Background: Considering the important impact of preterm deliveries on neonatal mortality and morbidity, this study was designed to assess the prevalence of preterm deliveries and evaluate possible effective factors of them, in two cities of Iran. Materials and Methods: In this cross-sectional study on 1513 pregnant women attending delivery facilities in educational hospitals of Tehran and Noor ...

background: it has been suggested that nutrition might play a role in the etiology of multiple sclerosis (ms). however, dietary patterns associated with ms risk are unknown. this study was conducted to compare the dietary patterns of patients with ms and healthy controls to find the relationship between dietary patterns and ms. methods: usual dietary intake of 75 women with relapsing/remitting ...

background severe birth asphyxia (apgar < 7 at the 5th minute of birth) is recognized as a hearing loss risk factor by the joint committee on infant hearing (jcih). about half of the newborns with hearing loss do not indicate any sign and risk factor at birth. accordingly, the joint committee recommended performance of hearing screening test in 2000, especially for babies born with risk factors...

The purpose of this research was to explain the relationship between the personality of brands with risk aversion and customer loyalty. This research was applied in terms of purpose, descriptive correlation one in terms of information gathering and based on structural equation modeling. The statistical population consisted of all customers with credible brands (5 famous and high-income brands s...

in this study business operations and liquidity and credit risk on price fluctuations on the stock exchange since 2010 to 2013 has been tehran distance. the sample consisted of 76 company the systematic elimination method is selected. the company had a total of 304 years, in this study, the hypothesis of linear regression and correlation to analyse the data and test hypotheses eviews software i...

Cytomegalovirus (CMV) infection is one of the most common infections that affects humans’ cardiovascular system. Although the literature includes controversial evidence for any correlation between CMV infection and arterial atherosclerosis, the majority of studies, especially those with larger patient population and stronger data stand for such a relationship. However, the number of prospective...

BACKGROUND Hypertensive patients are at particular risk of cardiovascular complications, possibly related to endothelial damage or dysfunction, or to abnormal angiogenesis. These pathophysiologic processes are assessable by measurement of plasma levels of von Willebrand factor (vWf), and by vascular endothelial growth factor (VEGF) and its soluble receptor (sFlt-1). We hypothesized that these m...

background cardiovascular disease is the world´s leading cause of death and elevated serum iron and ferritin have been proposed as a risk factor for acute myocardial infarction (ami) in recent years. this study was done to determine the relationship between serum iron and ferritin with ami and its role on early coronary vessels disorder. material and methods in this cross-sectional study, total...