Page 152 - Petelin Ana. Ur. 2022. Zdravje otrok in mladostnikov / Health of children and adolescents. Proceedings. Koper: Založba Univerze na Primorskem/University of Primorska Press
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avje otrok in mladostnikov | health of children and adolescents 152 category between the variables BMI and the result of motor tests of
explosive leg power (r = 0.012) and between BMI and the result of motor
tests of balance (r = 0.045). In the obesity category, there is a negative
weak correlation between BMI variables and the result of motor balance
tests (r = -0.21). Thus, as the value of one variable (BMI) increases, the
value of the other variable (the result of motor balance tests) decreases. A
negative negligible correlation was detected between the BMI variables
and the result of motor coordination tests in this category (r = -0.129).
Discussion and conclusions: We found that the higher the BMI, the
greater the standard deviation in the results of motor tests of both
explosive leg power, balance, and coordination. Children with lower
BMIs thus achieved better results in motor tests. Among the mentioned
variables, the results are not statistically significant (p> 0.05). From the
obtained correlations indicated that there could be some influence of
BMI and motor abilities.

Keywords: BMI, motor abilities, preschool children

Introduction
Obesity has become a common and worrisome problem that can hinder the
development of children‘s motor abilities. The body mass index (BMI) repre-
sents the ratio between the value of body height and body weight. Otherwise,
it is rough, but the most common indicator for determine body composition.
Among other things, it can also affect motor abilities, which are to a certain ex-
tent innate, but are also very dependent on the environment in which the child
lives.

Previous studies (Marshall et al., 2004; Must and Tybor, 2005; McMur-
ra et al., 2008; Volmut et al., 2010) indicate that children and adolescents who
are overweight or obese compared to children with normal body weight are
less active and spend less time in moderate and high-intensity physical activity,
as a result, they do not have enough motor experience and have poorly devel-
oped motor abilities.Matarma et al. (2018) states that children in the category of
overweight have significantly lower results in all measured motor abilities com-
pared to children in the category of normal body weight. Logan et al. (2021)
found that preschool children classified as overweight and obese have poor-
er motor abilities than their peers with normal body weight and underweight.
Gentier et al. (2013) found that children in the categories of overweight and
obesity have less developed hand skills, gross and fine motor skills than chil-
dren in the category of normal body weight. Award (2022) found that the mo-
tor skills of 6-8-year-old children are negatively related to BMI, and that chil-
dren with a normal body weight have better motor abilities than overweight
children. Webster et al. (2021) state that BMI does not take into account the es-
sential characteristics of an individual‘s body composition, so in their research
they studied the relationship between the development of motor abilities, body
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