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Table 7 Effect of implant angulation of the closed tray coping designs on the 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 Triangular (Osstem) 5 31.3 11 68.7 16 0.904
Rectangular (Straumann) 4 25.0 12 75.0 16
Round (SIC) 5 31.3 11 68.7 16
Total 14 29.2 34 70.8 48
Non-parallel implant Triangular (Osstem) 6 37.5 10 62.5 16 0.766
Rectangular (Straumann) 5 31.3 11 68.7 16
Round (SIC) 7 43.8 9 56.2 16
Total 18 37.5 30 62.5 48
  1. Chi-square test, P value > 0.05 no significance difference