evidencegaps
Primary study · included by 1 review

The impact of non-extraction orthodontic treatment on oral health-related quality of life: clear aligners versus fixed appliances—a randomized controlled trial

Alfawal 2022 · Alfawal Alaa M H, Burhan Ahmad S, Mahmoud Ghiath, et al. · European Journal of Orthodontics · 2022

Included by

Evaluation of Pain and Oral Health-Related Quality of Life Associated With Fixed Orthodontic Treatment in Adults: A Systematic Review and Meta-Analysis.
Non-Cochrane · intervention · 2026 · cited as Alfawal 2022 · Table 2; reference list; Figures 4-5
Outcome this study informsPooled effectEvidenceCertainty
Oral health-related quality of life (OHIP-14; higher score = worse)
Conventional fixed orthodontic appliance treatment vs OHRQoL at week 1 versus month 1 after appliance placement · Week 1 versus month 1
MD 9.5 [7.5, 11.5]2 studies · 40 participantsLow

1 including review in total.