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Overestimation of surface area measurements by the ruler method at baseline and one-week post-operation.
| Baseline | One-Week Post-Operation | |
|---|---|---|
| Ruler Method b | 47.05 | 18.61 |
| Digital Planimetry Method | 27.74 | 10.40 |
| Difference a | 19.31 * | 8.21 |
| Percentage overestimation by the ruler method c | 46.6% | 44.11% |
c = a/b * 100. * indicates statistical significance.
