Table 4.
Summary statistics for calibration (CAL) and validation (VAL) of crude protein and amino acid composition (g/kg of dry matter) of pig feed mixtures.
| Item | CAL statistics |
VAL statistics |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N CAL | Range CAL | Mean | SD | Factors | RSQ CAL | SECV | N Val | Range VAL | RSQ VAL | SEP | RPD | |
| CP | 284 | 102.6 - 299.3 | 189.2 | 40 | 7 | 0.92 | 12.82 | 69 | 108.3 - 271.3 | 0.78 | 17.89 | 2.24 |
| Indispensable amino acids | ||||||||||||
| LYS | 98 | 3.2 - 15.5 | 9.0 | 2.3 | 8 | 0.87 | 1.26 | 20 | 7.4 - 13.0 | 0.30 | 1.66 | 1.41 |
| MET | 100 | 1.2 - 4.5 | 2.8 | 0.7 | 9 | 0.88 | 0.42 | 20 | 1.6 - 3.9 | 0.16 | 0.84 | 0.78 |
| CYS | 100 | 2.1 - 4.7 | 3.1 | 0.6 | 5 | 0.83 | 0.29 | 20 | 2.3 - 4.2 | 0.75 | 0.27 | 2.10 |
| THR | 101 | 3.3 - 10.4 | 6.3 | 1.5 | 2 | 0.60 | 0.97 | 20 | 3.7 - 9.5 | 0.43 | 0.88 | 1.64 |
| ILE | 91 | 3.7 - 12.5 | 6.6 | 2.1 | 3 | 0.94 | 0.63 | 20 | 3.7 - 11.4 | 0.84 | 0.84 | 2.56 |
| LEU | 91 | 6.8 - 20.3 | 11.7 | 3.4 | 6 | 0.96 | 0.93 | 20 | 6.9 - 18.7 | 0.84 | 1.34 | 2.57 |
| HIS | 93 | 2.2 - 8.1 | 4.0 | 1.1 | 7 | 0.93 | 0.42 | 20 | 2.4 - 6.3 | 0.61 | 0.68 | 1.64 |
| PHE | 90 | 4.7 - 14.1 | 7.9 | 2.2 | 5 | 0.95 | 0.62 | 20 | 4.9 - 13.3 | 0.84 | 0.88 | 2.54 |
| VAL | 91 | 5.1 - 14.2 | 8.1 | 2.3 | 8 | 0.97 | 0.63 | 20 | 5.2 - 13.1 | 0.83 | 0.91 | 2.54 |
| ARG | 93 | 5.0 - 20.1 | 9.7 | 3.9 | 8 | 0.97 | 1.09 | 20 | 5.0 - 17.0 | 0.68 | 2.44 | 1.60 |
| TRP | 45 | 1.3 - 3.3 | 1.9 | 0.6 | 7 | 0.97 | 0.18 | 14 | 1.3 - 3.1 | 0.81 | 0.26 | 2.15 |
| Dispensable amino acids | ||||||||||||
| ALA | 92 | 4.1 - 13.6 | 6.8 | 2.2 | 9 | 0.97 | 0.65 | 20 | 4.2 - 10.7 | 0.88 | 0.72 | 3.06 |
| ASP | 92 | 5.9 - 26.5 | 12.5 | 5.6 | 9 | 0.98 | 1.24 | 20 | 5.9 - 23.2 | 0.81 | 2.54 | 2.23 |
| GLU | 93 | 22.7 - 53.2 | 37.3 | 7.9 | 3 | 0.86 | 3.52 | 20 | 23.4 - 55.0 | 0.79 | 4.00 | 1.97 |
| GLY | 92 | 4.0 - 16.8 | 7.0 | 2.3 | 4 | 0.92 | 0.75 | 20 | 4.1 - 10.9 | 0.83 | 0.95 | 2.40 |
| PRO | 93 | 6.5 - 21.6 | 13.5 | 2.9 | 3 | 0.75 | 1.66 | 20 | 8.5 - 20.5 | 0.75 | 1.45 | 2.00 |
| SER | 93 | 4.4 - 14.7 | 7.9 | 2.3 | 5 | 0.91 | 0.87 | 20 | 4.6 - 13.1 | 0.77 | 1.04 | 2.21 |
| TYR | 74 | 3.1 - 10.4 | 5.3 | 1.8 | 8 | 0.98 | 0.50 | 18 | 3.2 - 9.2 | 0.68 | 1.01 | 1.76 |
N = the number of samples; RSQ = regression coefficient; SECV = standard error of cross validation; SEP = standard error of prediction; RPD = ratio of performance deviation; CP = crude protein; LYS = lysine; MET = methionine; CYS = cysteine; THR = threonine; ILE = isoleucine; LEU = leucine; HIS = histidine; PHE = phenylalanine; VAL = valine; ARG = arginine; TRP = tryptophan; ALA = alanine; ASP = aspartic acid; GLU = glutamic acid; GLY = glycine; PRO = proline; SER = serine; TYR = tyrosine.