Last updated July 22, 2026
Key finding
Mean difference -0.89, statistically significant change at P value = 0.000.
This study evaluated the impact of improved periodontal health on glycemic control in type 2 diabetes patients with generalized periodontitis, revealing significant changes in several periodontal measures.
Quick read
The essential study design details in one scan.
EvidenceScore™
Moderate
Study type
RCTs
Follow-up
Medium-Term (3–12 mo)
Risk of bias
Some Concerns
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Plain-language summary
A plain-language read of the study’s main message and where it applies.
Study focus
This study evaluated the impact of improved periodontal health on glycemic control in type 2 diabetes patients with generalized periodontitis, revealing significant changes in several periodontal measures.
This research highlights the importance of periodontal health in managing type 2 diabetes, suggesting that dental treatments may have broader health implications. Improved gum health could potentially enhance overall health outcomes for diabetic patients, emphasizing the need for integrated care approaches.
Limited sample size may affect generalizability. Short follow-up period may not capture long-term effects. Potential confounding factors not controlled for.
Published in
Publication details and source links for this paper.
Sukhdeep S, Veerendra K, Sheela K, Anitha S. The effect of improved periodontal health on glycemic control in type 2 diabetes mellitus patients with generalized periodontitis. International Journal of Diabetes in Developing Countries. 2008;28(2):38-44. doi:10.4103/0973-3930.43097
Plaque index decreased by 0.89 (p=0.000)
Gingival index decreased by 0.74 (p=0.000)
Postprandial blood glucose decreased by 21.8 (statistically significant)
HbA1c decreased by 0.7 (statistically significant)
Evidence network
Understand where this research contributes within the broader evidence network.
This study contributes evidence to Scaling and root planing followed by systemic doxycycline, Scaling and root planing only and Fasting Plasma Glucose (FPG), Glucose iAUC (OGTT), HbA1c, and 4 more.
This study contributes evidence to
Primary intervention
Scaling and root planing followed by systemic doxycycline
Primary outcomes
Primary intervention
Primary outcomes
Intervention and outcome relationships this study adds to the evidence network.
Editorial context
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Evidence network role
This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.
4
Related topics
7
Evidence pairs
1637
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Contributes evidence
Evidence topic
Contributes evidence
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Contributes evidence
Evidence topic
Contributes evidence
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Primary evidence
Evidence relationship
Related evidence
Evidence relationship
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Evidence relationship
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Core evidence
The primary outcomes reported in this study.
Scaling and root planing followed by systemic doxycycline → Fasting Plasma Glucose (FPG)
Scaling and root planing followed by systemic doxycycline → Fasting Plasma Glucose (FPG)
Scaling and root planing followed by systemic doxycycline → Glucose iAUC (OGTT)
Scaling and root planing followed by systemic doxycycline → Glucose iAUC (OGTT)
Scaling and root planing followed by systemic doxycycline → HbA1c
Scaling and root planing followed by systemic doxycycline → HbA1c
Scaling and root planing only → Clinical attachment level
Scaling and root planing only → Clinical attachment level
Scaling and root planing only → Gingival Index (GI)
Scaling and root planing only → Gingival Index (GI)
Scaling and root planing only → Periodontal probing depth
Scaling and root planing only → Periodontal probing depth
Scaling and root planing only → Plaque Index (PI)
Scaling and root planing only → Plaque Index (PI)
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Relationships organized using the Dediabetes Evidence Intelligence™ framework.
This study contributes to evidence on Scaling and Root Planing Procedures and Clinical attachment level, Scaling and Root Planing Procedures and Gingival Index (GI).
This study contributes to the evidence on the following intervention-outcome relationships.
Curated evidence collections and hubs this study is part of.
All studies measuring Clinical attachment level
Measures Clinical attachment level as a key outcome.
All studies measuring Gingival Index (GI)
Measures Gingival Index (GI) as a key outcome.
All studies on Scaling and Root Planing Procedures
Contributes to Scaling and Root Planing Procedures evidence base.
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3 results
3 results
3 results
3 results
3 results
Generated from the study's connected evidence using Evidence Intelligence™.
Scaling and Root Planing Procedures appear to lower HbA1c.
ConsistencyScore™: Results are consistent across studies.
Ranked evidence signals
HbA1c
EvidenceScore™ Moderate | EvidenceScore™ 69.0 | strong positive | ConsistencyScore™ Consistent | 1 study
Why this answer: This answer is based on 5 supporting studies with consistent results and a positive effect signal.
Scaling and Root Planing Procedures may improve fasting glucose.
ConsistencyScore™: Results are mixed and should be interpreted cautiously.
Ranked evidence signals
Fasting Plasma Glucose (FPG)
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is cautious because the available studies report mixed findings.
Limitations
Current evidence does not show a clear benefit of Scaling and Root Planing Procedures for postprandial and ogtt glucose.
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
Glucose iAUC (OGTT)
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
Scaling and root planing only may improve clinical attachment level.
ConsistencyScore™: Results are generally consistent across studies.
Ranked evidence signals
Clinical attachment level
EvidenceScore™ Strong | EvidenceScore™ 79.0 | moderate positive | ConsistencyScore™ Generally Consistent | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
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