Background: Among all cancers, malignancies of gastrointestinal tract are the most common cancer among Iranian population. Dietary behavior is thought to be the most important risk factor in gastric cancer. Fear and perceived severity are two important constructs of the protection motivation theory (PMT). Despite the evidence of the impact of these two constructs in modifying dietary habi...

The present study examined the joint development of substance use and externalizing problems in early and middle adolescence. First, it was tested whether the relevant groups found in previous studies i.e., those with an early onset, a late onset, and no onset or low levels of risk behavior could be identified, while using a developmental model of a single, underlying construct of risk behavior...

High risk alcohol use and sexual behaviors peak in young adulthood and often occur in the same individuals. Alcohol use has been found to impair decision-making and contribute to high risk sexual activity. However, the association between alcohol use and risky sexual behavior may also reflect enduring individual differences in risk taking, sociability, self-control, and related variables. Both ...

conclusions cervical cancer screening, comprising of both pap test and hpv testing, is an essential part of the routine health care for women as it can facilitate the detection of abnormal cervical cells. hpv infection can produce abnormal pap test results; also, certain types of hpv are associated with cancer. therefore, it is important to diagnose abnormal cervical tissues before the developm...

background: high fasting plasma glucose (fpg) is one of the main leading risk factors of ischemic heart disease (ihd), stroke, and chronic kidney diseases (ckds). we estimated population attributable fraction (paf) and attributed death of these fatal outcomes of high fpg at national and subnational levels in 25–64 years old iranian adult. methods: we used national and subnational data of the no...

aim : the aim of this study was to review our experience with gestations in autoimmune hepatitis patients. background : there are only limited data describing pregnancy in patients with autoimmune hepatitis. patients and methods : retrospective analysis of pregnancies with autoimmune hepatitis followed in centro hospitalar do porto, portugal in the last ten years. results : we reported nine pre...

Loss-averse behavior makes the newsvendors avoid the losses more than seeking the probable gains as the losses have more psychological impact on the newsvendor than the gains. In economics and decision theory, the classical newsvendor models treat losses and gains equally likely, by disregarding the expected utility when the newsvendor is loss-averse. Moreover, the use of unbounded utility to m...

Although there is a general consensus among researchers that engagement in nonsuicidal self-injury (NSSI) is associated with increased risk for suicidal behavior, little attention has been given to whether suicidal risk varies among individuals engaging in NSSI. To identify individuals with a history of NSSI who are most at risk for suicidal behavior, we examined individual variability in both ...