From: Intraoral photobiomodulation-induced orthodontic tooth alignment: a preliminary study
 |  | # of Arches | Mean (SD) | Median | Min–Max | p-value* |
---|---|---|---|---|---|---|
T0 | ||||||
 | Control Total | 10 | 5.77 (1.57) | 5.80 | 3.70–8.80 | 0.1572 |
 | Upper | 3 | 5.20 (1.30) | 5.90 | 3.70–6.00 |  |
 | Lower | 7 | 6.01 (1.70) | 5.70 | 4.20–3.70 |  |
 | PBM Total | 18 | 7.27 (2.99) | 6.32 | 3.72–14.58 | 0.1572 |
 | Upper | 10 | 7.91 (3.41) | 6.59 | 4.36–14.58 |  |
 | Lower | 8 | 6.48 (2.33) | 6.06 | 3.72–10.60 |  |
T1 | ||||||
 | Control Total | 10 | 0.33 (0.38) | 0.25 | 0.00–1.00 | 0.3293 |
 | Upper | 3 | 0.33 (0.58) | 0.00 | 0.00–1.00 |  |
 | Lower | 7 | 0.33 (0.33) | 0.50 | 0.00–0.80 |  |
 | PBM Total | 18 | 0.47 (0.41) | 0.58 | 0.00–1.17 | 0.3293 |
 | Upper | 10 | 0.44 (0.39) | 0.60 | 0.00–0.99 |  |
 | Lower | 8 | 0.50 (0.46) | 0.55 | 0.00–1.17 |  |