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Citations 0
Correspondence
October 2001

The Presence of Cataract as a Predictor of Mortality

Arch Ophthalmol. 2001;119(10):1562-1563. doi:

In a recent issue of the ARCHIVES, Christen et al1 reported that an analysis of data derived from the Physicians' Health Study I showed a possible small increased risk of cataract in long-term users of aspirin. Their analysis failed to account for 1 important confounding variable, namely that the presence of cataract is a marker for an increased rate of mortality.

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