ArticleMedicine and pharmacy reports2021
A randomized comparative study of platelet-rich fibrin along with hydroxyapatite graft for the treatment of 3-walled defects in chronic periodontitis.
Article in Medicine and pharmacy reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.
What it found
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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.
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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.
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Who cites it
3 citing papers in PubMed, 1 synthesis or guideline pooled it, 2 citations in OpenAlex.
- Autogenous platelet concentrates for treatment of intrabony defects-A systematic review with meta-analysis.Periodontology 2000 · 2025Pooled it
- Effects of platelet-rich fibrin combined with hydroxyapatite in the treatment of patients with periodontal intrabony defects: a meta-analysis.Clinics (Sao Paulo, Brazil) · 2026Review
- Critical review of minimally invasive periodontal surgery literature, a bibliometric study.Journal of Indian Society of PeriodontologyReview
Corrections and comments
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Authors and funding
7 authors at 3 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Background: Platelet Rich Fibrin (PRF) is a concentrate of leucocyte and platelets that contains various polypeptide growth factors. It has immense potential for use as a periodontal regenerative material in periodontal defects. Porous hydroxyapatite (HA) has long been used as bone grafting material. Recently it has been reported that when PRF is used in combination with HA, itgives a synergistic effect and results in a better periodontal regeneration. The present study aims to explore the clinical and radiographic effectiveness of autologous PRF versus PRF+HA in the regenerative treatment of intrabony defects (IBD) in patients with chronic periodontitis. Methods: Sixty patients with IBDs were divided into test and control groups. The test group patients were treated with autologous PRF, whereas the control group patients were treated with PRF+HA. Clinical parameters were recorded at baseline, three months, six months and nine months' time interval. Radiographic measurements were recorded at baseline and nine months. Results: A reduction in PI, MGI, PPD, RAL, and IBD was observed in both the groups at nine months. Mean IBD reduction in the control group was 3.70 ± 1.16 mm, whereas, the mean reduction in the test group was 4.80 ± 1.03 mm, showing a significant reduction in IBDs. Similarly, the percentage of bone fill in the test group was 65% ± 3.67%, whereas bone fill in controls was 56.7% ± 3.56%, showing a significant bone fill in the study group. Conclusion: Treatment of IBDs with PRF+HA showed a significant improvement in all the clinical and radiographic parameters. When HA was added to PRF, it increased the regenerative effect in the treatment of 3 wall IBDs.
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Registered trials
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