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
Kruskal-Wallis-Test: H (3, N = 20) = 3.388571 p = 0.3355
Margin depth
N
Rank total
Mean rank
0
5
48.00000
9.60000
1
2
73.00000
14.60000
3
41.00000
8.20000