Economic burden of cardiovascular diseases among elderly patients in Iran: a case from a developing country.

Background: Cardiovascular diseases (CVDs) are the leading cause of mortality and morbidity worldwide, particularly among the aging population. This study aims to evaluate the economic burden of CVDs among Iranians aged 60 years and older.

Methods: A cost-of-illness study was conducted using a prevalence-based approach from a societal perspective.

Associated factors of pregnancy spacing among women of reproductive age Group in South of Iran: cross-sectional study.

Background: Optimal pregnancy spacing is an important incidence in reproductive women's health. Short or long pregnancy spacing leads to the greatest health, social and economic problems such as increase in maternal and infant mortality and morbidity, and adverse pregnancy outcomes. The aim of this study is to assess the mean of pregnancy spacing and associated factors of pregnancy spacing among women of reproductive age group with recurrent event analysis.