From the Sir Charles Gairdner Hospital, Perth, Australia (Shah, Or); Lions Eye Institute, Perth, Australia (Shah, Or, Barrett); Institute for Health Research, The University of Notre Dame, Perth, Australia (Jacques); Department of Research, Sir Charles Gairdner Hospital, Perth, Australia (Jacques); Centre for Ophthalmology and Visual Science, University of Western Australia, Perth, Australia (Barrett).

Corresponding author: Yachana Shah, MBBS, DNB, PO Box 6077, Broome, WA 6726, Australia. Email: [email protected].

Presented at the Australasian Society of Cataract and Refractive Surgeons, Noosa, Queensland, Australia, August 2022.

Disclosures: G.D. Barrett is the author of the Barrett Universal II formulas and has licensed these to several manufacturers. None of the other authors have any financial or proprietary interest in any material or method mentioned.

First author:Yachana Shah, MBBS, DNBSir Charles Gairdner Hospital, Perth, Australia