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December 14, 2009

Error in eTable in: Use of Global Visual Acuity Data in a Time Trade-off Approach to Calculate the Cost Utility of Cataract Surgery

Arch Ophthalmol. 2009;127(12):1609. doi:10.1001/archophthalmol.2009.314

Error in eTable. In the Socioeconomics and Health Services article “Use of Global Visual Acuity Data in a Time Trade-off Approach to Calculate the Cost Utility of Cataract Surgery” by Lansingh and Carter, published in the September 2009 issue of the Archives (2009;127[9]:1183-1193), there was an error in eTable 2. For the parameter cost utility, the equation should have been CU = CD / [U2(1 − erL) / r − U1(1 − erL) / r].

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