Lower lip bumper vs No active treatment (control)
Amount of crowding · Children or adolescents (aged 16 years old or under) receiving orthodontic treatment to prevent or correct crowded teeth
It is very uncertain whether lower lip bumper changes amount of crowding (change in mandibular incisor crowding) at 6 months compared with no active treatment (control) (very low certainty).
1 finding from 1 review
- MD -4.39 [-5.07, -3.71]1 study · 34 participantsVery low