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Regression analysis of the measured parameters
| Regression equation | R2 (%) | Standard error of estimate |
|---|---|---|
| Age=92.91-0.161 × Odontoblasts | 58.7 | 11.022 |
| Age=13.79+4.52 × Collagen fiber thickness | 85.7 | 6.483 |
| Age=70.55-3.74 × MVA (in percentage) | 66.1 | 10.018 |
| Age=55.665-7.95 × MVD/sq.mm | 10.9 | 16.239 |
| Age=36.27-0.014 × odontoblasts+3.155 × Collagen fiber −1.338 × MVA −1.179 × MVD | 90.9 | 5.293 |
MVD: Mean vessel diameter, MVA: Mean vessel area
