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Richard A. Armstrong

Researcher at Aston University

Publications -  453
Citations -  11703

Richard A. Armstrong is an academic researcher from Aston University. The author has contributed to research in topics: Corticobasal degeneration & Senile plaques. The author has an hindex of 48, co-authored 445 publications receiving 9678 citations. Previous affiliations of Richard A. Armstrong include Royal College of Anaesthetists & University of Birmingham.

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When to use the Bonferroni correction.

TL;DR: The purpose of this article was to survey the use of the Bonferroni correction in research articles published in three optometric journals and to provide advice to authors contemplating multiple testing.
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Global patient outcomes after elective surgery: Prospective cohort study in 27 low-, middle- and high-income countries

T. Ahmad, +2519 more
TL;DR: Despite lower baseline risk, outcomes were similar in low- and middle-income compared with high-income countries and should also address the need for safe perioperative care.
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Statistical guidelines for the analysis of data obtained from one or both eyes.

TL;DR: Current practice is reviewed with reference to articles published in three optometry journals, viz., Ophthalmic and Physiological Optics (OPO), Optometry and Vision Science (OVS), Clinical and Experimental Optometry (CEO) during the period 2009–2012.
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Outcomes from intensive care in patients with COVID-19: a systematic review and meta-analysis of observational studies.

TL;DR: The in‐ICU mortality from COVID‐19 is higher than usually seen in ICU admissions with other viral pneumonias, and the mortality from completed episodes of ICU differs considerably from the crude mortality rates in some early reports.
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Risk factors for Alzheimer's disease.

TL;DR: Risk factors may act collectively to cause AD pathology by promoting the liberation of oxygen free radicals with age, via environmental stress acting on regulatory genes early and later in life, or by increasing the cumulative 'allostatic load' on the body over a lifetime.