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Exploring findings from a Cardiff University study on students' perception and confidence using IOTN

BDJ Student volume 32, pages 104–109 (2025)Cite this article

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  • Summarises the importance of the use of the index of treatment need (IOTN) for standardising orthodontic treatment

  • Highlights students‘ understanding and perception of confidence for using IOTN

  • Emphasises the importance of dental schools carrying out this research to identify any improvements to their current curriculum

Summarises the importance of the use of the index of treatment need (IOTN) for standardising orthodontic treatment

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References

  1. Jawad Z, Bates C, Hodge T. Can dental registrants use the index of orthodontic treatment need accurately? part 1: Knowledge of IOTN among dental registrants. Br Dent J 2016; 220: 527-532.

  2. General Dental Council. Scope of practice. 2013. Online information available at www.gdc-uk.org/docs/default-source/standards-and-guidance/scope-of-practice/scope-of-practice-september-2013.pdf (accessed March 2025).

  3. Brook P H, Shaw W C. The development of an index of Orthodontic Treatment Priority. Eur J Orthod 1989; 11: 309-320.

  4. Rushworth, B. 2020. Oxford Handbook of Clinical Dentistry. Oxford, UNITED KINGDOM: Oxford University Press, Incorporated.

  5. Arraj G P, Rossi-Fedele G, Doğramacı E J. The Association of Overjet size and traumatic dental injuries—a systematic review and meta-analysis. Dent Traumol 2019; 35: 217-232.

  6. Carty O, Toor H, Morris T A, Harrison JE. Orthodontic referral management systems: Do they make a difference? J Orthod 2019; 46: 39-45.

  7. Simić S, Nikolić P, Stanišić Zindović J, et al. Root resorptions on adjacent teeth associated with impacted maxillary canines. Diagnostics 2022; 12: 380.

  8. Di Blasio M, Vaienti B, Pedrazzi G, et al. Are the reasons why patients are referred for an orthodontic visit correct? Int J Environ Res Public Health 2021; 18: 5201.

  9. GDC 2015. Preparing for practice. 2015. Available online at: https://www.gdc-uk.org/docs/default-source/education-and-cpd/preparing-for-practice-(revised-2015).pdf?sfvrsn=81d58c49_2 (accessed July 2025).

  10. Elmanaseer W R, Al-Omoush S A, Alamoush R A, Abu Zaghlan R, Alsoleihat F. Dental students' perception and self-perceived confidence level in key dental procedures for general practice and the impact of competency implementation on their confidence level, part I (prosthodontics and conservative dentistry). Int J Dent 2023; 2023: 1-11.

  11. Popat H, Corns S, Richmond S, Playle R. Preparing for practice - calibration of dental undergraduate students in the index of orthodontic treatment need. Br Dent J 2013; 215: 469-471.

  12. Foster-Thomas E, Curtis J, Eckhardt C, Atkin P. Welsh dental trainees' confidence and competence in completing orthodontic assessments and referrals. J Orthod 2021; 48: 383-291.

  13. Jawad Z, Bates C, Hodge T. Can dental registrants use the index of orthodontic treatment need accurately? part 1: Knowledge of IOTN among dental registrants. Br Dent J 2016; 220: 527-532.

  14. NHS England. Guides for commissioning dental specialties - orthodontics. 2015. Available online at: https://www.england.nhs.uk/commissioning/wp-content/uploads/sites/12/2015/09/guid-comms-orthodontics.pdf (accessed July 2025).

  15. Bouskandar S Y, Al Muraikhi L, Hodge T M, Barber S K. UK dental students' ability and confidence in applying the index of orthodontic treatment need and determining appropriate orthodontic referral. Eur J Dent Educ 2022; 27: 489-496.

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Acknowledgement

I would like to thank all the student that participated in this study and Dr Wilson-Nagrani for supervising this project.

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Authors and Affiliations

  1. Cardiff Dental School, Cardiff, United Kingdom

    Abdurahman Abdi

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  1. Abdurahman Abdi
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Correspondence to Abdurahman Abdi.

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Cite this article

Abdi, A. Exploring findings from a Cardiff University study on students' perception and confidence using IOTN. BDJ Student 32, 104–109 (2025). https://doi.org/10.1038/s41406-025-1536-6

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  • DOI: https://doi.org/10.1038/s41406-025-1536-6

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