogeriatrics, 15.04.2020.

Research output: Contribution to journalArticlepeer-review

Harvard

APA

Vancouver

Author

Bibtex

@article{3f182fc906ae4a52bd7033292e2542f4,
title = "Enhancing {\textquoteleft}meaningfulness{\textquoteright} of functional assessments: cultural adaptation of the Amsterdam IADL questionnaire for older UK people",
abstract = "Objective:Commonly used measures of instrumental activities of daily living (IADL) do not capture activities for a technologically advancing society. This study aimed to adapt the proxy/informant-based Amsterdam IADL Questionnaire (A-IADL-Q) for use in the UK and develop a self-report version.Design:An iterative mixed method cross-cultural adaptation of the A-IADL-Q and the development of a self-report version involving a three-step design: (1) interviews and focus groups with lay and professional stakeholders to assess face and content validity; (2) a questionnaire to measure item relevance to older adults in the U.K.; (3) a pilot of the adapted questionnaire in people with cognitive impairment.Setting:Community settings in the UK.Participants:One hundred and forty-eight participants took part across the three steps: (1) 14 dementia professionals; 8 people with subjective cognitive decline (SCD), mild cognitive impairment (MCI), or dementia due to Alzheimer's disease; and 6 relatives of people with MCI or dementia; (2) 92 older adults without cognitive impairment; and (3) 28 people with SCD or MCI.Measurements:The cultural relevance and applicability of the A-IADL-Q scale items were assessed using a 6-point Likert scale. Cognitive and functional performance was measured using a battery of cognitive and functional measures.Results:Iterative modifications to the scale resulted in a 55-item adapted version appropriate for UK use (A-IADL-Q-UK). Pilot data revealed that the new and revised items performed well. Four new items correlated with the weighted average score (Kendall's Tau-.388,-.445,-.497,-.569). An exploratory analysis of convergent validity found correlations in the expected direction with cognitive and functional measures.Conclusion:The A-IADL-Q-UK provides a measurement of functional decline for use in the UK that captures culturally relevant activities. A new self-report version has been developed and is ready for testing. Further evaluation of the A-IADL-Q-UK for construct validity is now needed.",
keywords = "Instrumental activities of daily living (IADL),, mild cognitive impairment (MCI), subjective cognitive decline (SCD), cross-cultural adaptation, Amsterdam IADL Questionnaire (A-IADL-Q)",
author = "Gemma Stringer and Iracema Leroi and Sikkes, {Sietske A. M.} and Daniela Montaldi and Brown, {Laura J. E.}",
year = "2020",
month = apr,
day = "15",
doi = "https://doi.org/10.1017/S1041610219001881",
language = "English",
journal = "International Psychogeriatrics",
issn = "1041-6102",
publisher = "Cambridge University Press",

}

RIS

TY - JOUR

T1 - Enhancing ‘meaningfulness’ of functional assessments: cultural adaptation of the Amsterdam IADL questionnaire for older UK people

AU - Stringer, Gemma

AU - Leroi, Iracema

AU - Sikkes, Sietske A. M.

AU - Montaldi, Daniela

AU - Brown, Laura J. E.

PY - 2020/4/15

Y1 - 2020/4/15

N2 - Objective:Commonly used measures of instrumental activities of daily living (IADL) do not capture activities for a technologically advancing society. This study aimed to adapt the proxy/informant-based Amsterdam IADL Questionnaire (A-IADL-Q) for use in the UK and develop a self-report version.Design:An iterative mixed method cross-cultural adaptation of the A-IADL-Q and the development of a self-report version involving a three-step design: (1) interviews and focus groups with lay and professional stakeholders to assess face and content validity; (2) a questionnaire to measure item relevance to older adults in the U.K.; (3) a pilot of the adapted questionnaire in people with cognitive impairment.Setting:Community settings in the UK.Participants:One hundred and forty-eight participants took part across the three steps: (1) 14 dementia professionals; 8 people with subjective cognitive decline (SCD), mild cognitive impairment (MCI), or dementia due to Alzheimer's disease; and 6 relatives of people with MCI or dementia; (2) 92 older adults without cognitive impairment; and (3) 28 people with SCD or MCI.Measurements:The cultural relevance and applicability of the A-IADL-Q scale items were assessed using a 6-point Likert scale. Cognitive and functional performance was measured using a battery of cognitive and functional measures.Results:Iterative modifications to the scale resulted in a 55-item adapted version appropriate for UK use (A-IADL-Q-UK). Pilot data revealed that the new and revised items performed well. Four new items correlated with the weighted average score (Kendall's Tau-.388,-.445,-.497,-.569). An exploratory analysis of convergent validity found correlations in the expected direction with cognitive and functional measures.Conclusion:The A-IADL-Q-UK provides a measurement of functional decline for use in the UK that captures culturally relevant activities. A new self-report version has been developed and is ready for testing. Further evaluation of the A-IADL-Q-UK for construct validity is now needed.

AB - Objective:Commonly used measures of instrumental activities of daily living (IADL) do not capture activities for a technologically advancing society. This study aimed to adapt the proxy/informant-based Amsterdam IADL Questionnaire (A-IADL-Q) for use in the UK and develop a self-report version.Design:An iterative mixed method cross-cultural adaptation of the A-IADL-Q and the development of a self-report version involving a three-step design: (1) interviews and focus groups with lay and professional stakeholders to assess face and content validity; (2) a questionnaire to measure item relevance to older adults in the U.K.; (3) a pilot of the adapted questionnaire in people with cognitive impairment.Setting:Community settings in the UK.Participants:One hundred and forty-eight participants took part across the three steps: (1) 14 dementia professionals; 8 people with subjective cognitive decline (SCD), mild cognitive impairment (MCI), or dementia due to Alzheimer's disease; and 6 relatives of people with MCI or dementia; (2) 92 older adults without cognitive impairment; and (3) 28 people with SCD or MCI.Measurements:The cultural relevance and applicability of the A-IADL-Q scale items were assessed using a 6-point Likert scale. Cognitive and functional performance was measured using a battery of cognitive and functional measures.Results:Iterative modifications to the scale resulted in a 55-item adapted version appropriate for UK use (A-IADL-Q-UK). Pilot data revealed that the new and revised items performed well. Four new items correlated with the weighted average score (Kendall's Tau-.388,-.445,-.497,-.569). An exploratory analysis of convergent validity found correlations in the expected direction with cognitive and functional measures.Conclusion:The A-IADL-Q-UK provides a measurement of functional decline for use in the UK that captures culturally relevant activities. A new self-report version has been developed and is ready for testing. Further evaluation of the A-IADL-Q-UK for construct validity is now needed.

KW - Instrumental activities of daily living (IADL),

KW - mild cognitive impairment (MCI)

KW - subjective cognitive decline (SCD)

KW - cross-cultural adaptation

KW - Amsterdam IADL Questionnaire (A-IADL-Q)

U2 - https://doi.org/10.1017/S1041610219001881

DO - https://doi.org/10.1017/S1041610219001881

M3 - Article

JO - International Psychogeriatrics

JF - International Psychogeriatrics

SN - 1041-6102

ER -