• 1191 Citations
  • 18 h-Index

Research output per year

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Personal profile

Public Profile

Dr Jyoti Khadka is a research fellow in the Registry of Senior Australians at South Australian Health and Medical Research Institute. Dr Khadka was originally trained as an optometrist. He was awarded a PhD in patient-reported outcome measure in pediatric visual impairment from 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, health economics, health services outcomes and the application of modern psychometric methods, including item response theory (IRT) and Rasch analysis, to develop, validate and implement quality of life instruments.  He has published over 60 peer reviewed research articles in  quality of life, patient-reported outcomes, ageing & age care, health economics and heallth service outcomes. 

Education/Academic qualification

PhD, Cardiff University

Masters, Cardiff University

Bachelor's Degree (Honours), Tribhuvan University

External positions

Research Fellow, Flinders University

1 Feb 2019 → …

Visiting Professor , Wenzhou Medical University

1 May 1800 → …

University of South Australia


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

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Research Output

  • 1191 Citations
  • 18 h-Index
  • 54 Article
  • 8 Letter
  • 7 Review article
Open Access

Computerized adaptive tests: Efficient and precise assessment of the patient-centered impact of diabetic retinopathy

Fenwick, E. K., Barnard, J., Gan, A., Loe, B. S., Khadka, J., Pesudovs, K., Man, R., Lee, S. Y., Tan, G., Wong, T. Y. & Lamoureux, E. L., Jun 2020, In : Translational Vision Science and Technology. 9, 7, 3.

Research output: Contribution to journalArticle

Open Access

Corneal aberrations measured with a high-resolution Scheimpflug tomographer: repeatability and reproducibility

McAlinden, C., Schwiegerling, J., Khadka, J. & Pesudovs, K., 1 Apr 2020, In : Journal of cataract and refractive surgery. 46, 4, p. 581-590 10 p.

Research output: Contribution to journalArticle

Optimizing measurement of vision-related quality of life: a computerized adaptive test for the impact of vision impairment questionnaire (IVI-CAT)

Fenwick, E. K., Loe, B. S., Khadka, J., Man, R. E. K., Rees, G. & Lamoureux, E. L., 1 Mar 2020, In : Quality of Life Research. 29, 3, p. 765-774 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)


SAHMRI Research Translation Award

Maria Inacio (Recipient), Sarah Catherine Elizabeth Bray (Recipient), Catherine Lang (Recipient), Jyoti Khadka (Recipient), Robert Jorissen (Recipient), Max Moldovan (Recipient), Azmeraw T Amare (Recipient), Janet Sluggett (Recipient), Monica Cations (Recipient), Gillian Caughey (Recipient) & Tiffany Gill (Recipient), 13 Dec 2019