Trial reportClinical oral investigations2020
Effectiveness of a reciprocating single file, single cone endodontic treatment approach: a randomized controlled pragmatic clinical trial.
Trial report in Clinical oral investigations, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled 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.
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.
Who cites it
12 citing papers in PubMed, 1 synthesis or guideline pooled it.
- Effect of root canal filling techniques and materials on endodontic treatment outcomes: a systematic review and meta-analysis.Scientific reports · 2026Pooled it
- Clinical outcomes of nonsurgical root canal treatment using C-root SP combined with different obturation techniques in older patients: a randomized controlled clinical trial.BMC oral health · 2025Trial
- Article
- Adverse tissue reaction to a next-generation bioceramic sealer: a structured literature review and case report.Frontiers in dental medicine · 2026Review
- Influence of different endodontic treatment protocols on tooth survival: A retrospective cohort study with multistate analysis and group balancing.International endodontic journal · 2025Article
- Evaluation and comparison of mandibular molar root canal filling quality performed by undergraduate preclinical dental students.Scientific reports · 2025Article
- [Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences · 2025Article
- Enhancing Coronal Adaptation of Root Canal Fillings with a Modified Single-Cone Obturation Technique: Two Case Reports.Iranian endodontic journal · 2024Article
- Efficacy of Reciprocating Instruments in Retreatment of Bioactive and Resin-Based Root Canal Sealers.Acta stomatologica Croatica · 2022Article
- Influence of the root canal filling technique on the success rate of primary endodontic treatments: a systematic review.Restorative dentistry & endodontics · 2022Review
- Management of apical periodontitis using WaveOne gold reciprocating files, single-cone endodontic approach: A case series author.Annals of medicine and surgery (2012) · 2021Article
- Assessment of the functional efficacy of root canal treatment with high-frequency waves in rats.PloS one · 2020Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
7 authors.
Funding
Abstract
objectivesTo compare the root filling quality, the sealer extrusion, and the healing rates of apical lesions addressed via two endodontic treatment approaches. The hypothesis tested was that both techniques present similar apical periodontitis healing results. MATERIALS AND
methodsThis study was a parallel-design, pragmatic, and randomized clinical trial. One hundred twenty anterior teeth with necrotic pulps and apical periodontitis were randomly allocated to be either instrumented with hand files and obturated with the lateral compaction technique or instrumented with a single file in a reciprocating movement and obturated with a single-cone technique. The root canal filling quality, the occurrence of sealer extrusion, and apical periodontitis healing were the outcomes of interest. Data were analyzed through chi-square analysis, and the odds ratio for healing was adjusted using a logistic regression model (α = 0.05).
resultsNo significant differences were observed between the endodontic techniques regarding the root filling quality or sealer extrusion. Six months after treatment, both endodontic techniques presented equivalent results regarding apical periodontitis healing. The healing rate was affected only by the periapical status at baseline.
conclusionsThe obturation of the root canal of the anterior teeth using reciprocating file-matched single cones presented a similar quality to that obtained with manual instrumentation followed by the lateral condensation technique. Similar healing rates of apical lesions were also observed. CLINICAL RELEVANCE: For treating anterior teeth with apical periodontitis, a reciprocating single-file, single-treatment protocol was as effective as a traditional protocol combining hand instrumentation and the lateral compaction obturation technique.
Indexed as
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Registered trials
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.