Evaluation of the Nallasamy formula: a stacking ensemble machine learning method for refraction prediction in cataract surgery.
Tingyang LiJoshua SteinNambi NallasamyPublished in: The British journal of ophthalmology (2022)
The Nallasamy formula (available at https://lenscalc.com/) outperformed the seven other formulas studied on overall MAE, MedAE, and percentage of eyes within 0.5 D of prediction. Clinical significance may be primarily at the population level.