Item | LP | HP | P | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Lean | Obese | Lean | Obese | Diet | BC | D × BC | |||||
Mean | SD | Mean | SD | Mean | SD | Mean | SD | ||||
BW (kg)1 | 10.6a | 1.6 | 15.0b | 1.8 | 10.6a | 1.6 | 14.1b | 1.5 | 0.869 | 0.219 | 0.008 |
BCS | 4.7a | 0.5 | 8.5b | 0.6 | 4.7a | 0.5 | 8.0b | 1.2 | 1.000 | <0.001 | 0.045 |
FI(g/d.kg-1.BW0.75) | 37.6 | 9.4 | 39.8 | 6.4 | 32.3 | 6.8 | 27.8 | 13.3 | 0.126 | 0.101 | 0.211 |
PI (g/d.kg-1.BW0.75) | 6.2 | 1.6 | 6.6 | 1.1 | 15.5 | 3.3 | 14.1 | 5.4 | <0.001 | 0.176 | 0.415 |
EI (kJ/d.kg-1.BW0.75) | 626 | 159 | 666 | 108 | 535 | 113 | 461 | 221 | 0.118 | 0.094 | 0.203 |
Faecal parameters | |||||||||||
 pH | 6.8 | 0.2 | 6.6 | 0.3 | 6.8 | 0.5 | 6.6 | 0.2 | 0.731 | 0.061 | 0.846 |
 Ammonia (μmol/g)2 | 181 | 45 | 194 | 45 | 330 | 57 | 327 | 107 | <0.001 | 0.066 | 0.779 |
 Acetate (μmol/g) | 87.4 | 12.1 | 86.7 | 12.1 | 101.4 | 18.9 | 86.2 | 32.3 | 0.230 | 0.403 | 0.423 |
 Propionate (μmol/g) | 26.8a | 8.8 | 35.5ab | 21.0 | 40.0b | 6.9 | 30.5ab | 15.1 | 0.008 | 0.027 | 0.017 |
 Butyrate (μmol/g) | 27.9 | 13.8 | 23.0 | 2.1 | 24.2 | 2.8 | 21.0 | 6.8 | 0.454 | 0.824 | 0.821 |
 Isovalerate (μmol/g) | 3.2 | 0.9 | 4.8 | 1.0 | 8.3 | 1.8 | 8.7 | 3.7 | <0.001 | 0.010 | 0.443 |
 Isobutyrate (μmol/g) | 2.0 | 0.5 | 2.8 | 0.9 | 4.8 | 1.4 | 4.9 | 1.9 | <0.001 | 0.009 | 0.435 |
 Total SCFA (μmol/g)3 | 151 | 31 | 153 | 12 | 179 | 28 | 151 | 57 | 0.164 | 0.098 | 0.373 |
 Phenol (μmol/kg) | 199 | 105 | 208 | 73 | 478 | 142 | 563 | 273 | 0.004 | 0.097 | 0.565 |
 Indole (μmol/kg) | 585 | 227 | 480 | 108 | 1233 | 110 | 1193 | 603 | 0.002 | 0.260 | 0.787 |