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BioMed Research International
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2016
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Article
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Tab 1
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Research Article
Analysis of Shear Bond Strength and Morphology of Er:YAG Laser-Recycled Ceramic Orthodontic Brackets
Table 1
Comparison of shear bond strength (N).
Group
Mean
standard deviation
New
15
286.053
82.857
—
Flame
15
278.894
56.201
0.79
Sandblasting
15
117.006
68.049
0.00
Er:YAG laser
15
282.590
77.953
0.90
versus the control group.