Table A7.
Pearson correlation coefficients of 30 native oat grain and industrially produced oat flour properties. The color values are L*, a* and b*. NIT, near-infrared transmittance; SAFA, saturated fatty acids; MUFA, monounsaturated fatty acids; PUFA, polyunsaturated fatty acids.
| Sample | Parameter | X1 | X2 | X3 | X4 | X5 | X6 | X7 | X8 | X9 | X10 | X11 | X12 | X13 | X14 | X15 | X16 | X17 | X18 | X19 | X20 | X21 | X22 | X23 | X24 | X25 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grain | X1 | Color value L* | 1.0 | - | 0.81 ** | 0.44 * | ,78 ** | 0.37 * | - | - | −0.43 * | - | - | 0.51 ** | - | - | - | - | −0.44 * | 0.37 * | 0.37 * | - | 0.55 ** | −0.54 ** | 0.40 * | - | - |
| X2 | Color value a* | - | 1.0 | 0.54 ** | −0.74 ** | ,61 ** | - | - | 0.41 * | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| X3 | Color value b* | 0.81 ** | 0.54 ** | 1.0 | - | 1.0 ** | - | - | - | - | - | - | 0.44 * | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| X4 | Hue | 0.44 * | −0.74 ** | - | 1.0 | - | - | −0.40 * | −0.38 * | - | - | - | - | - | - | - | −0.46 * | 0.47 ** | - | - | - | - | 0.52 ** | - | - | ||
| X5 | Chroma | 0.78 ** | 0.61 ** | 1.0 ** | - | 1.0 | - | - | - | - | - | - | 0.44 * | - | - | - | - | - | - | - | - | - | - | - | - | ||
| X6 | Protein (NIT) | 0.37 * | - | - | - | - | 1.0 | - | - | −0.44 * | - | - | - | 0.37 * | - | −0.43 * | - | −0.84 ** | 0.96 ** | 0.41 * | 0.51 ** | 0.44 * | −0.53 ** | 0.59 ** | 0.49 ** | 0.50 ** | |
| X7 | Hectoliter weight (NIT) | - | - | - | - | - | - | 1.0 | 0.78 ** | - | 0.43 * | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
| X8 | Hectoliter weight | - | 0.41 * | - | −0.40 * | - | - | 0.78 ** | 1.0 | - | 0.38 * | −0.38 * | - | - | - | - | - | 0.42 * | −0.41 * | - | −0.38 * | - | - | - | - | - | |
| X9 | Thousand seed weight | −0.43 * | - | - | −0.38 * | - | −0.44 * | - | - | 1.0 | - | 0.36 * | - | −0.56 ** | - | 0.48 ** | - | 0.57 ** | −0.46 * | −0.63 ** | −0.44 * | −0.64 ** | 0.67 ** | −0.38 * | −0.38 * | −0.38 * | |
| X10 | Hulls lab | - | - | - | - | - | - | 0.43 * | 0.38 * | - | 1.0 | −0.44 * | - | 0.41 * | - | −0.45 * | - | - | - | - | - | - | - | - | |||
| X11 | Hulls, mill | - | - | - | - | - | - | - | −0.38 * | 0.36 * | −0.44 * | 1.0 | - | −0.49 ** | - | 0.44 * | - | - | - | - | - | - | 0.37 * | - | - | - | |
| Flour | X12 | Color value L* | 0.51 ** | - | 0.44 * | - | ,44 * | - | - | - | - | - | - | 10.0 | - | −0.53 ** | - | −0.54 ** | - | - | - | - | - | - | - | - | - |
| X13 | Color value a* | - | - | - | - | - | 0.37 * | - | - | −0.56 ** | 0.41 * | −0.49 ** | 1.0 | - | −0.95 ** | - | - | - | - | 0.56 ** | - | −0.37 * | - | 0.38 * | 0.60 ** | ||
| X14 | Color value b* | - | - | - | - | - | - | - | - | - | - | - | −0.53 ** | - | 1.0 | 0.56 ** | 1.0 ** | - | - | - | −0.58 ** | - | - | −0.42 * | - | −0.53 ** | |
| X15 | Hue | - | - | - | - | - | −0.43 * | - | - | 0.48 ** | −0.45 * | 0.44 * | - | −0.95 ** | 0.56 ** | 1.0 | 0.54 ** | - | −0.38 * | - | −0.67 ** | - | 0.40 * | - | - | −0.69 ** | |
| X16 | Chroma | - | - | - | - | - | - | - | - | - | - | - | −0.54 ** | - | 1.0 ** | 0.54 ** | 1.0 | - | - | - | −0.58 ** | - | - | −0.41 * | - | −0.52 ** | |
| X17 | Starch | −0.47 * | - | - | −0.46 * | - | −0.84 ** | - | 0.42 * | 0.57 ** | - | - | - | - | - | - | - | 1.0 | −0.90 ** | −0.56 ** | −0.41 * | −0.57 ** | 0.57 ** | −0.50 ** | −0.53 ** | - | |
| X18 | Protein | 0.37 * | - | - | 0.47 ** | - | 0.96 ** | - | −0.41 * | −0.46 * | - | - | - | - | - | −0.38 * | - | −0.90 ** | 1.0 | - | 0.55 ** | 0.39 * | −0.49 ** | 0.59 ** | 0.48 ** | 0.42 * | |
| X19 | Lipid | 0.37 * | - | - | - | - | 0.41 * | - | - | −0.63 ** | - | - | - | - | - | - | - | −0.56 ** | - | 1.0 | - | 0.91 ** | −0.79 ** | - | 0.41 * | - | |
| X20 | SAFA | - | - | - | - | - | 0.51 ** | - | −0.38 * | −0.44 * | - | - | - | 0.56 ** | −0.58 ** | −0.67 ** | −0.58 ** | −0.41 * | 0.55 ** | - | 1.0 | - | −0.55 ** | 0.36 * | - | 0.67 ** | |
| X21 | MUFA | 0.55 ** | - | - | - | - | 0.44 * | - | - | −0.64 ** | - | - | - | - | - | - | - | −0.57 ** | 0.39 * | 0.91 ** | - | 1.0 | −0.91 ** | - | 0.48 ** | - | |
| X22 | PUFA | −0.54 ** | - | - | - | - | −0.53 ** | - | - | 0.67 ** | - | 0.37 * | - | −0.37 * | - | 0.40 * | - | 0.57 ** | −0.49 ** | −0.79 ** | −0.55 ** | −0.91 ** | 1.0 | −00.43 * | −00.48 ** | −0.46 * | |
| X23 | Ash | 0.40 * | - | - | 0.52 ** | - | 0.59 ** | - | - | −0.38 * | - | - | - | - | −0.42 * | - | −0.41 * | −0.50 ** | 0.59 ** | - | 0.36 * | - | −0.43 * | 1.0 | - | 0.36 * | |
| X24 | Total dietary fibre | - | - | - | - | - | 0.49 ** | - | - | −0.38 * | - | - | - | 0.38 * | - | - | - | −0.53 ** | 0.48 ** | 0.41 * | - | 0.48 ** | −0.48 ** | - | 1.0 | 0.39 * | |
| X25 | β-glucan | - | - | - | - | - | 0.50 ** | - | - | −0.38 * | - | - | - | 0.60 ** | −0.53 ** | −0.69 ** | −0.52 ** | - | 0.42 * | - | 0.67 ** | - | −0.46 * | 0.36 * | .39 * | 1.0 |
** Correlation is significant at the 0.01 level (two-tailed). * Correlation is significant at the 0.05 level (two-tailed). - Correlation is not significant.