Journal article

The validity and reliability of the occupational contact dermatitis disease severity index

Nathan Curr, Shyamali Dharmage, Tessa Keegel, Adriene Lee, Helen Saunders, Rosemary Nixon

CONTACT DERMATITIS | WILEY | Published : 2008

Abstract

BACKGROUND: The occupational contact dermatitis disease severity index (ODDI) was designed to assess the severity and importantly the functional disability caused by occupational contact dermatitis (OCD) of the hands in patients attending our occupational dermatology clinic. OBJECTIVES: To investigate the accuracy of the ODDI. PATIENTS/METHODS: Of 205 patients, 95 were assessed as having OCD of the hands. Content validity was assessed by content mapping and expert opinion. Construct validity was examined through comparing the ODDI against global clinical dermatology severity assessment (GCDSA). Intraobserver reliability, interobserver reliability, internal consistency, acceptability and conv..

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Grants

Funding Acknowledgements

We thank Dr Melanie Matheson, AmandaPalmer, Samia Radi, Dr Jason Williams, Dr Praneet Sajjachareonpong and Kath Frowen for their assistance with this project. We also acknowledge the American Medical Association for permission to adapt their impairment scale.The Occupational Dermatology Research and Education Centre was funded by the Commonwealth Department of Health and Ageing as the National Collaborative Centre for Research and Education into Occupational Contact Dermatitis when this study was performed.We acknowledge the continuing support of the Skin and Cancer Foundation, Melbourne, Victoria, Australia.