Measuring Health-Related Quality of Life in Strabismus: A Modification of the Adult Strabismus-20 (AS-20) Questionnaire Using Rasch Analysis

Abstract

PURPOSE To evaluate the psychometric properties of the Adult Strabismus-20 (AS-20)- a health-related quality of life (HRQoL) questionnaire in adults with strabismus, and if flawed, to revise the AS-20 and its subscales creating valid measurement scales. METHODS 584 adults (meanage, 27.5 years) with strabismus were recruited from an outpatient clinic at a… (More)
DOI: 10.1371/journal.pone.0127064

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@inproceedings{Gothwal2015MeasuringHQ, title={Measuring Health-Related Quality of Life in Strabismus: A Modification of the Adult Strabismus-20 (AS-20) Questionnaire Using Rasch Analysis}, author={Vijaya Gothwal and Seelam Bharani and Ramesh A Kekunnaya and PreetiPatil Chhablani and Virender Sachdeva and Niranjan K. Pehere and Asa Narasaiah and Rekha Gunturu and Chen-Wei Pan}, booktitle={PloS one}, year={2015} }