background: cancer has a high mortality rate in both developing and developed countries. 11%–15% of cancers are attributable to occupational risk factors. objective: to determine if specific occupational classes, based on the international standard for classification of occupations 2008 (isco-08), are risk factors for gastrointestinal (gi) cancer. methods: in this case-control study, 834 cancer...

conclusions the prevalence of anti-hbc among the elderly in the city of tubarão was higher than in previous studies evaluating blood donors in the same region. despite the association of previous hbv infection and factors indirectly related to sexual risk behaviors, the results suggest the involvement of invasive therapeutic procedures in the hbv transmission chain. patients and methods this cr...

background: carbon monoxide (co) poisoning has remained a common, serious and often unrecognized event and constitutes a public health problem in morocco. the objective of this study is to describe the epidemiological and clinical profile and risk factors of co poisoning in the region of fez-boulemane, morocco. methods: this is a retrospective study on co poisoning cases occurred in the region ...

introduction: traumatic brain injuries (tbi) are one of the most important causes of death in patients under the age of 25 years and is responsible for one third of total deaths caused by trauma. therefore, knowing its epidemiologic pattern in different populations seems vital. therefore, this study aims to examine the epidemiologic pattern of tbi in emergency department. methods: in this cross...

introduction: a high grade burn is one of the most devastating injuries with several medical, social, economic, and psychological effects. these injuries are the most common cause of accidental deaths after traffic injuries in both the developed and developing countries. therefore this research was aimed to determine demographic characteristics of patients with burn injury admitted to the emerg...

background: few investigators have reported case fatality and disability of iranian patients with stroke. this study was designed to collect morbidity and case fatality data of hospitalized patients with stroke, and stroke care quality in isfahan, iran. methods: from 2006 to 2011, from overlapping sources (discharge diagnoses, attending physicians, and hospitalization wards), all hospitalized p...

While observational epidemiology is considered to be the scientific foundation of public health2 it is often viewed as a ‘soft science’ limited by an inherent inability to fully control for confounding, misclassification, and selection bias.3 Enter the ‘genomics era’.4,5 With the completion of the Human Genome Project, and the eventual identification of thousands of human genetic variants, scie...