Table 6 Chi-square test of marginal discrepancies for the impression techniques, by implant position in the arch
From: A prospective clinical study on implant impression accuracy
Marginal discrepancy | Open tray | Closed tray | P value |
|---|---|---|---|
Maxilla | 6 (33.3%) | 6 (33.3%) | 0.999 |
Mandible | 2 (9.1%) | 6 (27.3%) | 0.240 |
Anterior | 2 (15.4%) | 3 (23.1%) | 0.50 |
Posterior | 6 (22.2%) | 9 (33.3%) | 0.272 |