Evidence map›Paper›PMID 39194666›Full record

ArticleJournal of functional biomaterials2024

Comparison of Optical Properties and Fracture Loads of Multilayer Monolithic Zirconia Crowns with Different Yttria Levels.

Chien-Ming Kang, Tzu-Yu Peng, Yan-An Wu, Chi-Fei Hsieh, Miao-Ching Chi, Hsuan-Yu Wu, Zih-Chan Lin

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Journal of functional biomaterials, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Fracture Load in Monolithic Multilayer Zirconia Crowns From Three Manufacturers: an in Vitro Study.Journal of dental research, dental clinics, dental prospects · 2026
    Article
  3. Article
  4. Review
  5. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Chien-Ming KangHuayi Dental Laboratory, Taipei 10491, Taiwan.
Tzu-Yu PengSchool of Dentistry, College of Oral Medicine, Taipei Medical University, Taipei 11031, Taiwan.ORCID 0000-0002-7168-9429
Yan-An WuSchool of Dental Technology, College of Oral Medicine, Taipei Medical University, Taipei 11031, Taiwan.
Chi-Fei HsiehSchool of Dental Technology, College of Oral Medicine, Taipei Medical University, Taipei 11031, Taiwan.
Miao-Ching ChiResearch Center of Digital Oral Science and Technology, College of Oral Medicine, Taipei Medical University, Taipei 11031, Taiwan.
Hsuan-Yu WuSchool of Dental Technology, College of Oral Medicine, Taipei Medical University, Taipei 11031, Taiwan.
Zih-Chan LinResearch Center of Digital Oral Science and Technology, College of Oral Medicine, Taipei Medical University, Taipei 11031, Taiwan.

Funding

Chang Gung University of Science Foundation ZRRPF6N0011National Science and Technology Council, Taiwan 112-2314-B-038-118-MY2
6 · The paper itself

Abstract

Multilayer monolithic zirconia, which incorporates polychromatic layers that mimic natural tooth gradients, offers enhanced aesthetics and functionality while reducing debonding risks and improving fabrication efficiency. However, uncertainties remain regarding the fracture characteristics of multilayer monolithic zirconia crowns under occlusal loading, whether composed of uniform or combined yttria levels. The current study investigated how variations in yttria levels and thicknesses affected the optical properties and fracture loads of multilayer monolithic zirconia. Samples of multilayer monolithic zirconia in the Vita A1 shade were used, while employing 3Y (SZ) and 4Y + 5Y (AZ) yttria levels. The optical properties, including the color difference (Δ

Indexed as

CAD/CAMcolor accuracydental crowndigital colorimeterfracture loadsmultilayer monolithic zirconiatranslucencyyttria stabilizer

Identifiers

PMID39194666
PMCPMC11355162

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.