Evrard A, Tepedino M, Cattaneo PM, Cornelis MA. Which factors influence orthodontists in their decision to extract? A questionnaire survey. J Clin Exp Dent. 2019;11(5):e432-8.

doi:10.4317/jced.55709

http://dx.doi.org/10.4317/jced.55709

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References

1. Proffit WR. Contemporary Orthodontics. 4th ed. St-Louis, MO: Elsevier; 2007:276-279.

2. Case CS. The question of extraction in orthodontia. Am J Orthod. 1964;50:660-691.
https://doi.org/10.1016/0002-9416(64)90106-X

3. Tweed CH. Indications for the extraction of teeth in orthodontic procedures. Am J Orthod Oral Surg. 1944;30:405-428.
https://doi.org/10.1016/S0096-6347(44)90038-4

4. Tweed CH. The diagnostic facial triangle in the control of treatment objectives. Am J Orthod. 1969;55:651-657.
https://doi.org/10.1016/0002-9416(69)90041-4

5. Miura F, Nakagawa K, Masuhara E. New direct bonding system for plastic brackets. Am J Orthod. 1971;59:350-61.
https://doi.org/10.1016/0002-9416(71)90231-4

6. Brandt S, Root TL. Interview: Dr. Terrell L. Root on headgear. J Clin Orthod. 1975;9:20-31,34-41.

7. Creekmore TD. Inhibition or stimulation of the vertical growth of the facial complex, its significance to treatment. Angle Orthod. 1967;37:285-297.

8. Harvold EP, Vargervik K. Morphogenetic response to activator treatment. Am J Orthod. 1971;60:478-490.
https://doi.org/10.1016/0002-9416(71)90114-X

9. Pfeiffer JP, Grobety D. Simultaneous use of cervical appliance and activator: an orthopedic approach to fixed appliance therapy. Am J Orthod. 1972;61:353-373.
https://doi.org/10.1016/0002-9416(72)90300-4

10. Poulton DR. The influence of extraoral traction. Am J Orthod. 1967;53:8-18.
https://doi.org/10.1016/0002-9416(67)90135-2

11. Little RM, Wallen TR, Riedel RA. Stability and relapse of mandibular anterior alignment-first premolar extraction cases treated by traditional edgewise orthodontics. Am J Orthod. 1981;80:349-365.
https://doi.org/10.1016/0002-9416(81)90171-8

12. Bravo LA, Canut JA, Pascual A, Bravo B. Comparison of the changes in facial profile after orthodontic treatment, with and without extractions. Br J Orthod. 1997;24:25-34.
https://doi.org/10.1093/ortho/24.1.25
PMid:9088600

13. Kocadereli I. Changes in soft tissue profile after orthodontic treatment with and without extractions. Am J Orthod Dentofacial Orthop. 2002;122:67-72.
https://doi.org/10.1067/mod.2002.125235
PMid:12142899

14. Bishara SE, Cummins DM, Zaher AR. Treatment and posttreatment changes in patients with Class II, Division I malocclusion after extraction and nonextraction treatment. Am J Orthod Dentofacial Orthop. 1997;111:18-27.
https://doi.org/10.1016/S0889-5406(97)70297-X

15. Drobocky OB, Smith RJ. Changes in facial profile during orthodontic treatment with extraction of four first premolars. Am J Orthod Dentofacial Orthop. 1989;95:220-230.
https://doi.org/10.1016/0889-5406(89)90052-8

16. Erdinc AE, Nandra RS, Dandajena TC. Profile changes of patients treated with and without premolar extractions. Am J Orthod Dentofacial Orthop. 2007;132:324-331.
https://doi.org/10.1016/j.ajodo.2005.08.045
PMid:17826600

17. Luppanapornlarp S, Johnston LE. The effects of premolar-extraction: a long-term comparison of outcomes in « clear-cut » extraction and nonextraction Class II patients. Angle Orthod. 1993;63:257-272.

18. Young TM, Smith RJ. Effects of orthodontics on the facial profile: a comparison of changes during nonextraction and four premolar extraction treatment. Am J Orthod Dentofacial Orthop. 1993;103:452-458.
https://doi.org/10.1016/S0889-5406(05)81796-2

19. Holman JK, Hans MG, Nelson S, Powers MP. An assessment of extraction versus nonextraction orthodontic treatment using the peer assessment rating (PAR) index. Angle Orthod. 1998;68:527-534.

20. Vaden JL, Kiser HE. Straight talk about extraction and nonextraction: A differential diagnostic decision. Am J Orthod Dentofacial Orthop. 1996;109:445-452.
https://doi.org/10.1016/S0889-5406(96)70127-0

21. Jackson TH, Guez C, Lin F-C, Proffit WR, Ko Ch-C. Extraction frequencies at a university orthodontic clinic in the 21st century: Demographic and diagnostic factors affecting the likelihood of extraction. Am J Orthod Dentofac Orthop. 2017;151:456-462.
https://doi.org/10.1016/j.ajodo.2016.08.021
PMid:28257729 PMCid:PMC5338460

22. Ali B, Shaikh A, Fida M. Factors affecting treatment decisions for Class I malocclusions. Am J Orthod Dentofac Orthop. 2018;154:234-237.
https://doi.org/10.1016/j.ajodo.2017.11.035
PMid:30075925

23. Anderson JP, Joondeph DR, Turpin DL. A cephalometric study of profile changes in orthodontically treated cases ten years out of retention. Angle Orthod. 1973;43:324-336.

24. Koch R, Gonzales A, Witt E. Profile and soft tissue changes during and after orthodontic treatment. Eur J Orthod. 1979;1:193-199.
https://doi.org/10.1093/ejo/1.3.193
PMid:296943

25. Yogosawa F. Predicting soft tissue profile changes concurrent with orthodontic treatment. Angle Orthod. 1990;60:199-206.

26. Hodges A, Rossouw PE, Campbell PM, Boley JC, Alexander RA, Buschang PH. Prediction of lip response to four first premolar extractions in white female adolescents and adults. Angle Orthod. 2009;79:413-421.
https://doi.org/10.2319/0003-3219(2009)079[0413:POLRTF]2.0.CO;2
https://doi.org/10.2319/050208-247.1
PMid:19413391

27. Moseling KP, Woods MG. Lip curve changes in females with premolar extraction or nonextraction treatment. Angle Orthod. 2004;74:51-62.

28. Tepedino M, Franchi L, Fabbro O, Chimenti C. Post-orthodontic lower incisor inclination and gingival recession - a systematic review. Prog Orthod. 2018;19: 1-7.
https://doi.org/10.1186/s40510-018-0212-6
PMid:29911278 PMCid:PMC6004340

29. Merrifield LL, Cross JJ. Directional forces. Am J Orthod. 1970;57:435-464.
https://doi.org/10.1016/0002-9416(70)90164-8

30. Pearson LE. Vertical control in fully-banded orthodontic treatment. Angle Orthod. 1986;56:205-224.

31. Kouvelis G, Dritsas K, Doulis I, Kloukos D, Gkantidis N. Effect of orthodontic treatment with 4 premolar extractions compared with nonextraction treatment on the vertical dimension of the face: A systematic review. Am J Orthod Dentofac Orthop. 2018;154:175-187.
https://doi.org/10.1016/j.ajodo.2018.03.007
PMid:30075920

32. Little RM. Stability and relapse of dental arch alignment. Br J Orthod. 1990;17:235-241.
https://doi.org/10.1179/bjo.17.3.235
PMid:2207055

33. Damon DH. Treatment of the face with biocompatible orthodontics. In: Graber TM, Vanarsdall RL, Vig KWL, ed. Orthodontics. Current principles and techniques. 4th ed. St-Louis, MO: Elsevier; 2005:753.

34. Booth FA, Edelman JM, Proffit WR. Twenty-year follow-up of patients with permanently bonded mandibular canine-to-canine retainers. Am J Orthod Dentofacial Orthop. 2008;133:70-76.
https://doi.org/10.1016/j.ajodo.2006.10.023
PMid:18174074

35. Littlewood SJ, Millett DT, Doubleday B, Bearn DR, Worthington HV. Orthodontic retention: a systematic review. J Orthod. 2006;33:205-212.
https://doi.org/10.1179/146531205225021624
PMid:16926314

36. Baumrind S, Korn EL, Boyd RL, Maxwell R. The decision to extract: Part 1 Interclinician agreement. Am J Orthod Dentofacial Orthop. 1996;109:297-309.
https://doi.org/10.1016/S0889-5406(96)70153-1