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축구선수의 스포츠 지능은 선천적인가? 후천적인가? 초등학생 축구선수와 비 선수 간 학년별 인지기능 차이분석
임창하(Im, Chang-Ha),이승재(Lee, Seung-Jae),우민정(Woo, Min-Jung) 한국코칭능력개발원 2024 코칭능력개발지 Vol.26 No.1
The purpose of the study was to investigate grade-dependent differences in sports intelligence between elementary school soccer players and non-players. The participants comprised 25 fifth-grade and 25 sixth-grade elementary school soccer players, alongside an equal number of non-athlete counterparts within the same age range, totaling 100 individuals. Various measures of sports intelligence, including simple reaction test, choice reaction test, Flanker task, Trail-making test, Design fluency task, and Whole-body reaction test, were used. Results revealed significant interaction effects between groups (players, non-players) and grades (fifth, sixth grade) in the accuracy and reaction time (RT) of choice reaction tests, congruent stimuli RT of Flanker test, and A-type completion time in the Tail-making task. Soccer players demonstrated superior information processing speed, accuracy, selective inhibition abilities, and visual-spatial abilities in the sixth grade compared to the fifth grade, while such grade-related differences were not evident among non-players. This suggests that one year of soccer training may enhance selective information processing speed, accuracy, selective inhibition abilities, and visual-spatial abilities in childhood soccer players. Regardless of grade, soccer players exhibited faster whole-body RT than non-players, implying that becoming a soccer player might be attributed more to inherent faster RT in large muscles. Considering the comparison between fifth and sixth grades in this study, there are limitations in precisely delineating the effects of soccer training. Therefore, we hope that future longitudinal research will elucidate the innate and acquired factors specific to soccer-related sports intelligence, aiming to serve as foundational information for the identification and selection of future soccer prodigies and player recruitment.
지면 경사도에 따른 후방 낙상 시 소뇌성 운동실조증 환자의 자세제어 특성 연구
김대현(Kim, Dae-Hyun),임창하(Lim, Chang-Ha),임승진(Im, Seung-Jin),최상협(Choi, Sang-Hyup),윤정은(Yun, Jung-Eun),박진훈(Park, Jin-Hoon) 한국체육과학회 2018 한국체육과학회지 Vol.27 No.6
The Cerebellar damage leads to falls due to the impairments in balance control, and secondary damage is a terrifying factor that may cause injuries. Concerning the fear of falls in patients with cerebellar disease (CD), this study examined the kinematic characteristics on body control abilities such as the movements of the upper and lower limbs and the motion of stepping to recover the balance when a back fall is occurred with increased ground inclination. Eight patients diagnosed with CD and 8 age-matched normal controls (NC) participated in the study. We evaluated the ability to recover the balance independently through stepping movements by causing the situation of a backward fall with the lean-and-release method and four different ground inclination conditions. The results demonstrated that there were no differences between two groups in overall stepping characteristics such as total steps, initiation time and step distance. However, the distance between the foot and body COM was shorter and velocity of COM movement at landing of first step was higher in CD than NC as the ground inclination increased. These findings indicate that patients with cerebellar disease used an inefficient movement strategy that does not help to recover their trunk motion from falling when fear of falling is elevated.