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Table 6 Effect of implant angulation of the open tray coping designs on vertical discrepancy

From: The impact of impression coping geometrical design on accuracy of implant impressions: an experimental study

Angulation Coping design Vertical discrepancy Total P value
Yes Percent % No Percent %
Parallel implant High retentive (Osstem) 2 12.5 14 87.5 16 0.549
Medium retentive (Straumann) 2 12.5 14 87.5 16
Low retentive (SIC) 4 25.0 12 75.0 16
Total 8 16.7 40 83.3 48
Non-parallel implant High retentive (Osstem) 3 18.8 13 81.2 16 0.717
Medium retentive (Straumann) 4 25.0 12 75.0 16
Low retentive (SIC) 5 31.3 11 68.7 16
Total 12 25.0 36 75.0 48
  1. Chi-square test, P value > 0.05 no significance difference