Dropout of sport is an issue in sport and public health domains. The aim of this study was to identify the potential dropout reasons of school athletes and to examine if their perception of dropout was affected by the previous dropout experience. There were 50 subjects who were divided into two groups based on their previous dropout experience (Dropout Group=22, No Dropout Group=28). They fille...

background and aims. this in vitro study evaluated the effect of delaying composite resin restorative procedures bonded with total-etch and self-etch adhesive systems on microleakage following root canal irrigation with sodium hypochlorite (naocl) solution. materials and methods. the roofs of pulp chambers and roots (1–2 mm below furcation) of 40 human first molar teeth were cut and pulp tissue...

BACKGROUND The Diabetes Prevention Program (DPP) lifestyle intervention reduced the incidence of type 2 diabetes mellitus (DM) among high-risk adults by 58%, with weight loss as the dominant predictor. However, it has not been adequately translated into primary care. METHODS We evaluated 2 adapted DPP lifestyle interventions among overweight or obese adults who were recruited from 1 primary c...

The contradictory influence of parents on the motivation and athletic achievements young athletes requires justification new approaches in working with them. purpose work was to develop test a program improve psychological pedagogical competence football players’ evaluate its effectiveness terms training players. experiment involved players at age 10 11 years, 34 athletes. All participants were...

the aim of this study was to investigate the role of coach-oriented organization and team performance in the mental health staff general directorate of youth and sport of ardabil. descriptive and correlational methodology has been applied to the target and the field was done in this study population all staff general directorate of youth and sport was ardabil province in the number of them 85 p...

introduction: microleakage is of the causes of endodontic treatment failure. the aim of this in vitro study, was to compare the microleakage of mineral trioxide aggregate (mta) and calcium-enriched mixture (cem) cement apical plugs in three environments. methods and materials: a total of 130 human extracted single rooted teeth were collected. after decoronation, preparation of the root canal sp...

background: effects of platelet-derived growth factor b (pdgf-b) on peripheral nerve regeneration was studied using a rat sciatic nerve transection model. materials and methods: forty‑five male, white wistar rats were divided into three experimental groups (n = 15), randomly: normal control group (nc), silicon group (sil), and pdgf‑b treated group (sil/pdgf). in nc group, left sciatic nerve was...