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International Journal of Dentistry
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International Journal of Dentistry
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2009
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Article
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Tab 1
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Clinical Study
Comparative Clinical Study of Two Tooth Bleaching Protocols with 6% Hydrogen Peroxide
Table 1
Mean tooth shade values by group and tooth type at baseline and after 5 and 10 treatment applications.
Baseline
5 applications
10 applications (final)
N
Mean
S.D.
Mean
S.D.
Mean
S.D.
GROUP I
16
7.5
1.4
6.0
1.7
4.7
1.9
GROUP II
16
7.3
1.5
5.6
1.4
4.8
1.9