Skip to main content
. 2021 Sep 27;7(4):1242–1252. doi: 10.1016/j.aninu.2021.07.004

Table 3.

Summary statistics for calibration (CAL) and validation (VAL) of crude protein and amino acid composition (g/kg of dry matter) of supplemental feed ingredients.

Item CAL statistics
VAL statistics
N CAL Range CAL Mean SD Factors RSQ CAL SECV N Val Range VAL RSQ VAL SEP RPD
CP 101 27.7 - 708.2 269.3 155.3 7 0.99 18.46 23 103.1 - 506.3 0.99 16.93 9.17
Indispensable amino acids
 LYS 92 0.9 - 44.4 14.2 10.5 7 0.98 2.33 20 2.8 - 28.3 0.97 1.27 8.29
 MET 92 0.3 - 9.7 4.2 2.7 8 0.98 0.60 20 1.8 - 9.7 0.98 0.43 6.20
 CYS 92 0.3 - 11.1 4.6 2.7 7 0.97 0.60 20 1.1 - 11.8 0.96 0.63 4.33
 THR 92 0.8 - 27.9 10.2 6.4 6 0.99 1.07 20 3.8 - 21.8 0.97 1.00 6.44
 ILE 92 0.8 - 34.6 11.5 7.7 6 0.99 1.09 20 3.7 - 22.6 0.96 1.24 6.20
 LEU 92 1.4 - 55.4 19.7 12.0 9 0.99 1.88 20 8.2 - 38.9 0.96 1.74 6.87
 HIS 92 0.4 - 19.3 6.7 4.3 6 0.98 0.83 20 2.5 - 14.3 0.96 0.75 5.71
 PHE 92 0.6 - 36.6 12.5 7.7 5 0.98 1.41 20 4.7 - 22.1 0.94 1.43 5.37
 VAL 92 1.0 - 36.2 13.7 8.0 5 0.99 1.15 20 5.4 - 28.3 0.93 1.85 4.36
 ARG 92 1.2 - 52.7 19.9 13.3 9 0.99 3.45 20 2.8 - 46.6 0.96 2.64 5.03
 TRP 47 0.2 - 9.1 3.6 2.4 1 0.93 0.66 9 2.0 - 6.0 0.85 0.52 4.63
Dispensable amino acids
 ALA 92 1.1 - 30.0 12.4 6.7 7 0.98 1.58 20 4.8 - 23.5 0.94 1.20 5.63
 ASP 92 1.8 - 79.4 26.2 18.4 7 0.99 3.28 20 6.8 - 39.2 0.92 3.84 4.80
 GLU 92 3.4 - 129.8 50.1 30.6 8 0.98 6.26 20 12.8 - 98.9 0.98 4.12 7.43
 GLY 92 1.0 - 29.2 12.7 7.4 6 0.98 1.54 20 3.6 - 27.6 0.95 1.67 4.41
 PRO 92 1.0 - 36.1 15.1 8.7 9 0.98 2.51 20 7.2 - 32.5 0.93 2.13 4.10
 SER 92 0.9 - 38.3 12.9 8.2 8 0.99 1.28 20 4.7 - 23.5 0.97 1.16 7.04
 TYR 92 0.5 - 26.5 9.1 5.9 4 0.97 1.23 20 3.4 - 16.5 0.97 0.76 7.82

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.