Department of Ophthalmology and Visual Sciences (E.S., D.C.), University of Illinois at Chicago, Chicago, IL; Cornea Center for Clinical Excellence (J.H.), Illinois College of Optometry, Chicago, IL; Korb & Associates (A.N.), Boston, MA; College of Optometry (J.F.), Ohio State University College of Optometry, Columbus, OH; and Mayo Clinic (M.S., C.N.), Rochester, MN.

Address correspondence to Ellen Shorter, O.D., Department of Ophthalmology and Visual Sciences, University of Illinois at Chicago, 1855 W Taylor Street, Chicago, IL 60612; e-mail: [email protected]

The authors have no funding or conflicts of interest to disclose.

Supported by the National Institutes of Health and National Eye Institute Core Grant [EY01792], an unrestricted grant to the Department of Ophthalmology and Visual Sciences from Research to Prevent Blindness, and the Mayo Clinic Research Computing Facility grant support UL1TR002377.

Portions of these data were presented as research at: Association for Vision Research in Ophthalmology, Honolulu, HI, May 2018 (Experience of keratoconus patients wearing RGP or scleral lenses: A SCOPE Study), Global Specialty Lens Symposium, Las Vegas, NV, January 2018 (Scleral Lens Experience in Patients with Keratoconus (SCOPE Study), and American Academy of Optometry, Chicago, October 2017 (Patient-reported experience with keratoconus).