Evidence map›Paper›PMID 40091133›Full record

SynthesisProgress in orthodontics2025

Soft tissue changes associated with Class III orthopaedic treatment in growing patients: a systematic review and meta-analysis.

Ahmad Marwan Alhamwi, Ahmad Sharafeddin Burhan, Fehmieh Rafik Nawaya, Kinda Sultan

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Progress in orthodontics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Article
  4. Article
  5. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Ahmad Marwan AlhamwiDepartment of Orthodontics, University of Damascus Dental School, Damascus, Syrian Arab Republic. ahmad.hamwi.1996@gmail.com.
Ahmad Sharafeddin BurhanDepartment of Orthodontics, University of Damascus Dental School, Damascus, Syrian Arab Republic.
Fehmieh Rafik NawayaDepartment of Pediatric Dentistry, Faculty of Dentistry, Syrian Private University., Damascus, Syrian Arab Republic.
Kinda SultanDepartment of Orthodontics, University of Damascus Dental School, Damascus, Syrian Arab Republic.

Funding

Damascus University 501100020595
6 · The paper itself

Abstract

introductionAchieving a harmonious soft tissue profile and enhancing facial appearance are key goals of early treatment for skeletal class III malocclusion.

aimTo summarize the current evidence regarding the effects of Class III orthodontic treatment on facial soft tissues, and to compare various Class III orthodontic appliances.

methodsA comprehensive search was conducted up to July 2024, using seven databases, with no language restrictions. RCTs and controlled non-randomized studies were included in this systematic review. The GRADE framework was applied to evaluate the quality of evidence.

resultsThirty studies were included in this review, of which sixteen were appropriate for quantitative synthesis. The age range fell between 6.6 and 12.3 years. The FM/RME protocol resulted in a 1.58 mm increase in upper lip protrusion and a 4.73-degree decrease in the nasolabial angle compared to the control group. Chincup treatment led to a 2.13 mm increase in upper lip protrusion and a 2.63 mm decrease in lower lip protrusion compared to the control group. The pooled estimate demonstrated a significant increase of 1.82 mm in upper lip protrusion, a significant retrusion of 3.14 mm in the lower lip, and a backward movement of the chin by 4.8 mm in patients treated with miniplate-anchored orthopaedic facemask (FM/MP) compared to the untreated group. However, no significant difference was found between FM/RME and FM/MP, except for a noticeable decrease in the nasolabial angle in the FM/RME group. The analysis of FM/Alt-RAMEC versus FM/RME did not reveal any difference in soft tissue outcomes, except for the upper lip protrusion. The Alt-RAMEC group showed a more pronounced anterior movement of the upper lip by 0.67 mm compared to the RME group. The quality of evidence supporting these findings ranged from low to moderate.

conclusionsThere is low to moderate evidence suggesting that early treatment positively influences the soft tissues in Class III patients. However, these conclusions are based on a two-dimensional analysis of cephalometric images, which may not provide complete or accurate information. Therefore, more RCTs using comprehensive 3D analysis are needed to confirm these results. REGISTRATION: PROSPERO ( CRD42024517924 ).

Indexed as

FaceMalocclusion, Angle Class IIIOrthodontics, CorrectiveCephalometryChildHumansLipOrthodontic AppliancesSkeletal class IIISystematic review

Identifiers

PMID40091133
PMCPMC11911289

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.