validation is an important enterprise especially when a test is a high stakes one. demographic variables like gender and field of study can affect test results and interpretations. differential item functioning (dif) is a way to make sure that a test does not favor one group of test takers over the others. this study investigated dif in terms of gender in the reading comprehension subtest (35 i...

background: although evidences emphasize on the importance of aftercare programs to achieve continuity of care, different studies have revealed controversial results about the outcome. the objective of this study was to investigate the effect of aftercare program on outcome measures of patients with severe mental disorders. materials and methods: of a total 123 eligible patients with severe men...

A hormonally active oxyphil adenoma of the parathyroid masqueraded as a thyroid nodule and was present as a palpable neck mass for more than six years prior to the onset of clinically obvious hyperparathyroidism. The slow evolution of the hyperparathyroidism in the presence of a relatively large adenoma was correlated with the presumptive low hormonal synthetic capacity of oxyphil cells that fo...

Background: Renal failure is a chronic disease getting more prevalent nowadays. Objectives: Since caring for the patients is expected to result in family functioning disorders, this study was done in Zanjan Province in 2019 to determine the extent of the hemodialysis patients’ family function. Methods: This is a descriptive study. 199 patients undergoing hemodialysis treatment were selected t...

Abstract Introduction: Family-related factors play an important role in adolescent’s addiction to the Internet. Objective: The aim of this study was to examine the relationship between Internet addiction and family functioning in high school students. Materials and Methods: This is an analytical  study with a cross-sectional design conducted on 796 high school students in Rasht city, Iran wh...