Validation of predictive equations for resting energy expenditure in children and adolescents with different body mass indexes

Table 5 Results of univariate regression analysis

Variable	Coefficients (95% CI)	Adjusted R²	p value
Gender	-0.225.212 (-322.664; 127.760)	0.067	p ≤ 0.001
Age (years)	81.447 (68.972; 93.921)	0.375	p ≤ 0.001
Body weight (kg)	15.171 (13.537; 16.805)	0.549	p ≤ 0.001
Height (cm	18.522 (16.566; 20.478)	0.558	p ≤ 0.001
BMI (kg/m²)	32.971(25.230; 40.711)	0.202	p ≤ 0.001
FFM (kg)	24.383 (22.251;26.515)	0.649	p ≤ 0.001
FM (kg)	19.109 (14.360; 23.857)	0.184	p ≤ 0.001
Body fat percentage (%)	3.033 (-2.355;8.422)	0.001	0.269

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