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Average evaluation of the pre-scanning and scanning features.
| Glass method | Film method | Liquid method | Friedman test | |
|---|---|---|---|---|
| Air bubbles/polymer accumulation | 1.31 | 1.00 | 1.06 | P = 0.018 |
| Air drying artifact | 1.03 | 1.11 | 1.32 | P = 0.121 |
| Tissue exposed | 1.00 | 1.00 | 1.00 | P = 1.000 |
| Staining alterations | 1.37 | 1.26 | 1.45 | P = 0.129 |
| Blurring/out of focus areas | 1.39 | 1.55 | 2.00 | P = 0.004 |
