From: Influence of margin location and luting material on the amount of undetected cement excess on CAD/CAM implant abutments and cement-retained zirconia crowns: an in-vitro study
Basal Temp Bond cement residues (%)
Margin depth
N
Mean
Median
Min
Max
SD
0
5
7.11
7.58
3.49
11.82
3.24
1
7.32
5.56
3.11
14.30
4.28
2
13.52
13.25
3.33
25.16
7.88
3
6.51
6.15
2.55
11.60
3.36