Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations: A spectrophotometric comparison

Research output: Contribution to journalJournal articleResearchpeer-review

Standard

Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations: A spectrophotometric comparison. / Peng, Min; Fei, Wei ; Hosseini, Mandana; Gotfredsen, Klaus.

In: Shanghai Kouqiang Yixue, Vol. 32, No. 1, 2014, p. 62-65.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Peng, M, Fei, W, Hosseini, M & Gotfredsen, K 2014, 'Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations: A spectrophotometric comparison', Shanghai Kouqiang Yixue, vol. 32, no. 1, pp. 62-65.

APA

Peng, M., Fei, W., Hosseini, M., & Gotfredsen, K. (2014). Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations: A spectrophotometric comparison. Shanghai Kouqiang Yixue, 32(1), 62-65.

Vancouver

Peng M, Fei W, Hosseini M, Gotfredsen K. Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations: A spectrophotometric comparison. Shanghai Kouqiang Yixue. 2014;32(1):62-65.

Author

Peng, Min ; Fei, Wei ; Hosseini, Mandana ; Gotfredsen, Klaus. / Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations: A spectrophotometric comparison. In: Shanghai Kouqiang Yixue. 2014 ; Vol. 32, No. 1. pp. 62-65.

Bibtex

@article{092ac01b89fc4678a8e7dbfcc8b9b4ff,
title = "Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations:: A spectrophotometric comparison",
abstract = "Objectives: The aim of the present study was to compare the crown color match of implant supported zirconia restorations and Porcelain-Fused-to-Metal (PFM) restorations in anterior maxillary region by spectrophotometric evaluation.Materials and Methods: Eighteen patients with 29 implant-supported single crowns in anterior maxillary area were recruited, 11 of the implant crowns were zirconia restorations and 18 were PFM restorations. Color match of the implant crown with contra-lateral/neighboring tooth at the position of body 1/3 of the crown were assessed using spectrophotometer (SpectroShadeTM, Micro Dental) in CIEL¿a¿b¿ coordinates. Subjective crown color match scores were evaluated. Independent sample t test of SPSS17.0 was used to compare the difference between zirconia restoration and PFM restoration. Spearman correlation was used to analyze the relationship between the spectrophotometric color difference and the subjective crown color match score. Descriptive statistics was used to analyze the distribution of color coordinates of natural anterial teeth.Results: The crown color of implant-supported zirconia restorations and PFM restorations were both lighter than natural teeth (¿L, 4.5+3.2, 1.0+2.6), the lightness difference induced by zirconia restorations was significantly larger than that induced by PFM restorations (p=.004). No significant difference was found between the two types of restorations as regard to chrome difference (¿C) or hue difference (¿h). The spectrophotometric crown color difference (¿E) induced by zirconia restorations (7.0+2.8) was significantly larger than that induced by PFM restorations (4.0+1.9) (p=.002), both of them were beyond the clinical thresholds (>3.7). No significant correlation was found between the No significant correlation was found between the subjective crown color match score and the spectrophotometric evaluation (p=.849), no significant difference was found between the zirconia restorations and PFM restorations as regard to the subjective crown color match score either (p=.977). The natural teeth were getting darker and reddish as well as yellowish from central incisor to canine.Conclusions: The spectrophotometric crown color difference induced by zirconia restorations was significantly larger than that induced by PFM restorations, though they were indistinguishable in subjective evaluation.",
keywords = "Det Sundhedsvidenskabelige Fakultet, Oral Implantology, Aesthetics",
author = "Min Peng and Wei Fei and Mandana Hosseini and Klaus Gotfredsen",
year = "2014",
language = "Flere sprog",
volume = "32",
pages = "62--65",
journal = "Shanghai Kouqiang Yixue",
issn = "1006-7248",
publisher = "Shanghai di 2 Yi Ke Da Xue, Shanghai Yi Xue Hui Kou Qiang Xue Hui",
number = "1",

}

RIS

TY - JOUR

T1 - Crown color match of implant-supported zirconia and Porcelain-Fused-to-Metal restorations:

T2 - A spectrophotometric comparison

AU - Peng, Min

AU - Fei, Wei

AU - Hosseini, Mandana

AU - Gotfredsen, Klaus

PY - 2014

Y1 - 2014

N2 - Objectives: The aim of the present study was to compare the crown color match of implant supported zirconia restorations and Porcelain-Fused-to-Metal (PFM) restorations in anterior maxillary region by spectrophotometric evaluation.Materials and Methods: Eighteen patients with 29 implant-supported single crowns in anterior maxillary area were recruited, 11 of the implant crowns were zirconia restorations and 18 were PFM restorations. Color match of the implant crown with contra-lateral/neighboring tooth at the position of body 1/3 of the crown were assessed using spectrophotometer (SpectroShadeTM, Micro Dental) in CIEL¿a¿b¿ coordinates. Subjective crown color match scores were evaluated. Independent sample t test of SPSS17.0 was used to compare the difference between zirconia restoration and PFM restoration. Spearman correlation was used to analyze the relationship between the spectrophotometric color difference and the subjective crown color match score. Descriptive statistics was used to analyze the distribution of color coordinates of natural anterial teeth.Results: The crown color of implant-supported zirconia restorations and PFM restorations were both lighter than natural teeth (¿L, 4.5+3.2, 1.0+2.6), the lightness difference induced by zirconia restorations was significantly larger than that induced by PFM restorations (p=.004). No significant difference was found between the two types of restorations as regard to chrome difference (¿C) or hue difference (¿h). The spectrophotometric crown color difference (¿E) induced by zirconia restorations (7.0+2.8) was significantly larger than that induced by PFM restorations (4.0+1.9) (p=.002), both of them were beyond the clinical thresholds (>3.7). No significant correlation was found between the No significant correlation was found between the subjective crown color match score and the spectrophotometric evaluation (p=.849), no significant difference was found between the zirconia restorations and PFM restorations as regard to the subjective crown color match score either (p=.977). The natural teeth were getting darker and reddish as well as yellowish from central incisor to canine.Conclusions: The spectrophotometric crown color difference induced by zirconia restorations was significantly larger than that induced by PFM restorations, though they were indistinguishable in subjective evaluation.

AB - Objectives: The aim of the present study was to compare the crown color match of implant supported zirconia restorations and Porcelain-Fused-to-Metal (PFM) restorations in anterior maxillary region by spectrophotometric evaluation.Materials and Methods: Eighteen patients with 29 implant-supported single crowns in anterior maxillary area were recruited, 11 of the implant crowns were zirconia restorations and 18 were PFM restorations. Color match of the implant crown with contra-lateral/neighboring tooth at the position of body 1/3 of the crown were assessed using spectrophotometer (SpectroShadeTM, Micro Dental) in CIEL¿a¿b¿ coordinates. Subjective crown color match scores were evaluated. Independent sample t test of SPSS17.0 was used to compare the difference between zirconia restoration and PFM restoration. Spearman correlation was used to analyze the relationship between the spectrophotometric color difference and the subjective crown color match score. Descriptive statistics was used to analyze the distribution of color coordinates of natural anterial teeth.Results: The crown color of implant-supported zirconia restorations and PFM restorations were both lighter than natural teeth (¿L, 4.5+3.2, 1.0+2.6), the lightness difference induced by zirconia restorations was significantly larger than that induced by PFM restorations (p=.004). No significant difference was found between the two types of restorations as regard to chrome difference (¿C) or hue difference (¿h). The spectrophotometric crown color difference (¿E) induced by zirconia restorations (7.0+2.8) was significantly larger than that induced by PFM restorations (4.0+1.9) (p=.002), both of them were beyond the clinical thresholds (>3.7). No significant correlation was found between the No significant correlation was found between the subjective crown color match score and the spectrophotometric evaluation (p=.849), no significant difference was found between the zirconia restorations and PFM restorations as regard to the subjective crown color match score either (p=.977). The natural teeth were getting darker and reddish as well as yellowish from central incisor to canine.Conclusions: The spectrophotometric crown color difference induced by zirconia restorations was significantly larger than that induced by PFM restorations, though they were indistinguishable in subjective evaluation.

KW - Det Sundhedsvidenskabelige Fakultet

KW - Oral Implantology

KW - Aesthetics

M3 - Tidsskriftartikel

VL - 32

SP - 62

EP - 65

JO - Shanghai Kouqiang Yixue

JF - Shanghai Kouqiang Yixue

SN - 1006-7248

IS - 1

ER -

ID: 43499613