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Fig. 4 | BMC Sports Science, Medicine and Rehabilitation

Fig. 4

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

Fig. 4

The frequency of significant associations of body posture features in the frontal plane with physical fitness features among 7-year-old boys and girls n = 65. The legend WY: endurance, SZ: speed, SI: strength, MO: power, ZW: agility. Altogether—the percentage of physical fitness features of significant associations with body posture features. M—boys, K—girls

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