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Effect of subgingival instrumentation on neutrophil elastase and C-reactive protein in grade B and C periodontitis: exploratory analysis of a cohort study

Effect of subgingival instrumentation on neutrophil elastase and C-reactive protein in grade B and C periodontitis: exploratory analysis of a cohort study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00026952
Enrollment
60
Registered
2021-10-28
Start date
2006-11-07
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

periodontitis

Interventions

Group 1: periodontitis grade B All patients underwent oral hygiene instructions and professional prophylaxes until full mouth plaque score (PCR) was = 50% (1st step of therapy) [15]. SI was performed

Sponsors

Poliklinik für Parodontologie,ZZMK (Carolinum) der Johann Wolfgang Goethe-Universität Frankfurt a.M.
Lead Sponsor

Eligibility

Sex/Gender
All
Age
16 Years to No maximum

Inclusion criteria

Inclusion criteria: - = 16 years of age - = 20 remaining teeth - written informed consent

Exclusion criteria

Exclusion criteria: - Patients that may require preventive use of systemic antibiotics for measurements that may cause transitory bacteraemia (e.g. pocket probing) - Self-reported chronic disease influencing the serum CRP level (e.g. Rheumatoid Arthritis, Crohn’s Disease or Ulcerative Colitis) - Self-reported infectious disease within the last 8 weeks before examination (history of fever) - Any clinically assessed chronic dermal or mucosal inflammatory condition (e.g. lichen planus) - Nonsurgical or surgical periodontal treatment within the last 24 months before examination - Systemic or topical subgingival antibiotics within the last 8 weeks before examination

Design outcomes

Primary

MeasureTime frame
serum level of neutrophil elastase and CRP; blood sampling prior to non-surgical periodontal treatment (subgingival instrumentation), 1 day, 6 weeks, and 3 months thereafter

Secondary

MeasureTime frame
leukocyte number, serum level of IL-6, IL-8 and LBP; blood sampling prior to non-surgical periodontal treatment (subgingival instrumentation), 1 day, 6 weeks, and 3 months thereafter

Countries

Germany

Contacts

Public ContactPeter Eickholz

Poliklinik für Parodontologie,ZZMK (Carolinum) der Johann Wolfgang Goethe-Universität Frankfurt a.M.

eickholz@med.uni-frankfurt.de06963015642

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 12, 2026