background: coffee is implicated in the susceptibility to several cancers. however, the association between coffee and lymphoma remains unclear. this meta-analysis aimed to assess quantitatively the association between coffee and the incidence of lymphoma. methods: a literature search was performed for cohort and case-control studies published using pubmed, cochrane, and embase databases. studi...

BACKGROUND Tuberculosis (TB) patients face numerous difficulties adhering to the long-term, rigorous TB treatment regimen. Findings on TB patients' treatment adherence vary across existing literature and official reports. The present study attempted to determine the actual treatment adherence of new TB patients and to identify factors leading to non-adherence. METHODS A prospective cohort of ...

objective: there are various attempts to confirm variables that could predict postpartum depression in advance. this study determined antenatal risk factors for postpartum depression in women at risk of developing this disorder. methods: a prospective cohort study was conducted with 2279 eligible women who attended at mazandaran province’ primary health centers from 32-42 weeks of pregnancy to ...

background dietary factors such as intake of minerals may play a role in the etiology of esophageal cancer. although it has been hypothesized that manganese can affect the risk of some types ofcancer, its role in esophageal cancer is unknown. the objective of this study was to investigate the association between intakes of manganese with esophageal cancer in golestan cohort study. materials and...

Background: We aimed to assess the long-term toxic effects of sulphur mustard (SM) on the testis and male fertility two decades after exposure. Materials and Methods: A historical cohort study was conducted in 2005. Sixty-four SM-exposed and 64 matched SMunexposed casualties of the Iraq–Iran conflict were enrolled. Fecundity status, semen indices, hormonal assay results and testis histopatholog...

background: there is no data on the prevalence and the association of gastro esophageal reflux disease (gerd) with toxic fume inhalation. therefore, we aimed to evaluate the frequency distribution of gerd symptoms among the individuals with mild respiratory disorder due to the past history of toxic fume exposure to sulfur mustard (sm). materials and methods: in a historical cohort study, subjec...