60
Participants
Start Date
March 16, 2016
Primary Completion Date
June 30, 2025
Study Completion Date
November 1, 2025
0.028 bonded to canines
lower fixed canine and canine retainer (0.028 stainless steel bonded to canines) and upper removable Hawley (Intervention A)
0.027 7-strand bonded to all 6
lower fixed canine to canine retainer (7-strand Twistflex 0.027 bonded to all six anterior teeth) and upper removable Hawley (Intervention B)
removable Hawley-type
lower Hawley-type and upper Hawley removable retainer (Control)
Department of Orthodontics, School of Dentistry, University of Athens, Athens
University of Athens
OTHER