Three-Year Incidence and Factors Associated With Posterior Capsule Opacification After Cataract Surgery: The Australian Prospective Cataract Surgery and Age-related Macular Degeneration Study

Predominantly mild PCO occurred in one-third of eyes after phacoemulsification surgery. Possible predisposing factors associated with PCO development include surgery performed by ophthalmologic trainees and the use of hydrophilic or other hydrophobic IOLs apart from the single-piece, square-edged one.