Table 3.
Descriptive statistics and least square means for metabolic profile parameters by efficiency groups
| Parameter (abbreviation; unit) | Mean | Standard deviation | Efficient | Inefficient | P value |
|---|---|---|---|---|---|
| Products related to liver function | |||||
| Albumin (g/l) | 36.92 | 1.76 | 36.18 | 37.65 | 0.001* |
| Bile acids (BA; umol/l) | 13.75 | 5.65 | 9.79 | 10.64 | 0.491 |
| Cholesterol (mmol/l) | 2.84 | 0.47 | 2.62 | 3.05 | 0.008* |
| Urea (mmol/l) | 4.66 | 0.84 | 4.56 | 4.49 | 0.920 |
| Enzymes related to liver function | |||||
| Alkaline phosphatase (ALP; U/l) | 98.72 | 18.36 | 101.80 | 99.76 | 0.816 |
| Aspartate aminotransferase (AST; U/l) | 103.31 | 88.97 | 77.71 | 79.68 | 0.830 |
| γ-glutamyl transpeptidase (GGT; U/l) | 23.01 | 4.46 | 22.69 | 23.17 | 0.558 |
| Lipase (U/l) | 7.43 | 0.80 | 7.71 | 7.15 | 0.082** |
| Indicators of energetic status | |||||
| Acetate (µg/ml) | 46.33 | 15.17 | 47.62 | 46.13 | 0.359 |
| β-hydroxybutyrate (BHBA; umol/l) | 369.57 | 84.18 | 354.15 | 379.98 | 0.222 |
| Carbon dioxide (CO2; mmol/l) | 24.10 | 1.55 | 24.36 | 23.65 | 0.019* |
| Indicators of muscle metabolism | |||||
| Creatine kinase (CK; U/l) | 320.14 | 180.43 | 278.57 | 258.59 | 0.702 |
| Creatinine (mmol/l) | 116.58 | 15.78 | 118.59 | 110.50 | 0.037* |
* P ≤ 0.05
** P ≤ 0.10