Whether or not khat chewing is detrimental to the periodontium remains uncertain. Findings from cross-sectional studies have been contradictory and, in most cases, uncontrolled for confounders.
OBJECTIVE
to experimentally test the effect of khat chewing on formation of dental plaque and development
BACKGROUND
It has been claimed that chewing khat (Catha edulis), a plant common in parts of eastern and southern Africa and the Arabian Peninsula, is associated with a range of orodental problems.
OBJECTIVE
To provide a synthesis of the evidence on the association between khat chewing and orodental
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