Ophthalmic statistics note 14: method agreement studies in ophthalmology: the intraclass correlation coefficient?

Affiliations

• ¹ School of Population Health and Environmental Sciences, King's College London, London, UK catey.bunce@kcl.ac.uk.
• ² Applied Mathematics, Liverpool John Moores University-City Campus, Liverpool, Merseyside, UK.
• ³ Centre for the Prevention of Stroke and Dementia, Nuffield Department of Clinical Neurosciences, Oxford University, Oxford, Oxfordshire, UK.
• ⁴ Gloucestershire Retinal Research Group, Cheltenham, UK.
• ⁵ Institute of Clinical Trials and Methodology, University College London, London, UK.