From: Effects of low power laser irradiation on bone healing in animals: a meta-analysis
Mean maximum force (SD) | |||||||||
---|---|---|---|---|---|---|---|---|---|
 |  | Sample size | 4 weeks after fracture |  | Quality score | ||||
Trial | Location of fracture | Treatment group | Control group | Treatment group | Control group | Effect Size | PEDro/10 | Jadad/5 | QATRS/20 |
David et al | Tibia (Mid portion) | 62 | 62 | a) 1630 (1020) | 1340 (540) (1) | 0.36 | 5 | 0 | 12 |
 |  |  |  | a) 1120 (900) | 1190 (570) (2) | -0.09 |  |  |  |
 |  |  |  | b) 1110 (650) | 1510 (820) (1) | -0.30 |  |  |  |
 |  |  |  | b) 670 (680) | 1020 (890) (2) | -0.40 |  |  |  |
Luger et al | Tibia (Mid portion) | 25 | 25 | 74.4 (43.1) | 46.5 (20.2) (1) | 0.82 | 7 | 3 | 17 |
Tajali et al | Tibia (4 cm below tibial tubercle) | 30 | 30 | 36.82 (7.42) | 27.79 (6.14) (2) | 1.34 | 7 | 1 | 15 |
Teng et al | Radius | 8 | 16* | N/A | N/A | -- | 6 | 2 | 13 |