introduction: this study aimed to evaluate the effectiveness of neurofeedback on attention deficit hyperactivity disorder. methods: this is a quasi-experimental study without a control group. the study population included all children aged 5 to 12 years old affected with attention deficit hyperactivity disorders in tehran, iran who were referred to psychiatric clinics and given the diagnosis. t...

objective: the present study aimed to investigate the effects of group positive psychotherapy on increasing the happiness of mothers of children with cochlear implants.  methods: this study was a quasi-experimental research with pretest-posttest, a control group, and a 75-day follow-up design. a total of 20 mothers of children with cochlear implants treated in baqiyatallah hospital of tehran ci...

abstractthis study aimed to shed light on young iranian efl students’ oral proficiency improvement through explicit instruction of formulaic sequences (fss). this pretest-posttest quasi experimental study was conducted in a bilingual school in shahrekord, iran. accordingly, based on actfl opi test, two groups of low intermediate students with age range of 11 to 12 were chosen to be assigned as ...

In this paper we review, and elaborate on, the literature on a regression artifact related to Lord's paradox in a continuous setting. Specifically, the question is whether a continuous property of individuals predicts improvement from training between a pretest and a posttest. If the pretest score is included as a covariate, regression to the mean will lead to biased results if two critical con...

The aim of this pilot study was to analyze the effect of a strength training program on indicators of trait and state anxiety in patients with ischemic stroke. The subjects were divided into two groups: experimental group (EG) consisting of 11 subjects aged 51.7 ± 8.0 years and a control group (CG) with 13 subjects aged 52.5 ± 7.7 years. EG underwent 12 weeks of strength training, with a freque...

After 10 years of No Child Left Behind standards-focused education, mathematics scores have improved only marginally for elementary-aged students. Students who developed a solid conceptual mathematics foundation at the elementary level succeeded later in higher-level mathematics courses; thus, educators have sought ways to increase mathematics achievement, especially among elementary school stu...

OBJECTIVE To determine whether a single high-velocity, low-amplitude thrust manipulation to the talocrural joint altered ankle range of motion. DESIGN A randomized, controlled and blinded study. SUBJECTS Asymptomatic male and female volunteers (N = 41). METHODS Subjects were randomly assigned into either an experimental group (n = 20) or a control group (n = 21). Both ankles of subjects i...

Background: Cognitive and metacognitive learning strategies are identified as important solutions for improving academic achievement. This study aimed toevaluate the effect of teaching cognitive and metacognitive learning strategies on academic achievement among nursing students. Methods: This Study was an experimental with pretest and posttest and follow-updesign. The study population included...