| Ref (type) | Population | Outcome, Interventions | Results and statistical analysis | Effect size | Favours |
| Time to recovery | |||||
|
RCT |
79 people with Bell's palsy |
Time to recovery
22 days with hyperbaric oxygen therapy (HBOT) 34.4 days with prednisolone |
P <0.001 |
Effect size not calculated | HBOT |
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