Seroprevalence of hepatitis C virus: the first population-based study from Iran.

Objective: Early studies on blood donors point to a seroprevalence of approximately 0.25% for hepatitis C virus (HCV) infection in Iran. However, the true prevalence in the general population is unknown.

The prevalence of hepatitis B surface antigen and anti-hepatitis B core antibody in Iran: a population-based study.

Background: Hepatitis B virus infection is a very common cause of chronic liver disease worldwide. It is estimated that 3% of Iranians are chronically infected with hepatitis B virus. Current population-based studies on both rural and urban prevalence of hepatitis B virus infection in Iran are sparse with results that do not always agree.

Childhood hygienic practice and family education status determine the prevalence of Helicobacter pylori infection in Iran.

Background: Management of Helicobacter pylori, a causative agent of gastrointestinal diseases is an important health problem in most countries. The main reasons include poorly defined epidemiological status and unrecognized mode of bacterial transmission. Our objective was to investigate the prevalence of H.

Hygiene could affect GERD prevalence independently: a population-based study in Tehran.

Objective: Population-based data on gastroesophageal reflux disease (GERD) in Iran are limited. Current study is going to determine the prevalence of GERD in Tehran, Iran, and its association with potential risk factors.

Methods: In this cross-sectional study, a random clustered sample of Tehran province permanent households was selected from the latest postcodes.