Document Type : Research Paper
PhD. student in motor development and learning, Faculty of Physical Education and Sports Sciences, Islamic Azad University, Science and Research Branch, Tehran, Iran
Assistant professor, Faculty of Physical Education and Sports Sciences, Islamic Azad University, Science and Research Branch, Tehran, Iran
Associate professor, Faculty of Sport Sciences, Department of Motor Behavior, Alzahra University , Tehran, Iran
Introduction: Regarding to the importance of children and adolescents' aggression in the prediction of problems over the psycho-social adjustments in future, the current study was conducted in order to compare the impact of competitive and non-competitive activities on the aggression of children aged 7-9 and 10-12 years.
Materials and Methods: The statistical community of this clinical trial consists of 2200 boy students of elementary schools in Khalil Abad city through the academic years of 2015-2016. At first, 4 elementary schools were randomly chosen, and 200 students were divided into two competitive and non-competitive groups randomly. The aggression questionnaire for the child aged 7-11 years was given as a pre-test to the participants in the school (teachers' form). The duration of the exercise plan was 12 weeks (twice a week). At the end of the intervention, a post-test was conducted on the groups. The data were analyzed using the multi-variate co-variance test.
Results: The results showed that upon deleting the impact of pre-test of aggression score, the effect of competitive- non-competitive group with the age group on the post-test scores was not significant (P= 0.11 and f (1, 99)=2.47).
Conclusion: Based on the results of this study, it seems that competitive or non-competitive activities do not have various effects on the aggression of students.