We would like to express our gratitude Matthew Burton and colleagues for the Commission on Global Eye Health (April, 2021),1Burton MJ Ramke J Marques AP et al.The Lancet Health: vision beyond 2020.Lancet Glob Health. 2021; 9: 489-551Summary Full Text PDF PubMed Scopus (50) Google Scholar which highlights magnitude of challenge. As a plea we mention glaucomas. feel this preventable cause blindne...

H.H. Wills Physics Laboratory, University of Bristol To people outside science, and to many scientists, open access seems so obviously good that to object seems unreasonable. But I have doubts. First, we should get it in perspective. The whole open-access discussion is a fuss about an almost non-existent (and as far as physics and mathematics are concerned completely non-existent) issue. We are...

This paper presents a theoretical model which discusses the value of and need for the use of outcome rather than process evaluations of programs for the elderly. The theoretical framework is based on the highly successful philosophical model of statistical quality control used in industry, which assumes the best way to improve quality is to look at the outcomes. Most accreditation associations,...

Overemphasis on hypothesis testing--and the use of P values to dichotomise significant or non-significant results--has detracted from more useful approaches to interpreting study results, such as estimation and confidence intervals. In medical studies investigators are usually interested in determining the size of difference of a measured outcome between groups, rather than a simple indication ...