In this tutorial, we provide a broad introduction to the topic of interaction between the effects
of exposures. We discuss interaction on both additive and multiplicative scales using risks …

Background Headache is a frequent symptoms of coronavirus disease 2019 (COVID-19). Its
long-term evolution remains unknown. We aim to evaluate the long-term duration of …

Background Economic evaluations of health interventions pose a particular challenge for
reporting because substantial information must be conveyed to allow scrutiny of study …

Importance Approximately 1 in 6 youth in the US have a mental health condition, and suicide
is a leading cause of death among this population. Recent national statistics describing …

Background: A region-specific (urban and rural parts of north, east, west, and south India)
systematic review and meta-analysis of the prevalence, awareness, and control of …

Context Preparation for an impending death through end-of-life (EOL) discussions and
human presence when a person is dying is important for both patients and families …

Abstract Background Supervised injection services (SISs) have been developed to promote
safer drug injection practices, enhance health-related behaviors among people who inject …

Background The association between cardiorespiratory fitness (CRF) and mortality risk is
based mostly on 1 CRF assessment. The impact of CRF change on mortality risk is not well …

Introduction PRISMA statement was published in 2009 in order to set standards in the
reporting of systematic reviews and meta-analyses. Our aim was to evaluate the impact of …

Enacted measures to control the spread of COVID-19 disease such as compulsory
confinement may influence health behaviors. The present study investigated changes in …