Comment: The quality of evidence is downgraded by sparse data, indirectness and differences in interventions and outcomes.
A Cochrane review [Abstract] 1 included 44 trials with 1809 participants. Different types of interventions were compared which were categorised as mechanical debridement, chewing gums, systemic deodorising agents, topical agents, toothpastes, mouthrinse/mouthwash, tablets, and combination methods.
Abstract and full text in Cochrane database http://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD012213.pub2/full, SOF table http://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD012213.pub2/full#CD012213-sec1-0001 (licence for full text and SOF table required)
Abstract in McMaster database (licence required)
Primary/Secondary Keywords