hepatitis b virus infection is a major public health problem worldwide. islamic republic of iran is a country in which hepatitisb prevalence is intermediate. the aim of this study is to assess prevalence of chronic hepatitis b infection in iran according to demographic characteristics. all cross-sectional studies concerning  revalence of chronic hepatitis b infection in iran were included irres...

we measured the prevalence of hbv surface antigen (hbsag) among male injection drug users (idus) in detention, tehran, iran. a cross-sectional survey included 499 male idus arrested by police during a predetermined police sweep in tehran (february, 2006). a questionnaire was filled out for each individual. blood specimens were collected for hbsag testing. prevalence of hbsag was 5.8% (95% ci 3....

background; methadone maintenance therapy (mmt) is an evidence-based approach for opiate addiction treatment. while its effectiveness in reducing opiate use has been evidently verified, unanswered questions with respect to the cultural scenarios for mmt programs remain unanswered. this study was conducted to explore understanding address mmt initiation among a women-recruited sample of persons ...

prison inmates are among the high risk population for dangerous infections such hiv, hbv, hcv and other contagious diseases. in spit of many data about the prevalence and risk factors for blood born diseases among prisoners in the world, such data are spares from iran. the aim of this study was to determine the prevalence and associated risk factors for hiv, hbv, hcv and hdv infections among a ...

background: intravenous drug users (ivdus) who share needles/syringes and practice sexual behaviors, are the most important group in the transmission of blood-borne infection diseases such as hepatitis c virus (hcv). therefore identification of prevalent high-risky behaviors among ivdus to detect the most route of transmission among them is essential to develop harm reduction programs among ivd...

purpose: scientific databases are the most important and useful sources where information is accessible via user interfaces. one of the approaches to eliminating the existing challenges in databases user interface is utilizing the sense-making theory (smt) approach. smt approach helps the users to understand problematic situations they have faced with and bridges the cognitive and information g...

conclusions the obtained results showed that hcv infection was an alarming problem among opiate users in the eastern part of turkey. it is suggested to rapidly diagnose the infected persons; thus preventive measures and appropriate control may limit further transmission of these infections. background hepatitis b, hepatitis c and hiv infections constitute serious healthcare problems worldwide. ...

background increasing evidence indicates that opiate users and methadone maintenance patients (mmps) are impaired in executive control tasks and response inhibition behavior compared to healthy individuals; however, the cognitive functional difference between opiate addicts and mmps has not been clarified. objectives this study employed go/no-go tasks to evaluate the response inhibition behavio...

introduction: cigarette smoking and alcohol consumption have a well-known effect on the development of upper aerodigestive tract carcinomas, but such a role for opium is questionable. this study was designed to assess the correlation between opium inhalation and cancer of the larynx and upper esophagus. materials and methods: fifty eight patients with laryngeal cancer, ninety eight patients wit...

in rural areas, where water tends to be traded less and is mostly used as an essential farm input, water users association can be as an alternative for water resource management. the purpose of this study was to investigate influence factors on the farmers’ tend to constitute water users associations. research population was all farmers covered of feyzabad irrigation network supply (192 farmers...