Over the 5-year survey period (2007–2011), the median country response rate was 1,345 fits (range, 59 fits in Nepal to 22,802 fits in Japan). Overall, data were collected in relation to 97,222 soft ...

Contact lenses provide a discreet and practical alternative to traditional eyeglasses. With options for nearly every vision need, including daily disposables, toric lenses, and colored lenses, ...

This survey involved analysis of a very large data set; as such, interpretation of the statistical results needs to be undertaken with care. Because statistical outcomes are related to sample size, ...