From: In vitro evaluation of the influence of titanium nitride coating on the retention force between components of two-part abutments
Pull-off forces (N)
Groups
Arithmetic mean
Minimum
Maximum
Standard deviation
A
319b
218
482
96
B
499a
340
757
130
C
599a
370
859
174
D
529a
462
595
42
E
477a
441
530
31
F
524a
652
52