Signs and symptoms of atypical swallowing and speech production disturbances · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of vertical overlap or…
The review found no eligible studies for this question.
1 finding from 1 review
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
Amount of crowding · Children or adolescents (aged 16 years old or under) receiving orthodontic treatment to prevent or correct crowded teeth
1 finding from 1 review
Rate of orthodontic tooth movement during space closure stage (maxillary arch), mm/month · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
It is very uncertain whether low level laser therapy (LLLT) changes rate of orthodontic tooth movement during space closure stage… compared with conventional orthodontic appliance treatment (very low certainty).
1 finding from 1 review
Side effects or other adverse events · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
1 finding from 1 review
Periodontal health during molar intrusion · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
1 finding from 1 review
Abellan 2021 assessed periodontal health (plaque index, pocket depth, bleeding on probing) after intrusion of maxillary molars; no evidence of significant difference with LLLT. Statistical test results not published.
1 study
GRADE not reported
Total number of orthodontic appliance adjustment appointments during alignment stage · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
It is very uncertain whether low level laser therapy (LLLT) changes total number of orthodontic appliance adjustment appointments during… compared with conventional orthodontic appliance treatment (very low certainty).
1 finding from 1 review
Discomfort/pain · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
It is very uncertain whether low level laser therapy (LLLT) changes patient perception of pain and discomfort (VAS 0 to 100 mm) compared with conventional orthodontic appliance treatment (very low certainty).
1 finding from 1 review
Duration of orthodontic treatment during alignment stage · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
It is very uncertain whether low level laser therapy (LLLT) changes duration of orthodontic treatment during alignment stage compared with conventional orthodontic appliance treatment (very low certainty).
1 finding from 1 review
Patient-reported need for analgesics · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
The review found no eligible studies for this question.
1 finding from 1 review
Total number of orthodontic appliance adjustment appointments during treatment · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
The review found no eligible studies for this question.
1 finding from 1 review
Overall treatment time wearing orthodontic appliances · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
The review found no eligible studies for this question.
1 finding from 1 review
Orthodontic tooth movement (OTM) during alignment stage · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
It is very uncertain whether low level laser therapy (LLLT) changes rate of orthodontic tooth movement during alignment stage… compared with conventional orthodontic appliance treatment (very low certainty).
1 finding from 1 review
Rate of maxillary molar intrusion for correction of anterior open bite · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
1 finding from 1 review
Two studies (62 participants), not pooled. Abellan 2021: no significant difference in molar intrusion at 3 months (1.25 vs 1.72 mm) or 6 months (1.09 vs 1.28 mm), nor rate per month. Hasan 2022: increased intrusion…
2 studies · 62 participants
GRADE not reported
Orthodontically-induced inflammatory root resorption (OIIRR) during molar intrusion · Adolescents and adults with malocclusion undergoing fixed orthodontic appliance treatment
1 finding from 1 review
Patient‐reported pain intensity or pain relief (VAS, NRS or categorical scale) · Adolescents and adults undergoing orthodontic treatment
Low‐level laser therapy (LLLT) showed no clear difference in patient‐reported pain intensity or pain relief (VAS, NRS or… compared with placebo (or no irradiation); GRADE not reported.
5 findings from 1 review
MD -10.63 [-22.33, 1.07]
2 studies · 118 participants
GRADE not reported
MD -6.39 [-8.65, -4.13]
1 study · 58 participants
GRADE not reported
Two further studies (160 participants) used bespoke assessments. Harazaki 1997 (84 participants): slightly lower proportion reporting severe pain in the intervention group, no inferential statistics. Turhani 2006 (76…
2 studies · 160 participants
GRADE not reported
Show 2 more findings
MD -10.76 [-13.80, -7.73]
2 studies · 118 participants
GRADE not reported
MD -20.27 [-24.50, -16.04]
2 studies · 118 participants
Low
Adverse effects of pain treatment · Adolescents and adults undergoing orthodontic treatment
The review found no eligible studies for this question.
1 finding from 1 review
Tooth survival · People with avulsed and replanted permanent (front) teeth
It is very uncertain whether hyperbaric oxygen (following replantation) changes tooth survival at 12 months compared with control (very low certainty).
1 finding from 1 review
Adverse effects · People with avulsed and replanted permanent (front) teeth
1 finding from 1 review
Pulpal healing at 12 months · People with avulsed and replanted permanent (front) teeth
It is very uncertain whether hyperbaric oxygen (following replantation) changes pulpal healing at 12 months compared with control (very low certainty).
1 finding from 1 review