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Comparative Shade Measurement Analys...

Rattanapian, Parinda,

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Comparative Shade Measurement Analysis Between Visual Assessment, Intraoral Scanner and Vita EasyShade /

紀錄類型:	書目-電子資源 : Monograph/item
正題名/作者:	Comparative Shade Measurement Analysis Between Visual Assessment, Intraoral Scanner and Vita EasyShade // Parinda Rattanapian.
作者:	Rattanapian, Parinda,
面頁冊數:	1 electronic resource (60 pages)
附註:	Source: Masters Abstracts International, Volume: 85-11.
Contained By:	Masters Abstracts International85-11.
標題:	Dentistry. -
電子資源:	https://pqdd.sinica.edu.tw/twdaoapp/servlet/advanced?query=31292886
ISBN:	9798382726632

Comparative Shade Measurement Analysis Between Visual Assessment, Intraoral Scanner and Vita EasyShade /
Rattanapian, Parinda,

Comparative Shade Measurement Analysis Between Visual Assessment, Intraoral Scanner and Vita EasyShade /Parinda Rattanapian. - 1 electronic resource (60 pages)

Source: Masters Abstracts International, Volume: 85-11.

Aim & Hypothesis:This research aimed to perform a comparative analysis of shade measurement methods in dentistry, focusing on the accuracy of a digital scanning system (Trios 4) in comparison with traditional visual determination with Vita Classical and Vita 3D Master shade guides, using a handheld spectrophotometer (Vita EasyShade) as the reference standard. The null hypothesis was that there would be no difference in the shade matching outcomes between the methods.Materials & Methods:In a controlled clinical setting, 25 teeth were assessed for color matching using the Vita EasyShade device to establish reference values. The same teeth were then measured with the Trios 4 scanner. A diverse group of twenty examiners, including ten dental students and ten experienced dentists, utilized Vita Classical and Vita 3D Master shade guides to determine the shade that best matched each tooth. The ΔE values were calculated and compared with the thresholds of acceptability and perceptibility for color match precision.Results:When applying the more stringent acceptability/perceptibility threshold of 1.8, a mere 14.6% of 714 observations were in agreement with the Vita Easyshade measurements. Notably, the success rate of matches varied slightly across different groups, with the lowest being the Vita Classical and 3D Master guide indications by the Trios 4 scanner at 11.8%, and the highest being the student group using Vita Classical and 3D Master at 15.3%. These differences, however, did not reach statistical significance (p = 0.994). The analysis conducted at the threshold of 3.6 demonstrated an overall agreement rate of 42.6%, with individual group performance ranging from 38.4% to 64.0%, still maintaining statistical non-significance (p = 0.135).Conclusions:In the study of shade matching efficacy, the comparative analysis between digital assessment using the Trios 4 scanner and conventional visual evaluation with Vita Classical and Vita3D Master shade guides did not show statistically significant differences. The anticipated enhancement in consistency and reliability with digital methods, as per prior expectations, was not substantiated with empirical evidence within the parameters of this study. It is particularly noteworthy that when a decision threshold of 1.8 was used, the data did not demonstrate a definitive trend in favor of the digital approach. These findings imply that current advancements in digital shade determination technology have not yet reached a level of development that conclusively surpasses traditional methods in the practice of aesthetic dentistry. As such, this research underscores the essentiality of ongoing development in digital dental technologies and presents a tempered perspective on the immediate integration of such methods. Further inquiries are warranted to establish the specific conditions under which digital methods might indeed exhibit significant improvements, thereby justifying a methodological shift in the field.

English

ISBN: 9798382726632Subjects--Topical Terms:

828971
Dentistry.
Subjects--Index Terms:

Color analysis

Comparative Shade Measurement Analysis Between Visual Assessment, Intraoral Scanner and Vita EasyShade /
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502 $b M.S. $c Tufts University School of Dental Medicine $d 2024.
520 $a Aim & Hypothesis:This research aimed to perform a comparative analysis of shade measurement methods in dentistry, focusing on the accuracy of a digital scanning system (Trios 4) in comparison with traditional visual determination with Vita Classical and Vita 3D Master shade guides, using a handheld spectrophotometer (Vita EasyShade) as the reference standard. The null hypothesis was that there would be no difference in the shade matching outcomes between the methods.Materials & Methods:In a controlled clinical setting, 25 teeth were assessed for color matching using the Vita EasyShade device to establish reference values. The same teeth were then measured with the Trios 4 scanner. A diverse group of twenty examiners, including ten dental students and ten experienced dentists, utilized Vita Classical and Vita 3D Master shade guides to determine the shade that best matched each tooth. The ΔE values were calculated and compared with the thresholds of acceptability and perceptibility for color match precision.Results:When applying the more stringent acceptability/perceptibility threshold of 1.8, a mere 14.6% of 714 observations were in agreement with the Vita Easyshade measurements. Notably, the success rate of matches varied slightly across different groups, with the lowest being the Vita Classical and 3D Master guide indications by the Trios 4 scanner at 11.8%, and the highest being the student group using Vita Classical and 3D Master at 15.3%. These differences, however, did not reach statistical significance (p = 0.994). The analysis conducted at the threshold of 3.6 demonstrated an overall agreement rate of 42.6%, with individual group performance ranging from 38.4% to 64.0%, still maintaining statistical non-significance (p = 0.135).Conclusions:In the study of shade matching efficacy, the comparative analysis between digital assessment using the Trios 4 scanner and conventional visual evaluation with Vita Classical and Vita3D Master shade guides did not show statistically significant differences. The anticipated enhancement in consistency and reliability with digital methods, as per prior expectations, was not substantiated with empirical evidence within the parameters of this study. It is particularly noteworthy that when a decision threshold of 1.8 was used, the data did not demonstrate a definitive trend in favor of the digital approach. These findings imply that current advancements in digital shade determination technology have not yet reached a level of development that conclusively surpasses traditional methods in the practice of aesthetic dentistry. As such, this research underscores the essentiality of ongoing development in digital dental technologies and presents a tempered perspective on the immediate integration of such methods. Further inquiries are warranted to establish the specific conditions under which digital methods might indeed exhibit significant improvements, thereby justifying a methodological shift in the field.
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650 4 $a Medicine. $3 641104
653 $a Color analysis
653 $a Dental aesthetics
653 $a Digital dentistry
653 $a Shade assessment
653 $a Shade matching
653 $a Spectrophotometry
690 $a 0567
690 $a 0564
710 2 $a Tufts University School of Dental Medicine. $b Other. $e degree granting institution. $3 3828557
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