| Regression Statistics | All forest types | Natural | Plantation | Other |
| Correlation Coefficient | 0.917 | 0.785 | 0.950 | 0.918 |
| Adjusted R Square | 0.840 | 0.600 | 0.899 | 0.836 |
| Standard Error | 2.476 | 3.369 | 2.079 | 1.701 |
| Root Mean Square Error (m) | 3.350 | 3.819 | 2.926 | 3.265 |
| Observations (plots) | 78 | 25 | 26 | 27 |