Cataract surgeons who perform the most surgeries have the fewest adverse events, while cataract surgeons who perform the fewest surgeries have the highest number of adverse events, according to a retrospective study in Ontario, Canada. Results were published in the March issue of Ophthalmology.

Surgeries Performed Per Year	Adverse Event Rate
More than 1,000	0.1%
501 to 1,000	0.2%
251 to 500	0.4%
50 to 250	0.8%
Surgeons overall adverse eventrate within two weeks post-op was less than 0.5%.