Table 2.
Procedures and costs.
| Resource | Silicone |
Alginate |
||
|---|---|---|---|---|
| Time (min) | Cost (£) | Time (min) | Cost (£) | |
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | |
| Baseline | ||||
| Primary impression | 5.74 (2.42) | 5.75 (2.33) | 5.74 (2.42) | 5.75 (2.33) |
| Secondary impression | 17.05 (3.64) | 16.59 (3.54) | 16.63 (4.29) | 16.19 (4.18) |
| Jaw registration | 12.84 (5.13) | 12.49 (4.99) | 12.84 (5.13) | 12.49 (4.99) |
| Try in | 7.52 (5.60) | 7.32 (5.45) | 7.52 (5.60) | 7.32 (5.45) |
| Fit | 8.27 (6.14) | 8.05 (5.98) | 8.27 (6.14) | 8.05 (5.98) |
| Other | 8.58 (6.16) | 8.35 (5.99) | 8.58 (6.16) | 8.35 (5.99) |
| Adjustment periods | ||||
| Trimming and polishing | 7.88 (5.44) | 7.68 (5.30) | 7.77 (6.49) | 7.56 (6.31) |
| Rebase/reline (1st appointment) | 0.29 (1.74) | 0.29 (1.69) | 0.00 | 0.00 |
| Rebase/reline (2nd appointment) | 0.01 (0.04) | 0.01 (0.04) | 0.59 (4.51) | 0.58 (4.39) |
| Chairside adjustment of occlusal errors | 0.15 (0.72) | 0.14 (0.70) | 0.28 (1.29) | 0.27 (1.26) |
| Check record (adjustment of occlusal errors) | 0.00 | 0.00 | 0.00 | 0.00 |
| Lab based occlusal adjustment | 0.00 | 0.00 | 0.00 | 0.00 |
| Other | 0.83 (2.80) | 0.81 (2.73) | 0.19 (0.45) | 0.18 (0.44) |
| Subtotal | 8.97 (5.13) | 8.73 (4.99) | 8.75 (7.16) | 8.52 (6.97) |
| Material | N/A | 35.26 | N/A | 4.84 |
| Total | 44.09 | 13.36 | ||
| (SD) | (4.99) | (6.97) | ||
| N | 71 | 71 | ||