• 848 Citations
  • 16 h-Index
20102018
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Personal profile

Public Profile

Dr Jyoti Khadka is a research fellow in the Registry of Older South Australians (ROSA), South Australian Health and Medical Research Institute. He is also a research fellow in the Institute for Choice, School of Business, University of South Australia. Dr Khadka was originally trained as an optometrist. He was awarded a PhD at Cardiff University in the UK, followed by a Post-doctoral fellowship at Flinders University in Australia.  His main areas of research interests and expertise are in healthy ageing, patient-reported outcomes and the application of modern psychometric methods, including item response theory (IRT) and Rasch analysis, to develop, validate and implement quality of life assessment instruments. His work has explored the application of Rasch analysis (a modern psychometric method) in developing and validating optimal new against existing legacy quality of life instruments. He has published over 45 peer reviewed research publications in patient-reported outcomes and application of Rasch analysis. His other research interests includes exploring ways to improve the quality of both preference and non-preference based instruments to measure and value health and quality of life outcomes in children and adults for health economics evaluations across the health, aged care and social care sectors.

Education / Academic qualification

PhD, Cardiff University

External positions

Visiting Professor , Wenzhou Medical University

1 May 1800 → …

University of South Australia

Keywords

  • RE Ophthalmology
  • Patient-reported Outcome Measures
  • Quality of Life
  • Psychometrics
  • Health Economics
  • Healthy Ageing
  • Rasch analysis
  • Eye health
  • Optometry
  • Ophthalmology
  • Computer adaptive testing system

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Research Output 2010 2018

  • 848 Citations
  • 16 h-Index
  • 43 Article
  • 5 Review article
  • 2 Letter

Constructing Item Banks for Measuring Quality of Life in Refractive Error

Kandel, H., Khadka, J., Fenwick, E. K., Shrestha, M. K., Sharma, S., Sharma, B., Kafle, K., Kharal, A., Kaiti, R., Dhungana, P., Nepal, B. P., Thapa, S., Lamoureux, E. & Pesudovs, K. 1 Jul 2018 In : Optometry and Vision Science. 95, 7, p. 575-587 13 p.

Research output: Research - peer-reviewArticle

Developing an item bank to measure the coping strategies of people with hereditary retinal diseases

Prem Senthil, M., Khadka, J., de Roach, J., Lamey, T., McLaren, T., Campbell, I., Fenwick, E. K., Lamoureux, E. L. & Pesudovs, K. 5 May 2018 (Accepted/In press) In : Graefe's Archive for Clinical and Experimental Ophthalmology. p. 1-8 8 p.

Research output: Research - peer-reviewArticle

Inter-relationship between visual symptoms, activity limitation and psychological functioning in patients with diabetic retinopathy

Fenwick, E. K., Cheng, G. H. L., Man, R. E. K., Khadka, J., Rees, G., Wong, T. Y., Pesudovs, K. & Lamoureux, E. L. 1 Jul 2018 In : British Journal of Ophthalmology. 102, 7, p. 948-953 6 p.

Research output: Research - peer-reviewArticle

Re-engineering the Hong Kong quality of life questionnaire to assess cataract surgery outcomes

Khadka, J., Gao, R., Chen, H., Zhang, S., Wang, Q., Huang, J. & Pesudovs, K. 1 Jun 2018 In : Journal of Refractive Surgery. 34, 6, p. 413-418 6 p.

Research output: Research - peer-reviewArticle

1 Citations

Uncorrected and corrected refractive error experiences of Nepalese adults: a qualitative study

Kandel, H., Khadka, J., Shrestha, M. K., Sharma, S., Neupane Kandel, S., Dhungana, P., Pradhan, K., Nepal, B. P., Thapa, S. & Pesudovs, K. Apr 2018 In : Ophthalmic Epidemiology. 25, 2, p. 147-161 15 p.

Research output: Research - peer-reviewArticle