Gift HC, Redford M. Oral health and the quality of life. Clin Geriatric Med 1992;8(3):673-84.

Bedi R, Gulati N, McGrath C. A study of satisfaction with dental services among adults in the United Kingdom. Br Dent J 2005;198(7):433-7. https://doi.org/10.1038/sj.bdj.4812198

Borzabadi-Farahani A, Borzabadi-Farahani A. Agreement between the index of complexity, outcome, and need and the dental and aesthetic components of the index of orthodontic treatment need. Am J Orthod Dentofacial Orthop 2011;140:233-8. https://doi.org/10.1016/j.ajodo.2010.09.028

Badran SA. The effect of malocclusion and self-perceived aesthetics on the self-esteem of a sample of Jordanian adolescents. Eur J Orthod 2010;32(6):638-44. https://doi.org/10.1093/ejo/cjq014

O’Brien K, Kay L, Fox D, Mandall N, Assessing oral health outcomes for orthodontics–measuring health status and quality of life. Community Dent Health 1998;15:22-6.

de Oliveira CM, Sheiham A. Orthodontic treatment and its impact on oral health-related quality of life in Brazilian adolescents. J Orthod 2004;31(1):20-7. https://doi.org/10.1179/146531204225011364.

Prabakaran R, Seymour S, Moles DR, Cunningham SJ. Motivation for orthodontic treatment investigated with Q-methodology: patients’ and parents’ perspectives. Am J Orthod Dentofacial Orthop 2012;142(2):213-20. https://doi.org/10.1016/j.ajodo.2012.03.026

Phillips C, Broder HL, Bennett ME. Dentofacial disharmony: motivations for seeking treatment. Int J Adult Orthodon Orthognath Surg 1997;12(1):7.

Kenealy PM, Kingdon A, Richmond S, Shaw WC. The Cardiff dental study: a 20-year critical evaluation of the psychological health gain from orthodontic treatment. Br J Health Psychol 2007;12:17-49. https://doi.org//10.1348/135910706X96896

Revicki DA, Kleinman L, Cella D. A history of health-related quality of life outcomes in psychiatry. Dialogues Clin Neurosci 2014;16:127-35. https://doi.org/10.31887/DCNS.2014.16.2/drevicki

Hays RD, Reeve BB. Measurement and modeling of health-related quality of life. Int Encyclopedia Public Health 2008:241-52. https://doi.org/10.1016/B978-012373960-5.00336-1

Liu Z, McGrath C, Hagg U. The impact of malocclusion/orthodontic treatment need on the quality of life: a systematic review. Angle Orthod 2009;79:585-91. https://doi.org/10.2319/042108-224.1

Slade GD, Spencer AJ. Development and evaluation of the oral health impact profile. Comm Dent Health 2004;11:3-11.

Feu D, Miguel JAM, Celeste RK, Oliveira BH. Effect of orthodontic treatment on oral health–related quality of life. Angle Orthod 2013;83(5):892-8. https://doi.org/10.2319/100412-781.1

Machale P , Hegde-Shetiya S, Shirahatti R , Agarwal D. Oral Health Related Quality of Life (OHRQoL) amongst Patients Wearing Fixed Orthodontic Appliance in Pimpri, Pune, India - A Cross Sectional Study. Pesqui Bras Odontopediatria Clin Integr 2012;12(3):351-6.

Subohi A. Defining income groups. Dawn. 20 November 2006. Accessed on: May 25, 2022. Available from URL: https://www.dawn.com/news/219652/defining-income-groups

Johal A, Fleming P, Al Jawad F. A prospective longitudinal controlled assessment of pain experience and oral health-related quality of life in adolescents undergoing fixed appliance treatment. Orthod Craniofac Res 2014;17(3):178-86. https://doi.org/10.1111/ocr.12044

Paes da Silva S, Pitchika V, Baumert U, Wehrbein H, Schwestka-Polly R, Drescher D, et al. Oral health-related quality of life in orthodontics: a cross-sectional multicentre study on patients in orthodontic treatment. Eur J Orthod 2020;42(3):270-80. https://doi.org/10.1093/ejo/cjz064

Chen M, Wang DW, Wu LP. Fixed orthodontic appliance therapy and its impact on oral health-related quality of life in Chinese patients. Angle Orthod 2010;80(1):49-53. https://doi.org/10.2319/010509-9.1

Baidas LF, AlJunaydil N, Demyati M, Sheryei RA. Fixed orthodontic appliance impact on oral health-related quality of life during initial stages of treatment. Niger J Clin Pract 2020;23(9):1207-14. https://doi.org/10.4103/njcp.njcp_681_19

Mansor N, Saub R, Othman SA. Changes in the oral health-related quality of life 24 h following insertion of fixed orthodontic appliances. J Orthod Sci 2012;1(4):98. https://doi.org/10.4103/2278-0203.105880

Scheurer PA, Firestone AR, Burgin WB. Perception of pain as a result of orthodontic treatment with fixed appliances. Eur J Orthod 1996;18:34957. https://doi.org/10.1093/ejo/18.4.349

Broder HL, Wilson-Genderson M, Sischo L. Examination of a theoretical model for oral health–related quality of life among youths with cleft. Am J Public Health 2014;104(5):865-71. https://doi.org/10.2105/AJPH.2013.301686

Feu D, Miguel JAM, Celeste RK, Oliveira BH. Effect of orthodontic treatment on oral health–related quality of life. Angle Orthod 2013;83(5):892-8. https://doi.org/10.2319/100412-781.1

Kvam E, Gjerdet N, Bondevik O. Traumatic ulcers and pain during orthodontic treatment. Community Dent Oral Epidemiol 1987;15:104-7. https://doi.org/10.1111/j.1600-0528.1987.tb00493.x

McGrath C, Bedi R. Gender variations in the social impact of oral health. J Ir Dent Assoc 2000;46:87-91.