Table 4 Multi-level models for SDS BMI in girls
Model 1 | Model 2 | Model 3 | |||||||
|---|---|---|---|---|---|---|---|---|---|
Level and Variable | Coeff | S.E | P-value | Coeff | S.E | P-value | Coeff | S.E | P-value |
Micro level | |||||||||
Intercept | 0.498 | 0.476 | 0.296 | 0.512 | 0.709 | 0.471 | -0.095 | 0.857 | 0.912 |
Parental SEP | |||||||||
School education | |||||||||
Middle (ref. low) | -0.022 | 0.191 | 0.909 | 0.353 | 0.247 | 0.154 | 0.346 | 0.286 | 0.226 |
High (ref: low) | -0.061 | 0.212 | 0.773 | 0.244 | 0.277 | 0.377 | 0.333 | 0.327 | 0.309 |
Vocational training | |||||||||
Middle (ref. low) | 0.074 | 0.141 | 0.601 | -0.044 | 0.182 | 0.810 | 0.035 | 0.222 | 0.874 |
High (ref: low) | -0.387 | 0.146 | 0.008 | -0.333 | 0.198 | 0.094 | -0.423 | 0.261 | 0.105 |
Income | |||||||||
Middle (ref. low) | -0.031 | 0.158 | 0.843 | 0.259 | 0.211 | 0.220 | 0.158 | 0.262 | 0.547 |
High (ref: low) | 0.029 | 0.173 | 0.869 | 0.217 | 0.241 | 0.369 | 0.122 | 0.299 | 0.684 |
Covariates | |||||||||
Age (months) | -0.009 | 0.006 | 0.132 | -0.018 | 0.009 | 0.043 | -0.012 | 0.012 | 0.313 |
Migration background (yes; ref: no) | 0.188 | 0.118 | 0.111 | 0.245 | 0.163 | 0.132 | 0.396 | 0.210 | 0.059 |
Employment status mother | |||||||||
Part-time (ref: full time) | -0.126 | 0.219 | 0.566 | 0.022 | 0.317 | 0.946 | 0.256 | 0.390 | 0.511 |
Unemployed (ref: full time) | -0.217 | 0.224 | 0.333 | -0.224 | 0.333 | 0.500 | 0.095 | 0.405 | 0.816 |
Employment status father | |||||||||
Part-time (ref: full time) | -1.015 | 0.444 | 0.022 | -0.135 | 0.550 | 0.806 | -0.487 | 0.712 | 0.494 |
Unemployed (ref: full time) | 0.112 | 0.307 | 0.716 | 0.391 | 0.491 | 0.426 | 0.261 | 0.613 | 0.671 |
Intermediate Variables | |||||||||
Structural / material: | |||||||||
Number of siblings | |||||||||
One sibling (ref: no sibling) | 0.136 | 0.223 | 0.541 | 0.265 | 0.272 | 0.331 | |||
Two and more siblings (ref: no sibling) | 0.380 | 0.244 | 0.120 | 0.666 | 0.302 | 0.027 | |||
Psychosocial: | |||||||||
Strained family relationships (yes; ref: no) | -0.112 | 0.193 | 0.562 | 0.213 | 0.239 | 0.373 | |||
Behavioural (nutrition): | |||||||||
Soft drink consumption (yes; ref: no) | -0.188 | 0.161 | 0.244 | -0.341 | 0.202 | 0.092 | |||
Meal in fastfood restaurant (yes. sometimes; ref: no) | -0.271 | 0.142 | 0.057 | -0.232 | 0.173 | 0.179 | |||
Meso level | |||||||||
Average group size (ref: < 20) | |||||||||
20—25 | -0.129 | 0.228 | 0.573 | ||||||
> 25 | -0.524 | 0.251 | 0.037 | ||||||
Ratio to overweight children (ref: few overweight children) | |||||||||
Some overweight children | 0.039 | 0.242 | 0.873 | ||||||
More overweight children | 0.341 | 0.338 | 0.312 | ||||||
ECEC form (all-day care; ref: not all-day care) | -0.099 | 0.227 | 0.662 | ||||||
Neighbourhood (urban. ref: rural) | -0.118 | 0.264 | 0.656 | ||||||
Additional information | |||||||||
Intercept variance | 0.014 | 0.034 | 0.000 | ||||||
Within-group variance | 0.907 | 0.725 | 0.778 | ||||||
Log likelihood | -471.1 | -217.4 | -164.3 | ||||||
Likelihood (LR) ratio test | 0.210 | 0.324 | 0.460 | 0.249 | 0.000 | 1.000 | |||
ICC | 0.015 | 0.044 | 0.000 | ||||||
Number of observations | 342 | 170 | 127 | ||||||
Number of groups | 52 | 38 | 33 | ||||||