the eye package is online! eye is a tool to facilitate common tasks in ophthalmic research.
Its visual acuity conversion function va() provides eye researchRs with a long coveted tool to handle different visual acuity notations. It works with Snellen, logMAR and ETDRS.
recodeye allows an easy recoding of the eye variable.
It also has some other functions which are mainly intelligent wrapper around already existing functionalities, such as myop and hyperop for reshaping eye specific data, reveal or blink.
See your data with a new eye.