NCT02160613

Brief Summary

The study hypothesis: Is Osteoprotegerin a diagnostic and/or prognostic marker of periodontal disease?

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
30

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Apr 2013

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

April 1, 2013

Completed
8 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2013

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

January 1, 2014

Completed
5 months until next milestone

First Submitted

Initial submission to the registry

June 7, 2014

Completed
3 days until next milestone

First Posted

Study publicly available on registry

June 10, 2014

Completed
Last Updated

June 10, 2014

Status Verified

June 1, 2014

Enrollment Period

8 months

First QC Date

June 7, 2014

Last Update Submit

June 7, 2014

Conditions

Keywords

OsteoprotegerinBiomarkerChronic periodontitisOpen flap debridement

Outcome Measures

Primary Outcomes (1)

  • Change from baseline in Osteoprotegerin levels at 3 and 6 months

    Baseline, 3 months and 6 months

Secondary Outcomes (4)

  • changes from baseline in Clinical attachment level at 3 and 6 months.

    Baseline, 3 months and 6 months

  • Changes from baseline in probing pocket depth at 3 and 6 months

    baseline, 3 months and 6 months

  • Changes from baseline in plaque index at 3 and 6 months

    baseline, 3 months and 6 months

  • Changes from baseline in gingival index at 3 and 6 months

    baseline, 3 months and 6 months

Study Arms (1)

Open flap for periodontitis patients

OTHER

Open flap debridement

Procedure: Open flap debridement

Interventions

an access flap

Open flap for periodontitis patients

Eligibility Criteria

Age32 Years - 55 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • severe chronic periodontitis, having pocket depth of ≥ 5 mm and clinical attachment level ≥ 5 mm

You may not qualify if:

  • pregnant women
  • subjects had \<22 permanent teeth
  • having any given systemic disease
  • taking any type of medication and/or antibiotic therapy during the 3 months before the study
  • received periodontal treatment within the past 12 months
  • current or former smokers.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Faculty of oral and dental medicine

Cairo, Egypt

Location

Related Publications (10)

  • Liu D, Xu JK, Figliomeni L, Huang L, Pavlos NJ, Rogers M, Tan A, Price P, Zheng MH. Expression of RANKL and OPG mRNA in periodontal disease: possible involvement in bone destruction. Int J Mol Med. 2003 Jan;11(1):17-21. doi: 10.3892/ijmm.11.1.17.

  • Crotti T, Smith MD, Hirsch R, Soukoulis S, Weedon H, Capone M, Ahern MJ, Haynes D. Receptor activator NF kappaB ligand (RANKL) and osteoprotegerin (OPG) protein expression in periodontitis. J Periodontal Res. 2003 Aug;38(4):380-7. doi: 10.1034/j.1600-0765.2003.00615.x.

  • Bostanci N, Ilgenli T, Emingil G, Afacan B, Han B, Toz H, Berdeli A, Atilla G, McKay IJ, Hughes FJ, Belibasakis GN. Differential expression of receptor activator of nuclear factor-kappaB ligand and osteoprotegerin mRNA in periodontal diseases. J Periodontal Res. 2007 Aug;42(4):287-93. doi: 10.1111/j.1600-0765.2006.00946.x.

  • Mogi M, Otogoto J, Ota N, Togari A. Differential expression of RANKL and osteoprotegerin in gingival crevicular fluid of patients with periodontitis. J Dent Res. 2004 Feb;83(2):166-9. doi: 10.1177/154405910408300216.

  • Bostanci N, Ilgenli T, Emingil G, Afacan B, Han B, Toz H, Atilla G, Hughes FJ, Belibasakis GN. Gingival crevicular fluid levels of RANKL and OPG in periodontal diseases: implications of their relative ratio. J Clin Periodontol. 2007 May;34(5):370-6. doi: 10.1111/j.1600-051X.2007.01061.x. Epub 2007 Mar 13.

  • Buduneli N, Buduneli E, Kutukculer N. Interleukin-17, RANKL, and osteoprotegerin levels in gingival crevicular fluid from smoking and non-smoking patients with chronic periodontitis during initial periodontal treatment. J Periodontol. 2009 Aug;80(8):1274-80. doi: 10.1902/jop.2009.090106.

  • Costa PP, Trevisan GL, Macedo GO, Palioto DB, Souza SL, Grisi MF, Novaes AB Jr, Taba M Jr. Salivary interleukin-6, matrix metalloproteinase-8, and osteoprotegerin in patients with periodontitis and diabetes. J Periodontol. 2010 Mar;81(3):384-91. doi: 10.1902/jop.2009.090510.

  • Bostanci N, Saygan B, Emingil G, Atilla G, Belibasakis GN. Effect of periodontal treatment on receptor activator of NF-kappaB ligand and osteoprotegerin levels and relative ratio in gingival crevicular fluid. J Clin Periodontol. 2011 May;38(5):428-33. doi: 10.1111/j.1600-051X.2011.01701.x. Epub 2011 Jan 24.

  • Dereka XE, Markopoulou CE, Fanourakis G, Tseleni-Balafouta S, Vrotsos IA. RANKL and OPG mRNA level after non-surgical periodontal treatment. Inflammation. 2010 Jun;33(3):200-6. doi: 10.1007/s10753-009-9174-7.

  • Hassan SH, El-Refai MI, Ghallab NA, Kasem RF, Shaker OG. Effect of periodontal surgery on osteoprotegerin levels in gingival crevicular fluid, saliva, and gingival tissues of chronic periodontitis patients. Dis Markers. 2015;2015:341259. doi: 10.1155/2015/341259. Epub 2015 Feb 28.

MeSH Terms

Conditions

Chronic Periodontitis

Condition Hierarchy (Ancestors)

PeriodontitisPeriodontal DiseasesMouth DiseasesStomatognathic DiseasesChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Officials

  • Mahmoud ElRefai, M.D.

    Professor of Oral Medicine and Periodontology , Faculty of oral and dental medicine Cairo Unv.

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
SINGLE
Who Masked
INVESTIGATOR
Purpose
DIAGNOSTIC
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Associate Professor of periodontology, faculty of oral and dental medicine

Study Record Dates

First Submitted

June 7, 2014

First Posted

June 10, 2014

Study Start

April 1, 2013

Primary Completion

December 1, 2013

Study Completion

January 1, 2014

Last Updated

June 10, 2014

Record last verified: 2014-06

Locations