Table 2 Inclusion/exclusion criteria
Tooth movement | Orthodontic relapse | Acute pain | |
|---|---|---|---|
Inclusion criteria | |||
Study design | – | RCT, CCT | – |
Observation period | – | Unlimited | – |
Language | – | English, Scandinavian | – |
Population | – | Male/female, mean age 10–30 years, sample size ≥ 20/group | – |
Intervention | LLLT accelerate movement | LLLT prevent relapse | LLLT diminish acute pain |
Control | – | Control or placebo | – |
Outcome | Measurement in mm or per cent | – | Measurement in NRS or VAS |
Exclusion criteria | |||
Problem specification | – | Not addressed | – |
Research | – | Not original (editorial, review etc.), case series | – |