Overweight and Obese Children's Ability to Report Energy Intake Using Digital Camera Food Records during a 2-Year Study

Table 1

Characteristics of children at inclusion and after one and two years of participation, respectively, presented as mean (SD) or percentage proportion.

	Inclusion (n = 73)	Year 1 (n = 57)	Year 2 (n = 54)
Age, y	10.4 (1.0)	11.4 (1.0)	12.4 (1.0)
Weight, kg	50.6 (10.0)	55.8 (11.4)	61.7 (11.7)
Height, cm	148.1 (8.4)	154.2 (8.9)	160.3 (9.1)
BMI, kg/m²	22.8 (2.6)	23.2 (2.9)	23.8 (2.9)
BMI z-score, CDC^1	1.9 (0.8)	1.6 (0.9)	1.4 (0.5)
BMI z-score, Sweden^2	3.0 (1.3)	2.6 (1.3)	2.4 (1.2)
BMI z-score, WHO^3	2.0 (0.5)	1.8 (0.6)	1.7 (0.7)
Proportion obese, (%)^4	27.4	17.5	16.7
Proportion overweight, (%)^4	69.9	65.0	64.8
Proportion normal weight, (%)^4	2.7	17.5	18.5
Proportion girls, (%)	46.6	49.1	44.4

¹Calculated in comparison with an American child reference population [12].
²Calculated in comparison with a Swedish child reference population [13].
³Calculated in comparison with a mixed child reference population [14].
⁴Weight status according to the International Obesity Task Force [8].