| Ginger Sample | Slope | Intercept | R-squared | Deff (m2s−2) |
| Unbleached | −8 × 10−6 | −0.121 | 0.91 | 2.67503E−10 |
| Blanched | −1 × 10−5 | −0.064 | 0.92 | 3.34379E−10 |
| Peeled | −1 × 10−5 | −0.059 | 0.97 | 3.34379E−10 |
| Unpeeled | −8 × 10−6 | −0.100 | 0.94 | 2.67503E−10 |
| Average | −0.000009 | −0.086 | 0.935 | 3.00941E−10 |