Table 2.
Dietary in vivo digestibility of the experimental diets.
| Females | Males | |||||
|---|---|---|---|---|---|---|
| HDD | LDD | P value | HDD | LDD | P value | |
| Food intake (g) | 2.53 ± 0.05 | 2.71 ± 0.24 | 0.1942 | 2.82 ± 0.21 | 2.86 ± 0.37 | 0.8489 |
| Gross energy intake (kJ) | 48.01 ± 0.92 | 53.08 ± 4.76 | 0.0816 | 53.36 ± 4.01 | 55.88 ± 7.18 | 0.5634 |
| Faeces weight (g) | 0.20 ± 0.01 | 0.41 ± 0.06 | 0.0006 | 0.24 ± 0.02 | 0.45 ± 0.05 | 0.0002 |
| Faeces gross energy (kJ g−1) | 15.48 ± 0.26 | 16.18 ± 0.24 | 0.0072 | 15.94 ± 0.27 | 16.01 ± 0.23 | 0.7227 |
| Faeces energy loss (kJ) | 3.10 ± 0.12 | 6.68 ± 1.08 | 0.0006 | 3.74 ± 0.22 | 7.26 ± 0.78 | 0.0001 |
| Digestible energy intake (kJ) | 44.91 ± 0.91 | 46.40 ± 3.70 | 0.4645 | 49.63 ± 3.80 | 48.62 ± 6.44 | 0.7967 |
| Diet digestibility (%) | 93.6 ± 0.2 | 87.5 ± 0.9 | <0.0001 | 93.0 ± 0.2 | 87.0 ± 0.6 | <0.0001 |
Energy balance calculated over the third week of exposure to the diets in females and males (n = 4 per sex and diet) and expressed per day. Statistical comparisons by Student’s t-test within sex. Data reported as mean ± s.d.