Table 1. Differences between digital and conventional workflow.
| Variable | Conventional impression | Digital impression | Mean of differences ± SD | P value | Wilcoxon signed rank test power | ||
|---|---|---|---|---|---|---|---|
| Mean ± SD | Median | Mean ± SD | Median | ||||
| Distance between scanbodies | 15.80 ± 5.65 mm | 16.19 | 15.83 ± 5.67 mm | 16.16 | 70.8 ± 59 µm | < .001 | 5% |
| Angulation | 9.99 ± 5.57° | 9.37 | 9.97 ± 5.65° | 9.66 | 0.37 ± 0.3° | .79 | 5% |
| Rotation | 35.65 ± 23.45° | 34.48 | 35.05 ± 23.42° | 34.8 | 2.0 ± 1.37° | .013 | 6.4% |
| Vertical shift | 1.54 ± 1.91 mm | 1.2 | 1.57 ± 1.92 mm | 1.1 | 82.2 ± 61.7 µm | .001 | 5.8% |
| Mismatch M implant | 14.19 ± 3.22 µm | 14.28 | 34.14 ± 36.69 µm | 29.28 | - | < .001 | 98% |
| Mismatch D implant | 14.19 ± 2.29 µm | 14.72 | 34.24 ± 14.64 µm | 33.52 | - | < .001 | 100% |