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Comparing survival of teeth after restoration using two types of filling material

Survival of multiple-surface ART restorations using a zinc-reinforced glass-ionomer restorative after 2 years: A randomized triple-blind clinical trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN13550429
Enrollment
212
Registered
2019-02-15
Start date
2012-03-01
Completion date
Unknown
Last updated
2019-03-18

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

Conditions

Tooth cavity in more than one surface Oral Health

Interventions

Randomisation: The test intervention was a new restorative material (zinc-containing glass-ionomer cement [ChemFil Rock]). The control intervention was a commonly used glass-ionomer ma

Sponsors

Dental School, University of Cairo
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Secondary school students 2. Healthy patients without any history of any medical condition that could interfere with the study protocol or affect clinical results 3. Good oral hygiene (Simplified Oral Hygiene Index (S-OHI =0.5%) 4. Caries prevalence (DMFS) <12 5. Without adverse oral habits that could affect the study results 6. Presence of natural antagonist tooth that is not restored 7. Presence of at least one tooth with a cavitated or dentine carious lesions including at least occlusal-proximal (multi-surface) surface in first or second permanent premolars/molars situated in any side of the jaw 8. Presence of adjacent tooth to the cavity and being fully erupted, normally positioned (not titled or rotated) and having natural (not restored) contact 9. Occluso-proximal cavities with size (Site/Stage 2.2, 2.3 and 2.4) 10. Absence of apparent enamel crack or fracture 11. No pulp involvement or symptoms of pulpitis or apical periodontitis

Exclusion criteria

Exclusion criteria: 1. Teeth without antagonist teeth or with a prosthetic antagonist 2. Occlusal-proximal cavities limited to enamel layer 3. Deciduous teeth 4. Abnormal oral habits with excessive occlusal function or parafunction, such as pencil chewing or bruxism 5. Daily consumption of citrus juices

Design outcomes

Primary

MeasureTime frame
Survival of multiple-surface ART restorations after 2 years

Secondary

MeasureTime frame
Main reason for failure of restorations after 2 years

Countries

Egypt

Outcome results

None listed

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