The self controlled case series (SCCS) method is an epidemiological study design for which
individuals act as their own control—ie, comparisons are made within individuals. Hence …

Background: Reviews of the epidemiology of Huntington's disease (HD) suggest that its
worldwide prevalence varies widely. This review was undertaken to confirm these …

The ecology of cities assesses the health and well-being benefits of urban greenspace,
vegetated areas and water bodies. Ecology in cities examines how the characteristics of the …

Abstract Coronavirus disease 2019 (COVID-19) has rapidly affected mortality worldwide.
There is unprecedented urgency to understand who is most at risk of severe outcomes, and …

Background High body-mass index (BMI) predisposes to several site-specific cancers, but a
large-scale systematic and detailed characterisation of patterns of risk across all common …

OpenSAFELY: factors associated with COVID-19 death in 17 million patients - PMC Back to
Top Skip to main content NIH NLM Logo Access keys NCBI Homepage MyNCBI Homepage …

Background BMI is known to be strongly associated with all-cause mortality, but few studies
have been large enough to reliably examine associations between BMI and a …

This chapter focuses on human settlements and, in particular, urban settlements in low-
elevation coastal zones (LECZs). To the extent that low-elevation coastal populations are at …

Background Whether HIV infection is associated with risk of death due to COVID-19 is
unclear. We aimed to investigate this association in a large-scale population-based study in …

Background COVID-19 has disproportionately affected minority ethnic populations in the UK.
Our aim was to quantify ethnic differences in SARS-CoV-2 infection and COVID-19 …