This paper estimates the difference in academic performance of oldest and youngest students a given grade. We employ Queensland Department Education school administration panel data for population state years 2008-2016. Academic is measured by National standard test scores (NAPLAN) teacher assessed measures effort individuals grades 3, 5 7. The empirical analysis employs regression discontinuit...

background: vitamin d deficiency is a pandemic problem mostly diagnosed in elderly. few studies are available exclusively done on the topic among young adults. specific professions such as medical students may have higher risk for developing hypovitaminosis d. we aimed to assess the vitamin d status in medical students of iran university of medical sciences; and to define a cut‑off point for 25...

results 22 patients were male (73.3%) and the mean age was 60.3 ± 10.6 years in our study group. the most common artery for cut off and run off was superior femoral artery in both assessments. proximal section of each artery was the most common anatomical section for cut off and run off. there was a same report of cut off artery by mr-angiography and surgery (kappa coefficient of agreement was ...

conclusions optimal wc values for defining mets were 91.5 cm and 85.5 cm in men and women, respectively. the cut-off values recommended by world organizations are not appropriate for an adult population living in ahvaz city. results the cut-off points of wc, according to a maximum sum of sensitivity plus specificity for detecting at least two components of mets were found to be 91.5 cm and 85.5...

background: hypoglycemia is one of the most common neonatal disorders, associated with severe complications. there has been a great deal of controversy regarding the definition and screening of hypoglycemia. therefore, in this study, we aimed to determine a cut-off value for blood glucose level in glucometer readings. methods: this cross-sectional study was conducted on 238 newborns at risk of ...

Objective: Angiogenesis is critical for the development of tumors. Although vascular endothelial growth factor is a well-known proangiogenic factor, its impact on B-cell non-Hodgkin’s lymphoma is not clear. The aim of this study is to evaluate vascular endothelial growth factor expression in subtypes of B-cell non-Hodgkin’s lymphoma . Material and Method: Fifty-one patients with diagnoses of lo...

BACKGROUND Hydronephrosis is a common congenital condition. The detection of fetal hydronephrosis by ultrasound presents a treatment dilemma. This study aims to examine postnatal follow-up and treatment for hydronephrosis diagnosed prenatally. MATERIAL AND METHODS This was a retrospective study of 210 infants with hydronephrosis diagnosed at the Qilu Hospital (Shangdong, China) between January ...

Background: In this study, we explored the relationship between                  neutrophil-to-lymphocyte ratio (NLR) and grade 3 or higher treatment related small bowel toxicity and treatment outcome of patients with rectal cancer undergoing capecitabine and concurrent intensity modulated radiotherapy (IMRT). Materials and Methods: From the year of 2012 to 2013, 117 rectal cancer patients who ...