Journal article

Catquest questionnaire: re-validation in an Australian cataract population

Vijaya K Gothwal, Thomas A Wright, Ecosse L Lamoureux, Mats Lundstrom, Konrad Pesudovs

CLINICAL AND EXPERIMENTAL OPHTHALMOLOGY | WILEY | Published : 2009

Abstract

BACKGROUND: The Catquest questionnaire was developed using traditional methodology to enable cataract surgery outcomes assessment in European countries. Recently, it has been validated using Rasch analysis in a Swedish population resulting in the Catquest-9SF. The aim of the present study was to assess the performance of the Catquest and the Catquest-9SF questionnaires using Rasch analysis in Australian cataract patients. METHODS: A total of 217 cataract patients awaiting surgery at Flinders Medical Centre, Adelaide, South Australia self-administered the Catquest questionnaire. This is a 19-item instrument containing frequency, difficulty, symptoms and global rating items. Rasch analysis was..

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Grants

Awarded by National Health and Medical Research Council (Canberra, Australia) Centre


Awarded by National Health and Medical Research Council (Canberra, Australia) Career Development


Funding Acknowledgements

Funding/Support: This study was supported in part by National Health and Medical Research Council (Canberra, Australia) Centre of Clinical Research Excellence Grant 264620. KP is supported by National Health and Medical Research Council (Canberra, Australia) Career Development Award 426765.