Table 2.
Pearson correlation coefficients (r) for color components between years (p < 0.05 in all cases). “All” is indicative of the correlation including all individuals, while “nonnoir” and “noir” only examined those color subsets of the population. Dashes indicate lack of significant correlation.
| Color component | r (all; n = 117) | r (nonnoir; n = 53) | r (noir; n = 64) |
|---|---|---|---|
| Red (R) | 0.97 | 0.51 | 0.44 |
| Green (G) | 0.92 | 0.46 | 0.47 |
| Blue (B) | 0.62 | 0.71 | 0.51 |
| Lightness (L∗) | 0.94 | 0.49 | 0.47 |
| Red-green (a∗) | 0.20 | 0.40 | — |
| Blue-yellow (b∗) | 0.96 | 0.55 | 0.40 |
| Hue (H) | 1.00 | 0.36 | — |
| Saturation (S) | 0.95 | 0.60 | 0.30 |
| Intensity (I) | 0.94 | 0.52 | 0.48 |
| Weighted grey | 0.94 | 0.49 | 0.47 |
| Average grey | 0.94 | 0.52 | 0.48 |
| OIV score | 0.98 | 0.28 | — |