Criterion-Related Validity of a Simple Muscle Strength Test to Assess Whole Body Muscle Strength in Chinese Children Aged 10 to 12 Years

Figure 1

Common factor and feature scatter plot. (a) Urban boys, common factors = 7; (b) urban girls, common factors = 6; (c) rural boys, common factors = 5; (d) rural girls, common factors = 5.

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