Evaluation of the Bond Strengths between Dental Porcelain and Cobalt-Chromium Metal Frameworks Manufactured with Different Techniques after the Thermal Aging Process
Table 6
Descriptive statistics and -test result of porcelain binding strengths (MPa) between groups with and without thermal aging application.
Mean (SD)
Min
Max
value
Casting
Thermal cycle
15
42.02 (6.26)
31.98
55.03
0.6679
Casting
Control
15
42.81 (3.11)
36.04
46.13
CAD/CAM (milling)
Thermal cycle
15
51.99 (7.64)
37.01
65.58
0.5447
CAD/CAM (milling)
Control
15
53.72 (7.74)
40.57
68.11
EOS (laser sintering)
Thermal cycle
15
42.36 (1.23)
40.06
44.22
0.0608
EOS (laser sintering)
Control
15
43.94 (2.19)
40.27
46.92
Concept (laser sintering)
Thermal cycle
15
43.91 (2.63)
39.23
48.56
0.2109
Concept (laser sintering)
Control
15
45.01 (2.05)
41.03
49.05
SD: standard deviation; Min: minimum; Max: maximum.
