Introduction
Participants and methods
Study population
Anthropometric measurements
The computer-based 24-h dietary recalls and school meal assessments
Data cleaning
Data analysis
Results
Descriptive statistics
Children 2–<6 years | Children 6–<10 years | All | ||||
---|---|---|---|---|---|---|
N
| % |
N
| % |
N
| % | |
Energy reporting
a
| ||||||
Overreports | 163 | 3.7 | 149 | 2.7 | 312 | 3.2 |
Plausible energy reports | 3,948 | 90.7 | 4,596 | 84.6 | 8,544 | 87.3 |
Underreports | 241 | 5.5 | 685 | 12.6 | 926 | 9.5 |
Study center
| ||||||
Italy | 854 | 19.6 | 1,086 | 20.0 | 1,940 | 19.8 |
Estonia | 700 | 16.1 | 602 | 11.1 | 1,302 | 13.3 |
Cyprus | 410 | 9.4 | 663 | 12.2 | 1,073 | 11.0 |
Belgium | 225 | 5.2 | 158 | 2.9 | 383 | 3.9 |
Sweden | 574 | 13.2 | 639 | 11.8 | 1,213 | 12.4 |
Germany | 735 | 16.9 | 1,017 | 18.7 | 1,752 | 17.9 |
Hungary | 544 | 12.5 | 980 | 18.0 | 1,524 | 15.6 |
Spain | 310 | 7.1 | 285 | 5.2 | 595 | 6.1 |
ISCED-level
b
| ||||||
Primary education | 121 | 2.8 | 167 | 3.1 | 288 | 2.9 |
Lower secondary education | 392 | 9.0 | 525 | 9.7 | 917 | 9.4 |
(Upper) secondary education | 1,532 | 35.2 | 1,926 | 35.5 | 3,458 | 35.4 |
Postsecondary, nontertiary education | 766 | 17.6 | 909 | 16.7 | 1,675 | 17.1 |
First stage of tertiary education | 1,541 | 35.4 | 1,903 | 35.0 | 3,444 | 35.2 |
Weight status
c
| ||||||
Thin/normal weight | 3,704 | 85.1 | 4,038 | 74.4 | 7,742 | 79.1 |
Overweight/obese | 648 | 14.9 | 1,392 | 25.6 | 2,040 | 20.9 |
Sex of the child
| ||||||
Male | 2,245 | 51.6 | 2,679 | 49.3 | 4,924 | 50.3 |
Female | 2,107 | 48.4 | 2,751 | 50.7 | 4,858 | 49.7 |
Full study sample (N = 9,782) | Plausible energy reporters (N = 8,544) | ||||||||
---|---|---|---|---|---|---|---|---|---|
Energy reportinga
| Weight status | Weight status | |||||||
Energy overreporters N = 312 | Plausible energy reporters N = 8,544 | Energy underreporters N = 926 | Thin/normal weight N = 7,742 | Overweight/obese N = 2,040 | All N = 9,782 | Thin/normal weight N = 6,884 | Overweight/obese N = 1,660 | All N = 8,544 | |
Mean ± std | Mean ± std | Mean ± std | Mean ± std | Mean ± std | Mean ± std | Mean ± std | Mean ± std | Mean ± std | |
Daily energy intake (kcal) | 2,714 ± 420 | 1,547 ± 418 | 772 ± 235 | 1,502 ± 506 | 1,546 ± 532 | 1,511 ± 512 | 1,520 ± 408 | 1,660 ± 438 | 1,547 ± 418 |
Daily food intake (g) | 1,779 ± 431 | 1,247 ± 404 | 709 ± 293 | 1,227 ± 437 | 1,160 ± 439 | 1,213 ± 438 | 1,251 ± 401 | 1,231 ± 414 | 1,247 ± 404 |
Energy density of foods (kcal/g) | 1.6 ± 0.4 | 1.3 ± 0.4 | 1.2 ± 0.5 | 1.3 ± 0.4 | 1.4 ± 0.5 | 1.3 ± 0.4 | 1.3 ± 0.4 | 1.4 ± 0.5 | 1.3 ± 0.4 |
Results of the multilevel regression models
Full sample (N = 9,782) | Plausible energy reports (N = 8,544) | ||||||
---|---|---|---|---|---|---|---|
Parameter | Estimate | Standard Error |
P value | Parameter | Estimate | Standard error |
P value |
Model 1a
a
|
Model 1b
b
| ||||||
Intercept | −0.560 | 0.137 | 0.004 | Intercept | −0.878 | 0.132 | 0.0003 |
Daily energy intake (1 unit ~ 100 kcal) | −0.002 | 0.003 | 0.427 | Daily energy intake (1 unit ~ 100 kcal) | 0.032 | 0.004 | <0.0001 |
Model 2a
a
|
Model 2b
b
| ||||||
Intercept | −0.623 | 0.138 | 0.003 | Intercept | −0.794 | 0.147 | 0.001 |
Daily food intake (1 unit ~ 100 g) | 0.0037 | 0.0033 | 0.297 | Daily food intake (1 unit ~ 100 g) | 0.027 | 0.004 | <0.0001 |
Model 3a
|
Model 3b
b
| ||||||
Intercept | −0.520 | 0.143 | 0.008 | Intercept | −0.555 | 0.139 | 0.005 |
Energy density of foods (kcal/g) | −0.056 | 0.037 | 0.131 | Energy density of foods (kcal/g) | 0.042 | 0.040 | 0.302 |
Model 4a
a
|
Model 4b
b
| ||||||
Intercept | −0.450 | 0.167 | 0.031 | Intercept | −0.956 | 0.195 | 0.002 |
Daily energy intake (1 unit ~ 100 kcal) | −0.0191 | 0.007 | 0.007 | Daily energy intake (1 unit ~ 100 kcal) | 0.030 | 0.010 | 0.002 |
Daily food intake (1 unit ~ 100 g) | −0.002 | 0.009 | 0.839 | Daily food intake (1 unit ~ 100 g) | 0.012 | 0.013 | 0.321 |
Energy density of foods (kcal/g) | 0.001 | 0.001 | 0.076 | Energy density of foods (kcal/g) | −0.0002 | 0.001 | 0.740 |