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Table 5 Correlations between physical fitness and the difference in the value of posture features in frontal plane between the 1st and 2nd measurement with the back loading among girls n = 35

From: The impact of a school backpack's weight, which is carried on the back of a 7-year-old students of both sexes, on the features of body posture in the frontal plane

Variables

The difference between 1st and 2nd measurement

WY

SZ

SI

MO

ZW

OG

KLB+

− 0.15

− 0.08

− 0.70

0.56

− 0.79*

− 0.53

UL+

− 0.21

− 0.45

− 0.14

− 0.46

− 0.08

− 0.33

OL−

0.16

0.00

0.67

− 0.42

0.76*

0.54

TT+

0.47

0.61

0.22

0.00

0.31

0.29

TS−

− 0.50

0.20

− 0.16

− 0.22

− 0.30

− 0.30

TS+

0.22

0.30

− 0.26

0.18

− 0.20

− 0.11

KNM+

0.74

0.05

0.36

0.35

0.53

0.53

  1. Source: Own research
  2. *p < 0.05