From:  Oral functional improvements in lingual hypomobility: a systematic review of surgical, myofunctional, and combined therapies

 Cochrane risk of bias tool (RoB 2).

AuthorsD1D2D3D4D5Overall
Lichnowska et al. (2024) [74]
Carminatti et al. (2022) [75]
Zhao et al. (2024) [77]
Fioravanti et al. (2021) [78]
Gouvêa et al. (2025) [79]

Domains: D1: Bias arising from the randomization process; D2: Bias due to the deviations from intended interventions; D3: Bias due to missing outcome data; D4: Bias arising from measurement of the outcome; D5: Bias in selection of the reported result. -: some concerns; +: low.