Table 4.
Intake by sex, energy density, and portion size in a study of the effects of varying milk energy density and portion size on the weight and energy consumed from a meal served to 125 preschool children1
| Boys (n=67) | Girls (n=58) | Significance of interaction |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Lower-energy- dense milk |
Higher-energy- dense milk |
Lower-energy- dense milk |
Higher-energy- dense milk |
|||||||
| 100% Portion Size |
150% Portion Size |
100% Portion Size |
150% Portion Size |
100% Portion Size |
150% Portion Size |
100% Portion Size |
150% Portion Size |
Effect of sex*milk portion size |
Effect of sex*milk energy density |
|
| Total meal intake (g) | 352±11 | 384±14 | 322±12 | 341±13 | 346±10 | 393±14 | 346±11 | 378±14 | NS2 | P=0.02 |
| Milk intake (g) | 156±6 | 183±10 | 155±5 | 184±10 | 142±7 | 193±12 | 138±7 | 188±11 | P=0.043 | NS |
| Food intake (g) | 197±9 | 201±10 | 167±10 | 157±10 | 204±8 | 200±9 | 208±8 | 191±9 | NS | P<0.0001 |
| Total meal energy intake (kcal) | 320±13 | 338±14 | 312±14 | 320±14 | 324±10 | 336±13 | 346±11 | 357±14 | NS | P=0.003 |
| Milk energy intake (kcal) | 65±2 | 77±4 | 94±3 | 112±6 | 60±3 | 81±5 | 84±4 | 114±6 | P=0.033 | NS |
| Food energy intake (kcal) | 255±12 | 261±14 | 218±13 | 208±13 | 265±10 | 256±13 | 261±10 | 243±12 | NS | P=0.0006 |
1
All values are mean ± SEM
2
NS, non-significant (P<0.05)
3
The interaction was significant, but none of the pairs of means were significantly different after adjustment for multiple comparisons (P>0.07).