Clinical outcomes of digital straightwire lingual versus labial fixed appliances assessed with American Board of Orthodontics indices: a retrospective cohort study

Clin Oral Investig. 2026 Mar 6;30(3):108. doi: 10.1007/s00784-026-06804-z.

Authors

Viet Anh Nguyen¹, Thi Trang Nguyen², Truong Nhu Ngoc Vo³, Minh Son Tong³, Thuy Anh Nguyen⁴

Affiliations

¹ Faculty of Dentistry, Phenikaa University, Hanoi, Vietnam. anh.nguyenviet1@phenikaa-uni.edu.vn.
² Faculty of Dentistry, Phenikaa University, Hanoi, Vietnam.
³ School of Dentistry, Hanoi Medical University, Hanoi, Vietnam.
⁴ Private Practice, Viet Anh Orthodontic Clinic, Hanoi, Vietnam.

PMID: 41790284
DOI: 10.1007/s00784-026-06804-z

No abstract available

Keywords: Discrepancy Index; Lingual orthodontics; Objective Grading System; adult orthodontics; fixed appliances; treatment outcome.