Periodontal grading - Comparison of direct and indirect evidence of progression

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00028923

Enrollment

759

Registered

2022-06-29

Start date

2022-07-01

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

K05.4

Interventions

Group 1: Retrospective examination of anamnestic data, retrospective examination of clinical data, retrospective analysis of radiological data

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Capable of giving consent, Minimum age 18 years, Periodontitis, Active periodontal therapy during the examination period, Availability of two radiographs (panoramic radiograph) of sufficient quality at a minimum interval of 5 years

Exclusion criteria

Exclusion criteria: Pregnancy, Insufficient comparability and quality of radiographs

Design outcomes

Primary

Measure	Time frame
Loss of the tooth used for indirect evidence	—

Secondary

Measure	Time frame
Loss of the entire dentition	—

Countries

Germany

Contacts

Public ContactCaspar Bumm

Poliklinik für Zahnerhaltung und Parodontologie Klinikum der Universität München, Campus Innenstadt

caspar.bumm@med.uni-muenchen.de004989440059337

Outcome results

None listed

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