In vivo spectrophotometric assessment of the tooth whitening effectiveness of Nite White 10% with amorphous calcium phosphate, potassium nitrate and fluoride, over a 6-month period

dc.contributor.authorGrobler, Sias Renier
dc.contributor.authorMajeed, Abdul
dc.contributor.authorMoola, Mohamad H.
dc.contributor.authorRossouw, Roelof
dc.contributor.authorvan Wyk Kotze, Theuns
dc.date.accessioned2013-05-02T08:48:03Z
dc.date.available2013-05-02T08:48:03Z
dc.date.issued2011
dc.description.abstractTo clinically evaluate the effectiveness of Nite White 10% carbamide peroxide with amorphous calcium phosphate, potassium nitrate and fluoride over a 6-month follow-up period. Nite White was applied nightly for 14 days, according to the manufacturer’s instructions. The color of teeth 11 and 21 of twenty one subjects was measured with a spectrophotometer (L*; a*; b*). Subjects were instructed to take note of any tooth sensitivity and gingival irritation. For all three components (L*, a* and b*) statistical significant differences (p<0.05) in the values between base-line (prebleaching) and; after treatment, after 1-month, after 3-months as well as after 6-months were found (Wilcoxon Signed Rank Sum Test). Significant differences were also found amongst the 􀀁E*ab (0-14days) values and; 􀀁E*ab (0-1 month), 􀀁E*ab (0-3 months) and 􀀁E*ab (0-6 months). However, no significant differences were found between pairs of 􀀁E*ab (0-1 month), 􀀁E*ab (0-3 months) and 􀀁E*ab (0-6months). The decrease in 􀀁E*ab was the highest after 1 month (~30%). The highest decrease in L* was about 58% after 1 month. Over the 14-day treatment period tooth sensitivity was 24.5%. Conclusions: Nite White ACP demonstrated significant tooth-whitening (unit increase = 5.29) with a low tooth sensitivity (25%) probably due to the presence of amorphous calcium phosphate, potassium nitrate, and fluoride. The whitening effect decreased the most after one month and then maintained well even after a 6 month period (units 3.89).en_US
dc.identifier.citationGrobler, S.R., et al. (2011). In vivo spectrophotometric assessment of the tooth whitening effectiveness of Nite White 10% with amorphous calcium phosphate, potassium nitrate and fluoride, over a 6-month period. The Open Dentistry Journal, 5:18-25en_US
dc.identifier.issn1874-2106
dc.identifier.urihttp://hdl.handle.net/10566/586
dc.language.isoenen_US
dc.privacy.showsubmitterfalse
dc.publisherBentham Science Publishersen_US
dc.rights© 2011 Grobler et al; licensee Bentham Science Publishers. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by-nc/3.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
dc.source.urihttp://dx.doi.org/10.2174/1874210601105010018
dc.status.ispeerreviewedtrue
dc.subjectClinical studyen_US
dc.subjectTooth whiteneren_US
dc.subjectNite White 10% carbamide peroxide (ACP)en_US
dc.subjectSpectrophotometeren_US
dc.titleIn vivo spectrophotometric assessment of the tooth whitening effectiveness of Nite White 10% with amorphous calcium phosphate, potassium nitrate and fluoride, over a 6-month perioden_US
dc.typeArticleen_US

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