Clinical comparison of composite and ceramic-veneered metal-supported crowns

Clinical comparison of composite and ceramic-veneered metal-supported crowns - Adoro-Studie

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00008867

Enrollment

Registered

2015-07-01

Start date

2006-04-27

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

abutment teeth

Interventions

Group 1: metal-composite crown: 30 metal-composite crowns were evaluated according to the modified Ryge criteria Group 2: metal-ceramic crown: 30 metal-ceramic crowns were evaluated according to t

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: at least two adjacent single posterior crowns periodontal healthy, vital, or with root canal treatment (that was adequate), good oral hygiene

Exclusion criteria

Exclusion criteria: being under the age of 18, pregnancy, temporomandibular disorders, systemic or infectious diseases, known allergic reaction to the materials

Design outcomes

Primary

Measure	Time frame
follow-up 3.5 years: survival rate of metal-composit and metal-keramk crowns	—

Secondary

Measure	Time frame
follow-up 3.5 years: questionaire for esthetic appearance and chewing comfort (subjects perspective) clinical examination protocol plaque accumulation, bleeding on probing, probing depths, tooth vitality Visual examination of surface defects	—

Countries

Germany

Contacts

Public ContactConstanze Olms

Poliklinik für Zahnärztliche Prothetik und Werkstoffkunde

constanze.olms@medizin.uni-leipzig.de0341 9721337

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026