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HOME > Restor Dent Endod > Volume 31(6); 2006 > Article
Original Article Replacement of posterior restorations
Ji-Young Kim, Kyoung-Kyu Choi, Sang-Jin Park
2006;31(6):-469.
DOI: https://doi.org/10.5395/JKACD.2006.31.6.460
Published online: November 30, 2006

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Corresponding Author: Sang-Jin Park. Professor of Division of Dentistry, Graduate School of KyungHee University, 1 Hoegi-Dong, Dongdaemun-Gu, Seoul, Korea. Tel: 82-2-958-9335, psangjin@khu.ac.kr
• Received: May 17, 2006   • Revised: September 6, 2006   • Accepted: November 7, 2006

Copyright © 2006 Korean Academy of Conservative Dentistry

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  • This article complies a survey on the replacement of the posterior restorations and accesses possible factors that influence the replacement of posterior restorations.
    The data was collected from patients that visited department of conservative dentistry from Dec 1st 2003, to Sep 3rd 2004. Teeth was restricted to posterior permanent teeth. 9 dentists recorded age, gender of patients, tooth location, cavity form and restorative material. They rated marginal adaptation, anatomic form, secondary caries of old restoration by modified Ryge criteria system. The statistical analysis was performed with Chi square test (p < 0.05) for replacement ratio according to patients, tooth factor and One-way ANOVA was performed for comparison of old restoration according to restorative material.
    The results were as follows;
    1. The female (62%) was statistically higher ratio than the male (38%).
    2. The distribution of replacement case according to age, the rate of replacement was in descending order, 20's (38.3%), 40's (16.8%), 30's (15.9%), 10's (11.1%), 50's (9.2%), 60's (8.7%).
    3. The rate of replacement was 88% for molar and 12% for premolar (p < 0.05).
    4. The rate of replacement was 39% for maxillar and 61% for mandible (p < 0.05).
    5. The material of restorations was amalgam (69%), gold inlay (17%), composite resin (13%).
    6. In rating system by modified Ryge criteria system on margin adaptation, there was statistically significant difference between amalgam and gold inlay. But on anatomic form and caries, there was no statistically significant difference among the material of restorations.
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Figure 1
The distribution of replacement related to gender.
jkacd-31-460-g001.jpg
Figure 2
The distribution of replacement related to patient's age.
jkacd-31-460-g002.jpg
Figure 3
The distribution of replacement related to tooth designation.
jkacd-31-460-g003.jpg
Figure 4
The distribution of replacement related to tooth location.
jkacd-31-460-g004.jpg
Figure 5
The distribution of replacement related to cavity preparation.
(O = occlusal cavity, BO, LO = occlusal cavity including buccal or lingual surface, MO, DO, MOD = cavity including proximal surface, CA = cervical cavity)
jkacd-31-460-g005.jpg
Figure 6
The distribution of replacement related to material of old restorations.
jkacd-31-460-g006.jpg
Figure 7
The marginal adaptation of old restorations.
jkacd-31-460-g007.jpg
Figure 8
The anatomic form of old restorations.
jkacd-31-460-g008.jpg
Figure 9
The secondary caries of old restorations.
jkacd-31-460-g009.jpg
Figure 10
The rating results of old restorations.
jkacd-31-460-g010.jpg
Table 1
Modified Ryge criteria system - Marginal adaptation
jkacd-31-460-i001.jpg
Table 2
Modified Ryge criteria system - Anatomic form, Caries
jkacd-31-460-i002.jpg

Tables & Figures

REFERENCES

    Citations

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    • Repair Rate of Composite Resin Restorations in Permanent First Molar in Children Under 12 Years Old
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      THE JOURNAL OF THE KOREAN ACADEMY OF PEDTATRIC DENTISTRY.2018; 45(3): 370.     CrossRef

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      Replacement of posterior restorations
      J Korean Acad Conserv Dent. 2006;31(6):460-469.   Published online November 30, 2006
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    Replacement of posterior restorations
    Image Image Image Image Image Image Image Image Image Image
    Figure 1 The distribution of replacement related to gender.
    Figure 2 The distribution of replacement related to patient's age.
    Figure 3 The distribution of replacement related to tooth designation.
    Figure 4 The distribution of replacement related to tooth location.
    Figure 5 The distribution of replacement related to cavity preparation. (O = occlusal cavity, BO, LO = occlusal cavity including buccal or lingual surface, MO, DO, MOD = cavity including proximal surface, CA = cervical cavity)
    Figure 6 The distribution of replacement related to material of old restorations.
    Figure 7 The marginal adaptation of old restorations.
    Figure 8 The anatomic form of old restorations.
    Figure 9 The secondary caries of old restorations.
    Figure 10 The rating results of old restorations.
    Replacement of posterior restorations

    Modified Ryge criteria system - Marginal adaptation

    Modified Ryge criteria system - Anatomic form, Caries

    Table 1 Modified Ryge criteria system - Marginal adaptation

    Table 2 Modified Ryge criteria system - Anatomic form, Caries


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